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
Mercer's April weather brings a rise in high-temperatures, moving from a cold 37°F (2.8°C) in March to a cool 50.5°F (10.3°C). In Mercer, an average nighttime temperature of 34°F (1.1°C) is expected during April.Humidity
In April, the average relative humidity in Mercer is 66%.Rainfall
In April, the rain falls for 11.5 days. Throughout April, 1.34" (34mm) of precipitation is accumulated. Throughout the year, there are 100.5 rainfall days, and 15.2" (386mm) of precipitation is accumulated.Snowfall
Months with snowfall in Mercer are January through May, October through December. In Mercer, in April, during 4.9 snowfall days, 2.01" (51mm) of snow is typically accumulated. Throughout the year, there are 72.6 snowfall days, and 21.14" (537mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 40min.On the first day of the month, sunrise is at 7:19 am and sunset at 8:13 pm. On the last day of April, sunrise is at 6:26 am and sunset at 8:53 pm CDT.
Sunshine
In April, the average sunshine is 7.5h.UV index
In Mercer, North Dakota, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 3 suggests this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Mercer?
What is the average humidity in April in Mercer?
How much does it rain in Mercer in April?
How many days does it snow in April in Mercer?
How many hours of daylight does Mercer have in April?
When is the sunrise / sunset in April in Mercer?
How long on average sun shines in April in Mercer?
How high is the UV index in April in Mercer?
Average temperature in April
Mercer, ND
- Average high temperature in April: 50.5°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in April: 34°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in April
Mercer, 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
Mercer, ND
- Average wind speed in April: 11.1mph
The windiest months (with the highest average wind speed) are April and October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in April
Mercer, ND
- Average humidity in April: 66%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (55%).
Average rainfall in April
Mercer, ND
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in April
Mercer, ND
- Average rainfall days in April: 11.5 days
The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in April
Mercer, ND
- Average snowfall in April: 2.01"
The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Mercer, ND
- Average snowfall days in April: 4.9 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Mercer, ND
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in April: 7h and 3min
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 42min).
Average sunshine days in April
Mercer, ND
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in April
Mercer, 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 January and December (UV index 1).
Average cloud cover in April
Mercer, ND
- Average cloud cover in April: 47
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in April
Mercer, 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).
Mercer, North Dakota, USA
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