April weather forecastDonovan, IL
April
Weather in April
April is a mild spring month in Donovan, Illinois, with an average temperature fluctuating between 43.7°F (6.5°C) and 59.5°F (15.3°C).Temperature
An increase in the average high-temperature marks April, moving from March's frosty 47.8°F (8.8°C) to a mild 59.5°F (15.3°C). An average low-temperature of 43.7°F (6.5°C) is expected during April.Humidity
The average relative humidity in April in Donovan is 75%.Rainfall
In April, the rain falls for 13.7 days. Throughout April, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 136.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Donovan aggregates 0.63" (16mm) of snow. Throughout the year, there are 32.9 snowfall days, and 9.17" (233mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 20min.On the first day of April, sunrise is at 6:32 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:46 pm CDT.
Sunshine
In April, the average sunshine in Donovan is 7.8h.UV index
In Donovan, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Donovan, IL
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 43.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in April
Donovan, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Donovan, IL
- Average wind speed in April: 10.2mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in April
Donovan, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Donovan, IL
- Average rainfall in April: 2.32"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in April
Donovan, IL
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in April
Donovan, IL
- Average snowfall in April: 0.63"
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Donovan, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (10.5 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
Donovan, IL
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 48min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Donovan, IL
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in April
Donovan, IL
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Donovan, IL
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in April
Donovan, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





