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's arrival is marked by an increase in the average high-temperature, moving from a cool 54.5°F (12.5°C) in March to a comfortable 66°F (18.9°C). In Emma, an average temperature of 48.7°F (9.3°C) is noted during April nights.Humidity
In April, the average relative humidity in Emma is 77%.Rainfall
April is the month with the most rainfall in Emma. Rain falls for 11.3 days and accumulates 1.06" (27mm) of precipitation.Snowfall
April through October are months without snowfall in Emma.Daylight
In April, the average length of the day in Emma is 13h and 13min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:56 am and sunset at 7:42 pm CDT.
Sunshine
In April, the average sunshine is 8.7h.UV index
In Emma, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In April, the average maximum UV index of 4 translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are April temperatures in Emma?
What is the average humidity in April in Emma?
What is the wettest month in Emma?
How much does it rain in Emma in April?
When it does not snow in Emma?
Does it snow in Emma in April?
How many hours of daylight does Emma have in April?
When is the sunrise / sunset in April in Emma?
How long on average sun shines in April in Emma?
How high is the UV index in April in Emma?
Average temperature in April
Emma, IL
- Average high temperature in April: 66°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in April: 48.7°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Emma, 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
Emma, IL
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Emma, IL
- Average humidity in April: 77%
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in April
Emma, IL
- Average rainfall in April: 1.06"
The wettest month (with the highest rainfall) is April (1.06").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in April
Emma, IL
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is January (5 days).
Average snowfall in April
Emma, IL
- Average snowfall in April: 0"
The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Emma, IL
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Emma, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in April
Emma, IL
- Average sunshine days in April: 17.7 days
The month with the most sunshine days is October (23.4 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in April
Emma, IL
- Average UV index in April: 4
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, November and December (UV index 2).
Average cloud cover in April
Emma, IL
- Average cloud cover in April: 41
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in April
Emma, 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).
Emma, Illinois, USA
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