Grand Forks, ND weather and climate in 2025
Day
27 °C
Night
13 °C
Sea
0 °C
Precipitation
73 mm
in month
Rainy days
9 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
67 %
Day
27 °C
Night
13 °C
Sea
0 °C
Precipitation
73 mm
in month
Rainy days
9 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
67 %
Overview: Grand Forks, ND
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Weather overview for Grand Forks, ND
Weather overview
Grand Forks, ND experiences a range of weather conditions throughout the year, influenced by its continental climate. The warmest month is typically July, with average daytime temperatures hitting a pleasant 28 °C (82 °F). Winter months can be particularly harsh, with January's average nighttime temperatures plunging to -19 °C (-2 °F). The city sees significant rainfall in the summer, with June's rainfall averaging 91 mm (3.56 in), while February often remains the driest with a minimal 14 mm (0.57 in) of precipitation. Given its northern location, Grand Forks' daylight varies greatly across the year, from long summer days with up to 11 hours of sunshine to short winter days with as little as 3 hours of sun.
January weather
January's frigid air tightens its grip on Grand Forks, ND, with average daytime highs barely reaching -9 °C (16 °F), while night temperatures can hit an icy -19 °C (-2 °F). The city's skies are often clouded, allowing for only 3 hours on average of sunlight, and relatively light precipitation accumulating to about 16 mm (0.64 in).
February weather
February in Grand Forks, ND still clutches to the bitter cold with average daytime high temperatures of -6 °C (22 °F) and night temperatures that can drop to -16 °C (3 °F), coupled with an average precipitation of 14 mm (0.57 in), making it the driest month of the year.
March weather
March marks the beginning of a slow thaw in Grand Forks, ND, with average daytime highs crawling up to 2 °C (35 °F). However, nights remain chilly at an average of -8 °C (18 °F). Average precipitation picks up slightly to 24 mm (0.93 in), bringing in some wetter days.
April weather
The definite signs of spring bloom in April in Grand Forks, ND, with average daytime temperatures reaching 12 °C (54 °F). Nights are less harsh, but still cool, with an average of -1 °C (31 °F). April showers are more common, with precipitation reaching 29 mm (1.13 in) on average.
May weather
May paints a more inviting picture in Grand Forks, ND, with the landscape warming up to daytime highs around 20 °C (68 °F). Night temperatures also increase to 6 °C (43 °F). The showers do persist, and with them, greenery flourishes, spurred by 64 mm (2.50 in) precipitation.
June weather
June in Grand Forks, ND signals the start of summer with the highest rainfall of the year amounting to 91 mm (3.56 in) and an increase in rainy days to 12 days. The temperature makes a noticeable leap, with average highs around 25 °C (77 °F) during the day and 12 °C (54 °F) at night.
July weather
July scorches on as the warmest month in Grand Forks, ND, with daytime highs peaking at an average of 28 °C (82 °F). Night temperatures are mild, averaging 15 °C (58 °F), contributing to enjoyable summer nights. The city also experiences frequent thunderstorms, resulting in heavy rainfall at times, totaling 79 mm (3.11 in).
August weather
The heat persists in August in Grand Forks, ND, with daytime temperatures maintaining a robust 27 °C (81 °F). Night temperatures are barely cooler at 13 °C (56 °F). Rains are slightly less frequent than in July but still significant, totaling 73 mm (2.85 in).
September weather
September ushers in the early whispers of autumn to Grand Forks, ND, with a gentle dip in temperatures to an average high of 22 °C (71 °F) during the day and 8 °C (46 °F) at night. Precipitation decreases to 56 mm (2.19 in), and the city begins to see more noticeable changes in the weather.
October weather
October in Grand Forks, ND, sees a more pronounced drop in temperatures with daytime highs around 13 °C (55 °F) and nighttime lows of 1 °C (34 °F). The city experiences a decrease in precipitation to 46 mm (1.83 in), as the winds start picking up.
November weather
The chill of November in Grand Forks, ND, heralds the forthcoming winter, with daytime highs averting to a bleak 2 °C (36 °F) and the nights getting colder at an average of -7 °C (19 °F). Average precipitation during the month stands at 20 mm (0.79 in).
December weather
In December, Grand Forks, ND, settles into the deep freeze of winter, with daytime temperatures averaging a mere -6 °C (21 °F). The night sky shimmers at an icy -15 °C (5 °F) average. Even with just 17 mm (0.68 in) of precipitation, expect the soft, powdery snow to blanket the city.
FAQs
How often does it rain in Grand Forks in January?
January sees an average of about 5 days rainy days, though these may often be snowfall rather than rain due to the cold temperatures.
Will I experience a lot of wind in Grand Forks in February?
February does bring some gusty conditions with an average wind speed of 5 m/s, so bundle up appropriately.
Does the snow start melting in Grand Forks in March?
With daytime temperatures reaching a high of 2 °C (35 °F), you'll begin to see the snow melting, especially considering the 6 days rainy days that can occur.
Are April showers frequent in Grand Forks?
Showers are indeed a fact of life in April, with an average of 6 days rainy days contributing to the month's precipitation.
What's the average daytime temperature in Grand Forks during May?
The climate in May becomes pleasant, with daytime temperatures averaging a comfortable 20 °C (68 °F).
How warm is June in Grand Forks?
June is comfortably warm in Grand Forks, with temperatures cresting at an average of 25 °C (77 °F) during the day.
What are the average high temperatures in Grand Forks in July?
July gifts Grand Forks with the year's highest temperatures, averaging a delightful 28 °C (82 °F) by day.
Is August still warm in Grand Forks?
Yes, August remains toasty in Grand Forks with the mercury often reaching 27 °C (81 °F) during the day.
Can I still wear summer clothes in Grand Forks during September?
While summer wear can still be comfortable in the daytime averaging 22 °C (71 °F), it's wise to have layers for the cooler evenings averaging 8 °C (46 °F).
How cold does it get in Grand Forks in October?
As fall progresses, October cools off, with the daytime temperature averaging 13 °C (55 °F), and dipping to around 1 °C (34 °F) at night.
When do temperatures start to really drop in Grand Forks?
Temperatures take a steep nosedive in November, with daylight hours only warming up to 2 °C (36 °F), so get your winter wardrobe out.
How many daylight hours are there in Grand Forks in December?
December days are short and scarce on sunlight in Grand Forks, averaging around 3 hours of daylight.
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