Average Weather in May in Belcourt North Dakota, United States
Daily high temperatures increase by 11°F, from 58°F to 68°F, rarely falling below 42°F or exceeding 80°F.
Daily low temperatures increase by 12°F, from 34°F to 46°F, rarely falling below 24°F or exceeding 55°F.
For reference, on July 25, the hottest day of the year, temperatures in Belcourt typically range from 55°F to 77°F, while on January 15, the coldest day of the year, they range from -2°F to 15°F.
Average High and Low Temperature in May
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on May. 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.
Average Hourly Temperature in May
The month of May in Belcourt experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 48% throughout the month.
The clearest day of the month is May 28, with clear, mostly clear, or partly cloudy conditions 53% of the time.
For reference, on February 20, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 67%, while on July 31, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 73%.
Cloud Cover Categories in May
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Belcourt, the chance of a wet day over the course of May is very rapidly increasing, starting the month at 19% and ending it at 33%.
For reference, the year's highest daily chance of a wet day is 38% on June 14, and its lowest chance is 4% on February 8.
Over the course of May in Belcourt, the chance of a day with only rain increases from 16% to 32%, the chance of a day with mixed snow and rain decreases from 3% to 0%, and the chance of a day with only snow remains an essentially constant 0% throughout.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in Belcourt is rapidly increasing, starting the month at 1.2 inches, when it rarely exceeds 2.3 inches or falls below 0.3 inches, and ending the month at 2.7 inches, when it rarely exceeds 4.5 inches or falls below 0.9 inches.
Average Monthly Rainfall in May
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during May in Belcourt is essentially constant, remaining about 0.1 inches throughout, and rarely exceeding 0.6 inches or falling below -0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in May
Over the course of May in Belcourt, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 16 minutes, implying an average daily increase of 2 minutes, 32 seconds, and weekly increase of 17 minutes, 43 seconds.
The shortest day of the month is May 1, with 14 hours, 37 minutes of daylight and the longest day is May 31, with 15 hours, 53 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in Belcourt is 6:17 AM on May 1 and the earliest sunrise is 37 minutes earlier at 5:40 AM on May 31.
The earliest sunset is 8:55 PM on May 1 and the latest sunset is 39 minutes later at 9:33 PM on May 31.
Daylight saving time is observed in Belcourt during 2021, but it neither starts nor ends during May, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:35 AM and sets 16 hours, 11 minutes later, at 9:46 PM, while on December 21, the shortest day of the year, it rises at 8:29 AM and sets 8 hours, 15 minutes later, at 4:44 PM.
Sunrise & Sunset with Twilight in May
The figure below presents a compact representation of key lunar data for May 2021. 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. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon.
Moon Rise, Set & Phases in May
The chance that a given day will be muggy in Belcourt is essentially constant during May, remaining around 0% throughout.
For reference, on July 17, the muggiest day of the year, there are muggy conditions 15% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in May
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Belcourt is decreasing during May, decreasing from 11.3 miles per hour to 10.3 miles per hour over the course of the month.
For reference, on March 31, the windiest day of the year, the daily average wind speed is 12.0 miles per hour, while on July 22, the calmest day of the year, the daily average wind speed is 8.4 miles per hour.
Average Wind Speed in May
The wind direction in Belcourt during May is predominantly out of the north from May 1 to May 24 and the south from May 24 to May 31.
Wind Direction in May
The growing season in Belcourt typically lasts for 4.1 months (125 days), from around May 18 to around September 21, rarely starting before May 1 or after June 4, and rarely ending before September 4 or after October 6.
During May in Belcourt, the chance that a given day is within the growing season is very rapidly increasing rising from 10% to 83% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in May
The average accumulated growing degree days in Belcourt are gradually increasing during May, increasing by 167°F, from 51°F to 218°F, over the course of the month.
Growing Degree Days in May
The average daily incident shortwave solar energy in Belcourt is gradually increasing during May, rising by 0.7 kWh, from 5.8 kWh to 6.6 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in May
For the purposes of this report, the geographical coordinates of Belcourt are 48.839 deg latitude, -99.745 deg longitude, and 1,959 ft elevation.
The topography within 2 miles of Belcourt contains only modest variations in elevation, with a maximum elevation change of 289 feet and an average elevation above sea level of 1,956 feet. Within 10 miles contains only modest variations in elevation (646 feet). Within 50 miles contains significant variations in elevation (1,332 feet).
The area within 2 miles of Belcourt is covered by cropland (55%) and trees (35%), within 10 miles by cropland (63%) and trees (29%), and within 50 miles by cropland (75%) and grassland (13%).
This report illustrates the typical weather in Belcourt, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Belcourt.
For each station, the records are corrected for the elevation difference between that station and Belcourt according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Belcourt is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Belcourt and a given station.
The stations contributing to this reconstruction are: Rugby Municipal Airport (89%, 10 kilometers, northeast); Rugby Municipal Airport (8%, 54 kilometers, south); and Melita, Man (3.1%, 103 kilometers, northwest).
Time zones for airports and weather stations are provided by AskGeo.com .