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
The onset of April brings a rise in the average high-temperature, elevating from a frosty 46.8°F (8.2°C) in March to a mild 59°F (15°C). In Barstow, the average temperature during the nights of April drops to an icy 42.4°F (5.8°C).Humidity
In Barstow, the average relative humidity in April is 74%.Rainfall
In Barstow, in April, during 11.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, in Barstow, there are 99.4 rainfall days, and 9.57" (243mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, September through December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Barstow aggregates 0.28" (7mm) of snow. In Barstow, during the entire year, snow falls for 24.5 days and aggregates up to 4.09" (104mm) of snow.Daylight
In April, the average length of the day in Barstow is 13h and 22min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:27 pm. On the last day of April, in Barstow, sunrise is at 5:58 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in April in Barstow is 7.6h.UV index
In Barstow, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, a daily UV index of 4 turns into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Barstow?
What is the average humidity in April in Barstow?
How much does it rain in Barstow in April?
What is the last month it snows in Barstow?
What is the average length of the day in April in Barstow?
When is the sunrise / sunset in April in Barstow?
How many hours of sunshine does Barstow have in April?
What is the UV index intensity in April in Barstow?
Average temperature in April
Barstow, IL
- Average high temperature in April: 59°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in April
Barstow, 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 (29.91"Hg).
Average wind speed in April
Barstow, 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
Barstow, 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
Barstow, IL
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in April
Barstow, IL
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in April
Barstow, IL
- Average snowfall in April: 0.28"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in April
Barstow, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Barstow, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Barstow, IL
- Average sunshine days in April: 16.7 days
The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).
Average UV index in April
Barstow, IL
- Average UV index in April: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Barstow, IL
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Barstow, 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).
Barstow, Illinois, USA
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