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
With the onset of April, the average high-temperature slightly shifts from March's chilly 47.7°F (8.7°C) to a moderate 59.7°F (15.4°C). In April, Fairbury reports a consistent average low-temperature of 43.9°F (6.6°C) during the nights.Humidity
In April, the average relative humidity in Fairbury is 74%.Rainfall
In April, the rain falls for 13.3 days. Throughout April, 1.97" (50mm) of precipitation is 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 Fairbury. April is the last month it regularly snows in Fairbury, Illinois. During 0.8 snowfall days, in April, Fairbury aggregates 0.67" (17mm) of snow. In Fairbury, Illinois, during the entire year, snow falls for 30.5 days and aggregates up to 7.68" (195mm) of snow.Daylight
In April, the average length of the day in Fairbury is 13h and 20min.On the first day of April, sunrise is at 6:36 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:49 pm CDT.
Sunshine
In Fairbury, the average sunshine in April is 7.8h.UV index
In Fairbury, Illinois, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the temperature in April in Fairbury?
What is the average humidity in April in Fairbury?
How much does it rain in Fairbury in April?
What is the last month it snows in Fairbury?
How many hours of daylight does Fairbury have in April?
When are sunrise and sunset in April in Fairbury?
How long on average sun shines in April in Fairbury?
How high is the UV index in April in Fairbury?
Average temperature in April
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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
Fairbury, 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).
Fairbury, Illinois, USA
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