Last updated: June 24, 2025
In Grand Forks Air Force Base, United States, the average temperature for May hovers around 13°C (55°F), offering a mild climate for visitors. Expect a range of temperatures, with lows dipping to -5°C (23°F) and highs soaring to 33°C (91°F). Precipitation is common, with an average of 54 mm (2.1 in) spread over 8 days, accompanied by a humidity level of around 74%. Prepare accordingly for a blend of refreshing and warm days!
In May in Grand Forks Air Force Base, the average temperature is 13°C (55°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures during this time.
In Grand Forks Air Force Base in May, the total precipitation amount reaches 54 mm (2.1 in) over a span of 8 days.
In Grand Forks Air Force Base in May, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.
In Grand Forks Air Force Base in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Grand Forks Air Force Base.
UV Risk Categories
Weather in Grand Forks Air Force Base varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grand Forks Air Force Base, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -13°C (10°F) | 17 mm (0.7 inches) | 87% | low |
| February Weather | -14°C (8°F) | 19 mm (0.7 inches) | 89% | moderate |
| March Weather | -4°C (26°F) | 24 mm (0.9 inches) | 82% | moderate |
| April Weather | 3°C (38°F) | 34 mm (1.3 inches) | 79% | high |
| May Weather | 13°C (55°F) | 54 mm (2.1 inches) | 74% | very high |
| June Weather | 20°C (68°F) | 73 mm (2.9 inches) | 78% | very high |
| July Weather | 22°C (72°F) | 61 mm (2.4 inches) | 76% | very high |
| August Weather | 20°C (68°F) | 73 mm (2.9 inches) | 77% | very high |
| September Weather | 15°C (59°F) | 77 mm (3.0 inches) | 72% | high |
| October Weather | 6°C (43°F) | 82 mm (3.2 inches) | 74% | moderate |
| November Weather | -3°C (27°F) | 24 mm (1.0 inches) | 85% | moderate |
| December Weather | -9°C (17°F) | 35 mm (1.4 inches) | 84% | low |