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
An escalation in the average high-temperature is seen with the onset of April, moving from a frosty 46.4°F (8°C) in March to a mild 58.3°F (14.6°C). Manteno's temperature drops to an average low of 42.1°F (5.6°C) during the nights of April.Humidity
In April, the average relative humidity in Manteno is 75%.Rainfall
In April, the rain falls for 12.4 days. Throughout April, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Manteno, there are 115.5 rainfall days, and 11.65" (296mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1.1 snowfall days, in April, Manteno aggregates 0.51" (13mm) of snow. In Manteno, during the entire year, snow falls for 33.7 days and aggregates up to 4.92" (125mm) of snow.Daylight
In April, the average length of the day is 13h and 21min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:16 pm. On the last day of April, in Manteno, sunrise is at 5:48 am and sunset at 7:47 pm CDT.
Sunshine
The average sunshine in April is 7.7h.UV index
In Manteno, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April in Manteno?
How many hours of sunshine does Manteno have in April?
What is the UV index intensity in April?
Average temperature in April
Manteno, IL
- Average high temperature in April: 58.3°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 42.1°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Manteno, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Manteno, IL
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in April
Manteno, IL
- Average humidity in April: 75%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Manteno, IL
- Average rainfall in April: 1.3"
The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in April
Manteno, IL
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
Manteno, IL
- Average snowfall in April: 0.51"
The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Manteno, IL
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (10.2 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
Manteno, IL
- Average daylight in April: 13h and 2min
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 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Manteno, IL
- Average sunshine days in April: 15.2 days
The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are June and July (12.2 days).
Average UV index in April
Manteno, IL
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Manteno, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Manteno, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Manteno, Illinois, USA
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