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 start of April brings a shift in the average high-temperature, increasing from March's cold 42.4°F (5.8°C) to a fresh 55.2°F (12.9°C). During April, the average low-temperature is recorded at a cold 39°F (3.9°C).Humidity
In April, the average relative humidity is 76%.Rainfall
In Forestville, in April, it is raining for 15.6 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 142.8 rainfall days, and 30.55" (776mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In April, it is snowing for 2.8 days. Throughout April, 1.57" (40mm) of snow is accumulated. Throughout the year, there are 51 snowfall days, and 22.05" (560mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 25min.On the first day of April, sunrise is at 6:46 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:05 pm CDT.
Sunshine
In April, the average sunshine is 7.3h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 4 during April translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Forestville have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Forestville, IA
- Average high temperature in April: 55.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in April: 39°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).
Average pressure in April
Forestville, IA
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Forestville, IA
- Average wind speed in April: 10.7mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in April
Forestville, IA
- Average humidity in April: 76%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Forestville, IA
- Average rainfall in April: 3.31"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in April
Forestville, IA
- Average rainfall days in April: 15.6 days
The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in April
Forestville, IA
- Average snowfall in April: 1.57"
The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Forestville, IA
- Average snowfall days in April: 2.8 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Forestville, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Forestville, IA
- Average sunshine days in April: 11.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in April
Forestville, IA
- Average UV index in April: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Forestville, IA
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Forestville, IA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Forestville, Iowa, USA
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