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
Athelstan in April sees a temperature change, with average high-temperatures moving from a chilly 49.3°F (9.6°C) in March to an enjoyable 60.8°F (16°C). Athelstan witnesses a consistent average low-temperature of 42.6°F (5.9°C) throughout April.Humidity
In April, the average relative humidity in Athelstan is 72%.Rainfall
In Athelstan, in April, during 13.3 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Athelstan, Iowa, during the entire year, the rain falls for 123.8 days and collects up to 21.93" (557mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Athelstan, during April, snow falls for 0.8 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, there are 28.8 snowfall days, and 10.51" (267mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:43 pm. On the last day of April, sunrise is at 6:17 am and sunset at 8:13 pm CDT.
Sunshine
In April, the average sunshine in Athelstan is 8.4h.UV index
In Athelstan, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 4 during April morphs into the following directions:
Act with care - The need to guard against sun damage is communicated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the usual temperature for Athelstan in April?
What is the average humidity in April in Athelstan?
How many days does it rain in April in Athelstan?
How much does it snow in Athelstan in April?
How many hours of daylight does Athelstan have in April?
When are sunrise and sunset in April in Athelstan?
How long on average sun shines in April in Athelstan?
What is the UV index reading in April in Athelstan?
Average temperature in April
Athelstan, IA
- Average high temperature in April: 60.8°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in April: 42.6°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Athelstan, IA
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Athelstan, IA
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Athelstan, IA
- Average humidity in April: 72%
The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Athelstan, IA
- Average rainfall in April: 1.73"
The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in April
Athelstan, IA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in April
Athelstan, IA
- Average snowfall in April: 1.18"
The month with the highest snowfall is January (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Athelstan, IA
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Athelstan, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in April
Athelstan, IA
- Average sunshine days in April: 14.4 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in April
Athelstan, 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
Athelstan, IA
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and September (Cloud cover 28).
Average visibility in April
Athelstan, IA
- 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).
Athelstan, Iowa, USA
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