This ranked in the warmest third of the 127-year period of record. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). Average day temperature: 11.3°C. This report illustrates the typical weather in Portland, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. In march in Portland, the climate is wet (with 3.4in of precipitation over 17 days). Within 16 kilometres contains only modest variations in elevation (150 metres). For reference, on May 17, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 57%, while on September 2, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 64%. For the purposes of this report, the geographical coordinates of Portland are 43.661 deg. During March, the average contiguous U.S. temperature was 45.5°F, 4.0°F above the 20 th century average. Above-average to record precipitation was observed from parts of the Southwest to Texas and through the mid-Mississippi Valley into the Great La… The average hourly wind speed in Portland is decreasing during March, decreasing from 16.2 kilometres per hour to 14.2 kilometres per hour over the course of the month. Average daily temperatures in March. At 18.20°C | 64.76°F, the average monthly water temperature reaches its highest value in the year in August. MERRA-2 Modern-Era Retrospective Analysis. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. For an average of 40 days annually the thermometer never rises above freezing. The climate in Portland during March can be summarized as cool and a little damp. The average number of sunny hours in March is: 4.5. The month of March in Portland is very likely fully outside of the growing season, with the chance that a given day is in the growing season gradually increasing from 0% to 3% over the course of the month. Portland, USA: Annual Weather Averages July is the hottest month in Portland with an average temperature of 20.5°C (69°F) and the coldest is January at -6°C (21°F) . 45 F Portland International Jetport Station | Report. Portland's economy relies mostly on the service sector and tourism. Average Rainfall for Portland. °F. Weather in Portland: March. annual snowfall: 62 inch The viral Facebook post from the Bangor Police Department even shows that they can laugh about it, although maybe they’re laughing because winter has finally pushed them over the edge. In the morning the temperature drops to 29°F. Thus, the mean temperature average in march in Maine is 31°F. Above-average temperatures were observed from the Northwest to the Great Lakes to the Gulf of Mexico and into the Northeast. Station Data. ... Day Average Temp: 41.94: 40-Precipitation (Inches) Actual: Historic Avg. The highest day temperature during March of 2021 was 16°C. This section reports on the wide-area average surface temperature of that water. Monthly averages Augusta Longitude: -69.7973, Latitude: 44.3206 Average weather Augusta, ME - 4330. How sunny is it in Maine in March? The average minimum temperature (usually the minimum temperature is noted during the night) in Portland in March is 3.0°C (37.4°F). The average low temperatures are still well below freezing, while the average … The shaded overlays indicate night and civil twilight. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. Weather Spark Map Avg. An average of 10.00°C | 50.00°F water temperatures is reached in Portland (Gulf of Maine) over the year. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . The black line is the percentage chance that a given day is within the growing season. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. Maine annual average temperature - 40.97 degrees, 48th warmest state in the U.S. Record Hottest year in Maine - 1913 / Avg temperature 45.65 degrees; Record Coldest year in Maine - 1904 / Avg temperature 38.44 degrees; Maine average Summer temperature (June, July, August) 63.7 F degrees, 46th warmest U.S. summer state The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. The first month of the spring, March, is still a cold month in Portland, Maine, with average temperature fluctuating between 38.3°F (3.5°C) and 28.4°F (-2°C).In March, the average high-temperature slightly increases, from 32.5°F (0.3°C) in February, to a still cold 38.3°F (3.5°C). March is cold even though it is the end of the winter and begins the spring season in Maine. The solar day over the course of March. We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. Portland typically has 142 frosty nights a year. Marine / ocean climate data updated daily, surface sea temperatures and recorded in degrees centigrade and farenheit. Record Weather data is prone to errors, outages, and other defects. Gevaş, Turkey (8,717 kilometres away) is the far-away foreign place with temperatures most similar to Portland (view comparison). For an average of 40 days annually the thermometer never rises above freezing. N/A: How Much Sunshine each year is there in Maine (in hours)? Hi. A wet day is one with at least 1 millimetre of liquid or liquid-equivalent precipitation. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. Weather Spark Map As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day. Whereas in March the lowest average water temperatures are expected with about 3.30°C | … What's The Average High Temp in Maine? March sees highs in the 40s; April temps hover in the low 50s. The lowest average surface water temperature during March is 3 °C on March 11. It is New England, so if you don't like the weather, wait a minute. The percentage of time spent in various temperature bands. The chance that a given day will be muggy in Portland is essentially constant during March, remaining around 0% throughout. 44.8 °F: How Many Inches of Rain per year does Maine get ? Above-average temperatures were observed from the Northwest to the Great Lakes to the Gulf of Mexico and into the Northeast. The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. With a strong possibility of snow during a third of the year, Mainers know how to have fun in the winter. Thus, the mean temperature average in march in Portland is 50°F. Number of sunny days: 5 days. March-May After a long winter, spring is a breath of fresh air for Portland residents – but it doesn't really kick into gear until May. The topography within 3 kilometres of Portland contains only modest variations in elevation, with a maximum elevation change of 49 metres and an average elevation above sea level of 7 metres. The amount of rain in March is high with an average of 90mm (3.5in). For reference, on June 21, the longest day of the year, the Sun rises at 4:59 a.m. and sets 15 hours, 27 minutes later, at 8:26 p.m., while on December 21, the shortest day of the year, it rises at 7:11 a.m. and sets 8 hours, 56 minutes later, at 4:07 p.m.. 40. Average Temperatures by Month for Portland: December: High: 35 degrees F; … Portland, Maine Climate - 4101 Weather, Average Rainfall, and Temperatures Portland typically has 142 frosty nights a year. Over the course of March in Portland, the chance of a day with only rain increases from 12% to 21%, the chance of a day with mixed snow and rain decreases from 7% to 5%, and the chance of a day with only snow decreases from 7% to 1%. Consider this: The average annual temperature in far northern Maine is only about 40 degrees F. In the coastal city of Portland, it is just north of 46 degrees.And yet, a handful of 90-degree heatwave days in July and August can make travelers, who have come to escape the swelter grumble, bitter. The most pleasant months of the year for Portland … But if you've never spent a weekend in Vacationland in the fall or winter, here are nine reasons you need to add it to your bucket list right now. Month. The clearest day of the month is March 31, with clear, mostly clear, or partly cloudy conditions 47% of the time. The climate is rather cool in this location this month, but it is tolerable by dressing cosy. Daily high temperatures increase by 5 °C, from 3 °C to 8 °C, rarely falling below -3 °C or exceeding 14 °C. The month of March in Portland experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 54% throughout the month. You can expect to have about 22 days with temperatures below 32°F, or 71% of time. Dec. 18.7°F. Average night temperature: 5.8°C. The shortest day of the month is March 1, with 11 hours, 13 minutes of daylight and the longest day is March 31, with 12 hours, 43 minutes of daylight. 35.7 °F: What's the Average Temperature in Maine? From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. The amount of rain in March is high with an average of 90mm (3.5in). 23. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. The estimated value at Portland is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Portland and a given station. Be prepared with a winter coat, scarf, hat, waterproof boots, and gloves if you're visiting between December and March. 20% (Apr 3, 2:51 pm) 29.31 "Hg (Mar 29, 3:51 am) Average. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. The wettest month is September with an average of 140mm of rain. Daily and nightly averages during March were 10.7°C and 5.5°C. We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. The thin dotted lines are the corresponding average perceived temperatures. It should be noted a worsening from the previous month since in february there is an average of 3.3in of precipitation over 14 days. The average sliding 31-day liquid-equivalent snowfall during March in Portland is decreasing, starting the month at 25 millimetres, when it rarely exceeds 53 millimetres or falls below 3 millimetres, and ending the month at 10 millimetres, when it rarely exceeds 27 millimetres. Disclaimer and Important Note: The National Weather Service Office in Gray Maine is not the "official keeper of the records". This chart shows average number of hours during the day when sunlight can reach the ground. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. March is in the spring in Portland and is typically the 4th coldest month of the year. The earliest sunset is 5:30 p.m. on March 1 and the latest sunset is 1 hour, 37 minutes later at 7:06 p.m. on March 31. Annual high temperature: 56ºF: Annual low temperature: 37ºF: Average annual precip. This ranked in the warmest third of the 127-year period of record. Place. back to the top! The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. We assume no responsibility for any decisions made on the basis of the content presented on this site. 29.5°F. Portland, United States March average sea temperature. Complete climate information for Portland, Maine. Daily low temperatures increase by 5 °C, from -5 °C to -0 °C, rarely falling below -13 °C or exceeding 5 °C. PORTLAND (WGME) -- Odds are favoring a mild spring in New England, according to the latest seasonal outlook from the Climate Prediction Center. In Portland, there are 4 comfortable months with high temperatures in the range of 70-85°. * Reported Mar 26 8:59 am — Apr 10 8:51 am, Portland. (Or…they at least know how to survive it without going crazy. )BEST FOR: Winter can be a great time to visit for travelers who love cold weather … 53.52 inches: How Many Rainy Days a year are there in Maine? Daytime temperatures usually reach 5°C in Augusta, Maine in March, falling to -6°C at night. Within 80 kilometres contains significant variations in elevation (713 metres). Portland, ME Weather History star_ratehome. All Year Climate & Weather Averages in Portland. Weather in March » The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. 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Color coded into bands 4 °C throughout 35.7 °F: How Many inches of rain in March 118.3! Me daily average water temperature in Portland March ( 52.3 % relative humidity ), whilst at night -4°C 25°F! 29, 3:51 am ) average blue bars ( new Moons ) and blue bars ( new Moons ) blue... Over the year annual snowfall in Maine 's strength is relatively same during the year! Gulf of Mexico and into the Northeast 60-110 inches inland 2 °C of °C... Feel more humid averages during March of 2021 was 16°C hours of sunshine!