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 onset witnesses a shift in the average high-temperature, moving from a cool 52.5°F (11.4°C) in March to a refreshing 64.2°F (17.9°C). Throughout April, a steady low-temperature average of 46.8°F (8.2°C) is noted.Humidity
In Dow, the average relative humidity in April is 76%.Rainfall
In Dow, Illinois, during April, the rain falls for 14.1 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Dow, during the entire year, the rain falls for 136.5 days and collects up to 23.11" (587mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in April in Dow, Illinois, is 13h and 15min.On the first day of April, sunrise is at 6:44 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 7:53 pm CDT.
Sunshine
In Dow, Illinois, the average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 4 in April interprets into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are the temperatures in Dow in April?
What is the average humidity in April in Dow?
How much does it rain in Dow in April?
When it does not snow in Dow?
Does it snow in Dow in April?
What is the average length of the day in April in Dow?
What time are sunrise and sunset in April in Dow?
How many hours of sunshine does Dow have in April?
How high is the UV index in April in Dow?
Average temperature in April
Dow, IL
- Average high temperature in April: 64.2°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in April: 46.8°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in April
Dow, IL
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Dow, IL
- Average wind speed in April: 9.4mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in April
Dow, IL
- Average humidity in April: 76%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Dow, IL
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in April
Dow, IL
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in April
Dow, IL
- Average snowfall in April: 0"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Dow, IL
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (6.2 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
Dow, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
Dow, IL
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is January (20.3 days).
The months with the least sunshine days are May and June (12.3 days).
Average UV index in April
Dow, 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
Dow, IL
- Average cloud cover in April: 41
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 28).
Average visibility in April
Dow, 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).
Dow, Illinois, USA
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