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
Entering April, Anna sees a temperature rise, with the average high-temperature advancing from March's mild 55.6°F (13.1°C) to a comfortable 66.6°F (19.2°C). During the month of April, the temperature falls to an average of 48.9°F (9.4°C).Humidity
In April, the average relative humidity is 78%.Rainfall
April is the month with the most rainfall. Rain falls for 13.4 days and accumulates 3.31" (84mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Anna. April is the last month it regularly snows in Anna. During 0.4 snowfall days, in April, Anna aggregates 0.08" (2mm) of snow. Throughout the year, there are 14.9 snowfall days, and 6.06" (154mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 11min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:20 pm. On the last day of April, in Anna, Illinois, sunrise is at 6:01 am and sunset at 7:46 pm CDT.
Sunshine
In Anna, the average sunshine in April is 8.5h.UV index
In Anna, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 5 in April translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What are April temperatures in Anna?
What is the average humidity in April in Anna?
What is the wettest month in Anna?
How much does it rain in Anna in April?
What is the last month it snows in Anna?
How many hours of daylight does Anna have in April?
What time are sunrise and sunset in April in Anna?
How many hours of sunshine does Anna have in April?
What is the UV index intensity in April in Anna?
Average temperature in April
Anna, IL
- Average high temperature in April: 66.6°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in April: 48.9°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in April
Anna, IL
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Anna, IL
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in April
Anna, IL
- Average humidity in April: 78%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Anna, IL
- Average rainfall in April: 3.31"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in April
Anna, IL
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in April
Anna, IL
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Anna, IL
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (4.6 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
Anna, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in April
Anna, IL
- Average sunshine days in April: 14.5 days
The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in April
Anna, IL
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Anna, IL
- Average cloud cover in April: 42
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in April
Anna, IL
- 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).
Anna, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
