Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
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). An average low-temperature of 34.5°F (1.4°C) is recorded during the nights in April in Rock Haven.Humidity
In April, the average relative humidity is 65%.Rainfall
In Rock Haven, in April, during 10 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 94.3 rainfall days, and 14.29" (363mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Rock Haven. In April, it is snowing for 4.3 days. Throughout April, 1.97" (50mm) of snow is accumulated. Throughout the year, there are 58.6 snowfall days, and 18.27" (464mm) of snow is accumulated.Daylight
In April, the average length of the day in Rock Haven is 13h and 38min.On the first day of the month, sunrise is at 7:20 am and sunset at 8:13 pm. On the last day of April, in Rock Haven, sunrise is at 6:28 am and sunset at 8:53 pm CDT.
Sunshine
In Rock Haven, the average sunshine in April is 7.7h.UV index
The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A typical high UV index of 3 in April suggests the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Rock Haven?
What is the average humidity in April in Rock Haven?
How many days does it rain in April in Rock Haven?
How much does it snow in Rock Haven in April?
What is the average length of the day in April in Rock Haven?
When is the sunrise / sunset in April in Rock Haven?
How many hours of sunshine does Rock Haven have in April?
How high is the UV index in April in Rock Haven?
Average temperature in April
Rock Haven, ND
- Average high temperature in April: 51.4°F
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).
- Average low temperature in April: 34.5°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 in April
Rock Haven, ND
- Average pressure in April: 29.96"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 in April
Rock Haven, ND
- Average wind speed in April: 10.8mph
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 in April
Rock Haven, ND
- Average humidity in April: 65%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall in April
Rock Haven, ND
- Average rainfall in April: 1.18"
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 in April
Rock Haven, ND
- Average rainfall days in April: 10 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 in April
Rock Haven, ND
- Average snowfall in April: 1.97"
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 in April
Rock Haven, ND
- Average snowfall days in April: 4.3 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 in April /
Average sunshine in April
Rock Haven, ND
- Average daylight in April: 13h 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 April: 7h and 4min
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 in April
Rock Haven, ND
- Average sunshine days in April: 15.7 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 in April
Rock Haven, ND
- Average UV index in April: 3
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 in April
Rock Haven, ND
- Average cloud cover in April: 45
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 in April
Rock Haven, ND
- Average visibility in April: 6mi
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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