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
A shift in the average high-temperature is noticeable in April, changing from a fresh 54.3°F (12.4°C) in March to a comfortable 65.1°F (18.4°C). Throughout April, an average nighttime temperature of 47.8°F (8.8°C) is experienced.Humidity
In Opdyke, the average relative humidity in April is 77%.Rainfall
April is the month with the most rainfall. Rain falls for 14.7 days and accumulates 3.78" (96mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Opdyke aggregates 0.04" (1mm) of snow. In Opdyke, during the entire year, snow falls for 15.4 days and aggregates up to 5.87" (149mm) of snow.Daylight
In April, the average length of the day in Opdyke is 13h and 13min.On the first day of April, sunrise is at 6:38 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 7:45 pm CDT.
Sunshine
In April, the average sunshine in Opdyke, Illinois, is 8.5h.UV index
In Opdyke, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 4 in April leads to these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average April temperature in Opdyke?
What is the average humidity in April in Opdyke?
What is the wettest month in Opdyke?
How many days does it rain in April in Opdyke?
What is the last month it snows in Opdyke?
What is the average length of the day in April in Opdyke?
When are sunrise and sunset in April in Opdyke?
How long on average sun shines in April in Opdyke?
What is the UV index reading in April in Opdyke?
Average temperature in April
Opdyke, IL
- Average high temperature in April: 65.1°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 (37.9°F).
- Average low temperature in April: 47.8°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in April
Opdyke, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Opdyke, IL
- Average wind speed in April: 9.6mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in April
Opdyke, IL
- Average humidity in April: 77%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Opdyke, IL
- Average rainfall in April: 3.78"
The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in April
Opdyke, IL
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in April
Opdyke, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Opdyke, IL
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (4.8 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
Opdyke, 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 3min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
Opdyke, IL
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in April
Opdyke, 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, November and December (UV index 2).
Average cloud cover in April
Opdyke, IL
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in April
Opdyke, 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).
Opdyke, Illinois, USA
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