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 indicates a change in the average high-temperature, moving up from a chilly 49.5°F (9.7°C) in March to a comfortable 61.2°F (16.2°C). An average low-temperature of 44.2°F (6.8°C) is observed during the April nights.Humidity
In April, the average relative humidity in Donnellson is 74%.Rainfall
In Donnellson, in April, it is raining for 15.2 days, with typically 3.39" (86mm) of accumulated precipitation. Throughout the year, there are 145.2 rainfall days, and 28.98" (736mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Donnellson, Iowa. During 0.9 snowfall days, in April, Donnellson aggregates 1.1" (28mm) of snow. In Donnellson, during the entire year, snow falls for 29.4 days and aggregates up to 14.21" (361mm) of snow.Daylight
In Donnellson, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:31 pm. On the last day of April, in Donnellson, sunrise is at 6:05 am and sunset at 8:01 pm CDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, the maximum UV index of 4 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Donnellson?
What is the average humidity in April in Donnellson?
How much does it rain in Donnellson in April?
What is the last month it snows in Donnellson?
How many hours of daylight does Donnellson have in April?
What time are sunrise and sunset in April in Donnellson?
How many hours of sunshine does Donnellson have in April?
What is the UV index reading in April in Donnellson?
Average temperature in April
Donnellson, IA
- Average high temperature in April: 61.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Donnellson, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Donnellson, IA
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Donnellson, IA
- Average humidity in April: 74%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Donnellson, IA
- Average rainfall in April: 3.39"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in April
Donnellson, IA
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Donnellson, IA
- Average snowfall in April: 1.1"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Donnellson, IA
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Donnellson, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Donnellson, IA
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in April
Donnellson, IA
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Donnellson, IA
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in April
Donnellson, IA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Donnellson, Iowa, USA
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