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
As Bismarck transitions into April, the average high-temperature is observed to rise from an enjoyable 62.2°F (16.8°C) in March to a pleasant 71.2°F (21.8°C). Throughout April, Bismarck encounters an average temperature drop to a cool 51.8°F (11°C).Humidity
The average relative humidity in April is 77%.Rainfall
The month with the most rainfall is April, when the rain falls for 13.7 days and typically aggregates up to 3.9" (99mm) of precipitation.Snowfall
In Bismarck, snow does not fall in April through October.Daylight
In April, the average length of the day is 13h and 4min.On the first day of April, sunrise is at 6:58 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:56 pm CDT.
Sunshine
The average sunshine in April is 8.4h.UV index
In Bismarck, the average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In April, a regular UV index of 5 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Bismarck in April?
What is the average humidity in April?
What is the rainiest month?
How much does it rain in April?
When it does not snow?
Does it snow in April?
How many hours of daylight does Bismarck have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Bismarck have in April?
What is the UV index reading in April?
Average temperature in April
Bismarck, AR
- Average high temperature in April: 71.2°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (49.3°F).
- Average low temperature in April: 51.8°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in April
Bismarck, AR
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Bismarck, AR
- Average wind speed in April: 7.6mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in April
Bismarck, AR
- Average humidity in April: 77%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Bismarck, AR
- Average rainfall in April: 3.9"
The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in April
Bismarck, AR
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is August (15.9 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in April
Bismarck, AR
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Bismarck, AR
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Bismarck, AR
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in April
Bismarck, AR
- Average sunshine days in April: 15.5 days
The months with the most sunshine days are January and October (19.4 days).
The month with the least sunshine days is August (13.5 days).
Average UV index in April
Bismarck, AR
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Bismarck, AR
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).
Average visibility in April
Bismarck, AR
- Average visibility in April: 6mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Bismarck, Arkansas, USA
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