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
In April, the average high-temperature increases from a chilly 46.4°F (8°C) in March to a refreshing 58.5°F (14.7°C). During the month of April, Charter Oak anticipates a mean low-temperature of 41.7°F (5.4°C).Humidity
April and October, with an average relative humidity of 68%, are the least humid months in Charter Oak.Rainfall
In Charter Oak, in April, during 13.7 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, in Charter Oak, there are 123 rainfall days, and 24.72" (628mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Charter Oak, in April, snow falls for 1.4 days, with typically accumulated 0.94" (24mm) of snow. Throughout the year, in Charter Oak, Iowa, there are 36.8 snowfall days, and 14.53" (369mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 23min.On the first day of April in Charter Oak, sunrise is at 7:03 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:20 pm CDT.
Sunshine
The average sunshine in April is 7.9h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the temperature in April in Charter Oak?
What is the least humid month in Charter Oak?
What is the average humidity in April in Charter Oak?
How many days does it rain in April in Charter Oak?
How much does it snow in Charter Oak in April?
What is the average length of the day in April in Charter Oak?
When is the sunrise / sunset in April in Charter Oak?
How long on average sun shines in April in Charter Oak?
What is the UV index reading in April in Charter Oak?
Average temperature in April
Charter Oak, IA
- Average high temperature in April: 58.5°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 (27°F).
- Average low temperature in April: 41.7°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 (14°F).
Average pressure in April
Charter Oak, 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 (29.87"Hg).
Average wind speed in April
Charter Oak, IA
- Average wind speed in April: 11.1mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in April
Charter Oak, IA
- Average humidity in April: 68%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall in April
Charter Oak, IA
- Average rainfall in April: 2.36"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in April
Charter Oak, IA
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is February (3 days).
Average snowfall in April
Charter Oak, IA
- Average snowfall in April: 0.94"
The month with the highest snowfall is February (3.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Charter Oak, IA
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Charter Oak, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Charter Oak, IA
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in April
Charter Oak, IA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in April
Charter Oak, IA
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Charter Oak, IA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Charter Oak, Iowa, USA
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