Bismarck, ND weather and climate in 2025
Day
29 °C
Night
13 °C
Sea
0 °C
Precipitation
54 mm
in month
Rainy days
8 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
61 %
Day
29 °C
Night
13 °C
Sea
0 °C
Precipitation
54 mm
in month
Rainy days
8 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
61 %
Overview: Bismarck, ND
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Weather overview for Bismarck, ND
Weather overview
Bismarck, ND (United States of America) in general has a cold continental climate. Temperatures during the day are in the range from -5 °C (23 °F) in January to 30 °C (86 °F) in July. The driest month is January with just 4 days of rain, on the contrary, the month when it rains the most is June with 11 days of rain. The highest night temperatures could be experienced in July with 16 °C (60 °F), the lowest in January with -16 °C (3 °F).
January weather
The number of rainy days reaches its minimum in Bismarck, ND, and the rainfall amount reaches its minimum too in January. The minimum of the day temperature can be noticed, and the minimum of the night temperature can be noticed too, with its value of -16 °C (3 °F). The dry season is taking place in January. The number of sun hours (without clouds) starts to rise, its value is 5 hours.
February weather
The beginning of the rise of the day temperature could be noticed, the value of this measure is -2 °C (28 °F) in Bismarck, ND, and the night temperature starts to rise too, with its value of -13 °C (8 °F). The ongoing dry season is noticeable. The number of sun hours (without clouds) continues to rise, the value of this measure is 5 hours.
March weather
The rise of the day temperature can be observed in Bismarck, ND, and the night temperature continues to rise as well, with its value of -7 °C (19 °F). The number of rainy days rise's start could be observed, its value is 5 days, and the rainfall amount rise's start could be observed too in this month. The dry season is close to its peak. The number of sun hours (without clouds) rises similarly to the previous month, with its value being 7 hours.
April weather
The number of rainy days continues to rise, the value of this measure is 7 days in Bismarck, ND, and the rainfall amount rises similarly to the previous month as well, with its value being 34 mm (1.32 in). The day temperature continues to rise, and the night temperature continues to rise as well, the value of this measure is -1 °C (31 °F). The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 8 hours.
May weather
The rise of the day temperature can be observed in Bismarck, ND, and the night temperature continues to rise as well, with its value of 6 °C (43 °F). The tourist season is at its beginning. The number of rainy days continues to rise, with its value being 9 days, and the rise of the rainfall amount can be observed as well, with its value of 61 mm (2.39 in). The wind speed is on its maximum, with its value being 5.
June weather
The ongoing tourist season is noticeable in Bismarck, ND. The rise of the day temperature can be observed, the value of this measure is 26 °C (79 °F), and the night temperature rises similarly to the previous month as well. The maximum of the rainfall amount can be noticed, and the number of rainy days reaches its maximum as well, with its value being 11 days. The maximum of the day length is observable, the value of this measure is 16 hours.
July weather
There is pending tourist season in July in Bismarck, ND. The beginning of the descent of the number of rainy days could be noticed, and the rainfall amount starts to descent too, with its value being 74 mm (2.91 in). The night temperature is on its maximum, with its value of 16 °C (60 °F), and the maximum of the day temperature is observable too in July. The maximum of the number of sun hours (without clouds) can be noticed, its value is 11 hours.
August weather
The ongoing tourist season is noticeable in Bismarck, ND. The number of rainy days continues to descent, with its value being 8 days, and the descent of the rainfall amount can be observed as well, its value is 54 mm (2.13 in). The day temperature descent's start could be observed, its value is 29 °C (84 °F), and the night temperature descent's start could be observed as well, with its value of 13 °C (56 °F). The beginning of the descent of the number of sun hours (without clouds) could be noticed, the value of this measure is 10 hours.
September weather
The tourist season continues in September in Bismarck, ND. The day temperature continues to descent, with its value being 23 °C (73 °F), and the night temperature descents similarly to the previous month as well, the value of this measure is 8 °C (46 °F). The number of rainy days descents similarly to the previous month, with its value of 6 days, and the descent of the rainfall amount can be observed too, with its value being 41 mm (1.61 in). The number of sun hours (without clouds) descents similarly to the previous month, with its value of 8 hours.
October weather
The day temperature descents similarly to the previous month in Bismarck, ND, and the night temperature descents similarly to the previous month too, its value is 1 °C (33 °F). The number of rainy days descents similarly to the previous month, with its value being 6 days, and the rainfall amount descents similarly to the previous month as well, with its value of 33 mm (1.31 in). The number of sun hours (without clouds) continues to descent, with its value being 6 hours.
November weather
The descent of the number of rainy days can be observed, the value of this measure is 4 days in Bismarck, ND, and the descent of the rainfall amount can be observed too, with its value of 15 mm (0.60 in). The day temperature descents similarly to the previous month, with its value being 4 °C (40 °F), and the descent of the night temperature can be observed as well, the value of this measure is -7 °C (20 °F). The dry season is at its beginning. The number of sun hours (without clouds) descents similarly to the previous month, with its value of 4 hours.
December weather
The beginning of the rise of the number of rainy days could be noticed in Bismarck, ND. The day temperature descents similarly to the previous month, with its value of -3 °C (26 °F), and the night temperature continues to descent as well, the value of this measure is -14 °C (6 °F). The dry season continues. The number of sun hours (without clouds) reaches its minimum in this month. The maximum of the humidity can be noticed, with its value of 75 %.
FAQs
How humid is Bismarck, ND in April?
In Bismarck, ND in April, expect humidity around 62 %.
How many rainy days can I expect in May in Bismarck, ND?
There are 9 days, which are rainy in Bismarck, ND in May, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.2 days of the week, or in general - 32 % days. This value is 3 days higher than last month. The percentage increase is then 45 %.
Are there good conditions to visit in June in Bismarck, ND?
June is a good month to visit Bismarck, ND. The temperature during the day will be nice 26 °C (79 °F). The temperature of 12 °C (54 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the temperature in Bismarck, ND during the day in July?
In July in Bismarck, ND, the average daily temperatures will be 30 °C (86 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. This value is 4 °C (39 °F) higher than last month. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
Is it hot in Bismarck, ND in August?
In Bismarck, ND in August, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is there a wet season in Bismarck, ND in September?
No, there is no wet season in Bismarck, ND in September - you can expect 6 days of rain during the month.
How windy is it in October in Bismarck, ND?
An average wind scale that can be expected in Bismarck, ND in October is 5.
What is the night temperature in November in Bismarck, ND?
The average night temperature in Bismarck, ND in November is -7 °C (20 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is there a dry season in Bismarck, ND in December?
Yes, there is a dry season in December in Bismarck, ND with just 4 days during the month being rainy.
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