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 sees a rise in the average high-temperature, climbing from a frosty 46.9°F (8.3°C) in March to a mild 59.2°F (15.1°C). Orion records a consistent low-temperature of 42.4°F (5.8°C) during April nights.Humidity
The average relative humidity in April in Orion is 74%.Rainfall
In Orion, during April, the rain falls for 16.5 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, there are 143.6 rainfall days, and 27.99" (711mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Orion. April is the last month it regularly snows. During 0.9 snowfall days, in April, Orion aggregates 0.79" (20mm) of snow. Throughout the year, there are 36.5 snowfall days, and 13.5" (343mm) of snow is accumulated.Daylight
In Orion, the average length of the day in April is 13h and 21min.On the first day of April in Orion, sunrise is at 6:43 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 7:58 pm CDT.
Sunshine
In Orion, the average sunshine in April is 7.9h.UV index
In April, the average daily maximum UV index in Orion is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during April leads to these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are April temperatures in Orion?
What is the average humidity in April in Orion?
How much does it rain in Orion in April?
What is the last month it snows in Orion?
How many hours of daylight does Orion have in April?
When are sunrise and sunset in April in Orion?
How long on average sun shines in April in Orion?
What is the UV index reading in April in Orion?
Average temperature in April
Orion, IL
- Average high temperature in April: 59.2°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in April
Orion, IL
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Orion, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in April
Orion, IL
- Average humidity in April: 74%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Orion, IL
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is December (1.26").
Average rainfall days in April
Orion, IL
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (5 days).
Average snowfall in April
Orion, IL
- Average snowfall in April: 0.79"
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Orion, IL
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Orion, 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 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Orion, IL
- Average sunshine days in April: 11.3 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in April
Orion, IL
- Average UV index in April: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Orion, IL
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Orion, 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).
Orion, Illinois, USA
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