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 average high-temperature increases in April, moving from a frosty 47.7°F (8.7°C) in March to a mild 59.9°F (15.5°C). Throughout April, the temperature tends to fall to a consistent average low of 42.4°F (5.8°C).Humidity
In Carlisle, the average relative humidity in April is 73%.Rainfall
In Carlisle, in April, during 13.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Carlisle, during the entire year, the rain falls for 124.7 days and collects up to 26.34" (669mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Carlisle, during April, snow falls for 1.3 days and regularly aggregates up to 0.59" (15mm) of snow. Throughout the year, in Carlisle, Iowa, there are 35.2 snowfall days, and 13.31" (338mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 22min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:39 pm. On the last day of April, in Carlisle, sunrise is at 6:11 am and sunset at 8:11 pm CDT.
Sunshine
In Carlisle, the average sunshine in April is 7.7h.UV index
In Carlisle, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Carlisle have in April?
What is the UV index intensity in April?
Average temperature in April
Carlisle, IA
- Average high temperature in April: 59.9°F
The warmest month (with the highest average high temperature) is July (83.1°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 (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in April
Carlisle, IA
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Carlisle, IA
- Average wind speed in April: 10.3mph
The windiest months (with the highest average wind speed) are March and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in April
Carlisle, IA
- Average humidity in April: 73%
The months with the highest relative humidity are January, February and June (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Carlisle, IA
- Average rainfall in April: 2.8"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Carlisle, IA
- Average rainfall days in April: 13.8 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in April
Carlisle, IA
- Average snowfall in April: 0.59"
The month with the highest snowfall is January (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Carlisle, IA
- Average snowfall days in April: 1.3 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Carlisle, IA
- 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 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Carlisle, IA
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in April
Carlisle, IA
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Carlisle, IA
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in April
Carlisle, IA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Carlisle, Iowa, USA
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