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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is another subzero cold winter month in Rock Haven, North Dakota, with an average temperature ranging between min 6.3°F (-14.3°C) and max 20.7°F (-6.3°C). January, noted for its average high-temperature of 20.7°F (-6.3°C) and an average low-temperature of 6.3°F (-14.3°C), is considered the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Rock Haven, is also a subzero cold month, with an average temperature varying between 22.1°F (-5.5°C) and 7.7°F (-13.5°C). In February, Rock Haven's weather conditions record an average high-temperature of a still subzero cold 22.1°F (-5.5°C), demonstrating little divergence from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Rock Haven, is an icy month, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 23.4°F (-4.8°C). As February gives way to March, the average high-temperature displays a considerable increase, soaring from a subzero cold 22.1°F (-5.5°C) to an icy 37.9°F (3.3°C). Weather in March »
Weather in April
April is a cool spring month in Rock Haven, North Dakota, with an average temperature fluctuating between 34.5°F (1.4°C) and 51.4°F (10.8°C). April's arrival coincides with a rise in the average high-temperature, moving from March's icy 37.9°F (3.3°C) to a cool 51.4°F (10.8°C). Weather in April »
Weather in May
May, the last month of the spring in Rock Haven, is an enjoyable month, with an average temperature varying between 46.4°F (8°C) and 64.9°F (18.3°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a cool 51.4°F (10.8°C) in April to a comfortable 64.9°F (18.3°C). Weather in May »
Weather in June
June, the first month of the summer in Rock Haven, is a warm month, with an average temperature varying between 75.6°F (24.2°C) and 55.6°F (13.1°C). As June arrives, Rock Haven's weather shows an increase in high-temperatures, moving from May's comfortable 64.9°F (18.3°C) to a moderately hot 75.6°F (24.2°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Rock Haven, North Dakota, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 61.3°F (16.3°C). July is the warmest month of the year, registering average temperatures as high as 83.5°F (28.6°C) and as low as 61.3°F (16.3°C). The heat index value for July is computed to be a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Rock Haven, North Dakota, with an average temperature varying between 60.3°F (15.7°C) and 82°F (27.8°C). Rock Haven's entry into August measures an average high-temperature of a still moderately hot 82°F (27.8°C), closely parallel to the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Rock Haven, is still a pleasant month, with an average temperature varying between 71.8°F (22.1°C) and 51.8°F (11°C). With September's arrival, Rock Haven sees a decrease in average high-temperatures, moving from a warm 82°F (27.8°C) in August to a pleasant 71.8°F (22.1°C). Weather in September »
Weather in October
October, the same as September, is a cool autumn month in Rock Haven, North Dakota, with an average temperature ranging between max 53.8°F (12.1°C) and min 38.5°F (3.6°C). October is marked by a distinct decrease in the average high-temperature, falling from an agreeable 71.8°F (22.1°C) in September to a fresh 53.8°F (12.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Rock Haven, North Dakota, with an average temperature varying between 38.5°F (3.6°C) and 25.5°F (-3.6°C). The onset of November marks a clear decrease in the average high-temperature, dropping from a cool 53.8°F (12.1°C) in October to a wintry 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 Rock Haven, North Dakota, with an average temperature varying between 11.3°F (-11.5°C) and 23°F (-5°C). December is characterized by a clear drop in the average high-temperature, falling from November's cold 38.5°F (3.6°C) to a freezing cold 23°F (-5°C). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Rock Haven?
January, characterized by an average high temperature of 20.7°F (-6.3°C) and a low temperature of 6.3°F (-14.3°C), is generally the coldest month in Rock Haven, North Dakota.
What is the most humid month in Rock Haven?
The most humid month is January, with an average relative humidity of 89%.
What is the driest month in Rock Haven?
January is the month with the least rainfall in Rock Haven, North Dakota. Rain falls for 3 days and accumulates 0.43" (11mm) of precipitation.
How much does it rain in Rock Haven?
In Rock Haven, North Dakota, during the entire year, the rain falls for 94.3 days and collects up to 14.29" (363mm) of precipitation.
When does it snow in Rock Haven?
January through May, October through December are months with snowfall in Rock Haven, North Dakota.
How many days does it snow in Rock Haven?
Throughout the year, there are 58.6 snowfall days, and 18.27" (464mm) of snow is accumulated.
What is the month with the least sunshine in Rock Haven?
The month with the least sunshine in Rock Haven is January, with an average of 3.9h of sunshine.
When is Daylight Saving Time (DST) in Rock Haven?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Rock Haven?
The month with the most rainfall is June, when the rain falls for 13.1 days and typically aggregates up to 2.32" (59mm) of precipitation.
When it does not snow in Rock Haven?
In Rock Haven, North Dakota, snow does not fall in June through September.
When are the longest days in Rock Haven?
With an average of 15h and 48min of daylight, June has the longest days of the year in Rock Haven, North Dakota.
What is the hottest time of year in Rock Haven?
Rock Haven's warmest month, July, generally records average temperatures ranging from a high of 83.5°F (28.6°C) to a low of 61.3°F (16.3°C).
What month has the most sunshine in Rock Haven?
The month with the most sunshine in Rock Haven, North Dakota, is July, with an average of 11.3h of sunshine.
When is the highest UV index in Rock Haven?
With an average maximum UV index of 6, July is the month with the highest UV index in Rock Haven, North Dakota.
What is the least humid month in Rock Haven?
The least humid month is August, with an average relative humidity of 55%.
When is the lowest UV index in Rock Haven?
November and December, with an average maximum UV index of 1, are months with the lowest UV index in Rock Haven, North Dakota.
When does it snow the most in Rock Haven?
The month with the most snowfall in Rock Haven is December, when snow falls for 12.8 days and typically aggregates up to 3.31" (84mm) of snow.
What is the month with the shortest days in Rock Haven?
The month with the shortest days is December, with an average of 8h and 36min of daylight.
Average temperature
Rock Haven, 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
Rock Haven, 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
Rock Haven, 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
Rock Haven, ND
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall
Rock Haven, 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
Rock Haven, 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
Rock Haven, 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
Rock Haven, 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
Rock Haven, ND
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
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 5min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 4min - Average sunshine in May:
9h and 3min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
11h and 2min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 1min
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
Rock Haven, 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
Rock Haven, 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
Rock Haven, 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
Rock Haven, 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).
Rock Haven, North Dakota, USA
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