Climate and monthly weather forecastSims, ND
Climate and monthly weather forecast
Weather in January
January, the same as December, in Sims, North Dakota, is another subzero cold winter month, with an average temperature ranging between max 20.7°F (-6.3°C) and min 6.3°F (-14.3°C). January, on average, is the coldest month, registering a high temperature of 20.7°F (-6.3°C) and a low of 6.3°F (-14.3°C). Weather in January »Weather in February
February, the last month of the winter in Sims, is also a subzero cold month, with temperature in the range of an average high of 22.1°F (-5.5°C) and an average low of 7.7°F (-13.5°C). A minor adjustment in Sims's average high-temperature is noted with the start of February, touching a still freezing cold 22.1°F (-5.5°C) from January's 20.7°F (-6.3°C). Weather in February »Weather in March
March, the first month of the spring in Sims, is a cold month, with an average temperature varying between 37.9°F (3.3°C) and 23.4°F (-4.8°C). As February transitions into March, Sims sees a clear rise in the average high-temperature, escalating from a freezing cold 22.1°F (-5.5°C) to a wintry 37.9°F (3.3°C). Weather in March »Weather in April
April is a cool spring month in Sims, North Dakota, with an average temperature ranging between max 51.4°F (10.8°C) and min 34.5°F (1.4°C). The shift into April is marked by a rise in the average high-temperature, moving from March's icy 37.9°F (3.3°C) to a fresh 51.4°F (10.8°C). Weather in April »Weather in May
May, the last month of the spring in Sims, is an enjoyable month, with an average temperature varying between 64.9°F (18.3°C) and 46.4°F (8°C). In Sims, the average high-temperature in May increases from a fresh 51.4°F (10.8°C) in April to a refreshing 64.9°F (18.3°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Sims, North Dakota, with an average temperature varying between 75.6°F (24.2°C) and 55.6°F (13.1°C). In June, the average high-temperature increases from a refreshing 64.9°F (18.3°C) in May to a warm 75.6°F (24.2°C). Weather in June »Weather in July
July, like June, in Sims, North Dakota, is a moderately hot summer month, with an average temperature varying between 83.5°F (28.6°C) and 61.3°F (16.3°C). The warmest time of the year is July, with temperatures averaging a high of 83.5°F (28.6°C) and a low of 61.3°F (16.3°C). The average heat index in July is calculated to be a tropical 86°F (30°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Sims, North Dakota, with an average temperature ranging between max 82°F (27.8°C) and min 60.3°F (15.7°C). As Sims, North Dakota, transitions from July to August, the average high-temperatures adjust to a still moderately hot 82°F (27.8°C), nearly the same as the previous 83.5°F (28.6°C). Weather in August »Weather in September
September, the first month of the autumn in Sims, is still a pleasant month, with an average temperature fluctuating between 51.8°F (11°C) and 71.8°F (22.1°C). The shift from August to September corresponds with a decrease in the average high-temperature, down to an agreeable 71.8°F (22.1°C) from a moderately hot 82°F (27.8°C). Weather in September »Weather in October
October, the same as September, is another fresh autumn month in Sims, North Dakota, with an average temperature varying between 53.8°F (12.1°C) and 38.5°F (3.6°C). The onset of October brings a clear temperature shift, with the average high-temperature decreasing from an agreeable 71.8°F (22.1°C) in September to a cool 53.8°F (12.1°C). Weather in October »Weather in November
The last month of the autumn, November, is also a wintry month in Sims, North Dakota, with an average temperature varying between 38.5°F (3.6°C) and 25.5°F (-3.6°C). Sims in November sees a clear temperature decline, with average high-temperatures decreasing from a fresh 53.8°F (12.1°C) in October to a cold 38.5°F (3.6°C). Weather in November »Weather in December
The first month of the winter, December, is also a subzero cold month in Sims, North Dakota, with an average temperature varying between 11.3°F (-11.5°C) and 23°F (-5°C). December's onset brings a clear reduction in the average high-temperature, falling from a cold 38.5°F (3.6°C) in November to a subzero cold 23°F (-5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Sims, ND
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (20.7°F).
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure
Sims, ND
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.17"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30.05"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed
Sims, ND
- Average wind speed in January:
10.2mph - Average wind speed in February:
9.1mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.8mph - Average wind speed in May:
10.1mph - Average wind speed in June:
9.4mph
- Average wind speed in July:
8.6mph - Average wind speed in August:
8.5mph - Average wind speed in September:
9.9mph - Average wind speed in October:
10.8mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.8mph
The windiest months (with the highest average wind speed) are April and October (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity
Sims, ND
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall
Sims, ND
- Average rainfall in January:
0.43" - Average rainfall in February:
0.51" - Average rainfall in March:
0.75" - Average rainfall in April:
1.18" - Average rainfall in May:
1.93" - Average rainfall in June:
2.32"
- Average rainfall in July:
1.69" - Average rainfall in August:
1.5" - Average rainfall in September:
1.46" - Average rainfall in October:
1.34" - Average rainfall in November:
0.55" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days
Sims, ND
- Average rainfall days in January:
3 days - Average rainfall days in February:
2.3 days - Average rainfall days in March:
6 days - Average rainfall days in April:
10 days - Average rainfall days in May:
12.7 days - Average rainfall days in June:
13.1 days
- Average rainfall days in July:
12.4 days - Average rainfall days in August:
11.1 days - Average rainfall days in September:
8.9 days - Average rainfall days in October:
8.1 days - Average rainfall days in November:
3.8 days - Average rainfall days in December:
2.9 days
The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is February (2.3 days).
Average snowfall
Sims, ND
- Average snowfall in January:
2.56" - Average snowfall in February:
3.19" - Average snowfall in March:
2.91" - Average snowfall in April:
1.97" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Sims, ND
- Average snowfall days in January:
11.4 days - Average snowfall days in February:
11.1 days - Average snowfall days in March:
8.8 days - Average snowfall days in April:
4.3 days - Average snowfall days in May:
0.3 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
3 days - Average snowfall days in November:
6.9 days - Average snowfall days in December:
12.8 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sims, ND
- Average daylight in January:
9h and 6min - Average daylight in February:
10h and 18min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 36min - Average daylight in May:
15h and 6min - Average daylight in June:
15h and 48min
- Average daylight in July:
15h and 24min - Average daylight in August:
14h and 6min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 24min - Average daylight in December:
8h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
3h and 54min - Average sunshine in February:
4h and 42min - Average sunshine in March:
5h and 30min - Average sunshine in April:
7h and 42min - Average sunshine in May:
9h and 30min - Average sunshine in June:
10h and 36min
- Average sunshine in July:
11h and 18min - Average sunshine in August:
10h and 54min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 30min - Average sunshine in November:
5h and 18min - Average sunshine in December:
4h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Sims, ND
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
16.4 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
15.7 days - Average sunshine days in May:
15.5 days - Average sunshine days in June:
14.6 days
- Average sunshine days in July:
14.9 days - Average sunshine days in August:
17.3 days - Average sunshine days in September:
20.1 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
20.2 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (14.6 days).
Average UV index
Sims, ND
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover
Sims, ND
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility
Sims, ND
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





