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
Allen's transition into April is marked by a rise in the average high-temperature, advancing from 55.6°F (13.1°C) in March to a still refreshing 64.9°F (18.3°C). Allen in April anticipates an average nighttime temperature of 46.2°F (7.9°C).Humidity
The average relative humidity in April is 67%.Rainfall
In Allen, in April, during 12.2 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, in Allen, there are 111.2 rainfall days, and 18.62" (473mm) of precipitation is accumulated.Snowfall
Months with snowfall in Allen are January through April, October through December. April is the last month it regularly snows in Allen. During 0.2 snowfall days, in April, Allen aggregates 0.08" (2mm) of snow. Throughout the year, in Allen, there are 13.9 snowfall days, and 5.43" (138mm) of snow is accumulated.Daylight
In Allen, the average length of the day in April is 13h and 14min.On the first day of April in Allen, sunrise is at 7:08 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:16 pm CDT.
Sunshine
The average sunshine in April in Allen is 8.5h.UV index
In Allen, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 4 during April leads to these advisories:
Undertake precautions - Obligation exists to protect against skin and eye damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Allen?
What is the average humidity in April in Allen?
How much does it rain in Allen in April?
What is the last month it snows in Allen?
How many hours of daylight does Allen have in April?
When are sunrise and sunset in April in Allen?
How many hours of sunshine does Allen have in April?
What is the UV index reading in April in Allen?
Average temperature in April
Allen, KS
- Average high temperature in April: 64.9°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in April: 46.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in April
Allen, KS
- Average pressure in April: 29.9"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Allen, KS
- Average wind speed in April: 12.4mph
The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity in April
Allen, KS
- Average humidity in April: 67%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is October (64%).
Average rainfall in April
Allen, KS
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in April
Allen, KS
- Average rainfall days in April: 12.2 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in April
Allen, KS
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Allen, KS
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (4.4 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
Allen, KS
- 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 30min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).
Average sunshine days in April
Allen, KS
- Average sunshine days in April: 16.1 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is July (13.7 days).
Average UV index in April
Allen, KS
- Average UV index in April: 4
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Allen, KS
- Average cloud cover in April: 38
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in April
Allen, KS
- 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).
Allen, Kansas, USA
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