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, Strawn sees a temperature rise, with the average high-temperature advancing from March's frosty 47.7°F (8.7°C) to a mild 59.7°F (15.4°C). During April, an average low-temperature of 43.9°F (6.6°C) is observed in Strawn.Humidity
In April, the average relative humidity is 74%.Rainfall
In Strawn, Illinois, in April, during 13.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 130.5 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Strawn. April is the last month it regularly snows in Strawn, Illinois. During 0.8 snowfall days, in April, Strawn aggregates 0.67" (17mm) of snow. In Strawn, Illinois, during the entire year, snow falls for 30.5 days and aggregates up to 7.68" (195mm) of snow.Daylight
The average length of the day in April is 13h and 19min.On the first day of April in Strawn, sunrise is at 6:35 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:49 pm CDT.
Sunshine
In Strawn, the average sunshine in April is 7.8h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 4 in April translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the temperature in April in Strawn?
What is the average humidity in April in Strawn?
How many days does it rain in April in Strawn?
What is the last month it snows in Strawn?
What is the average length of the day in April in Strawn?
When are sunrise and sunset in April in Strawn?
How long on average sun shines in April in Strawn?
What is the UV index reading in April in Strawn?
Average temperature in April
Strawn, IL
- Average high temperature in April: 59.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 43.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in April
Strawn, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Strawn, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in April
Strawn, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Strawn, IL
- Average rainfall in April: 1.97"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in April
Strawn, IL
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and February (5 days).
Average snowfall in April
Strawn, IL
- Average snowfall in April: 0.67"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Strawn, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (10.6 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
Strawn, IL
- 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: 7h and 5min
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 48min).
Average sunshine days in April
Strawn, IL
- Average sunshine days in April: 14.5 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in April
Strawn, IL
- Average UV index in April: 4
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
Strawn, IL
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in April
Strawn, 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).
Strawn, Illinois, USA
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