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 signals an increase in the average high-temperature, moving from an icy 42.1°F (5.6°C) in March to a fresh 54.9°F (12.7°C). The low-temperature average for Allendorf during April stands at a cold 38.8°F (3.8°C).Humidity
In Allendorf, the average relative humidity in April is 69%.Rainfall
In April, the rain falls for 13.3 days. Throughout April, 2.28" (58mm) of precipitation is accumulated. In Allendorf, during the entire year, the rain falls for 122.3 days and collects up to 22.24" (565mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Allendorf, during April, snow falls for 3.2 days and regularly aggregates up to 1.89" (48mm) of snow. Throughout the year, in Allendorf, Iowa, there are 51.6 snowfall days, and 19.69" (500mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 27min.On the first day of the month, sunrise is at 7:02 am and sunset at 7:49 pm. On the last day of April, in Allendorf, Iowa, sunrise is at 6:15 am and sunset at 8:23 pm CDT.
Sunshine
The average sunshine in April in Allendorf, Iowa, is 8h.UV index
In Allendorf, Iowa, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: An average UV index of 3 in April transforms into this advice:
Take precautions - Protection against sun damage is advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Boost your sun resistance with garments that are densely woven yet spacious. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the temperatures in Allendorf in April?
What is the average humidity in April in Allendorf?
How many days does it rain in April in Allendorf?
How many days does it snow in April in Allendorf?
What is the average length of the day in April in Allendorf?
What time are sunrise and sunset in April in Allendorf?
How long on average sun shines in April in Allendorf?
How high is the UV index in April in Allendorf?
Average temperature in April
Allendorf, IA
- Average high temperature in April: 54.9°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in April: 38.8°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in April
Allendorf, IA
- Average pressure in April: 29.94"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
Allendorf, IA
- Average wind speed in April: 11.3mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in April
Allendorf, IA
- Average humidity in April: 69%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (68%).
Average rainfall in April
Allendorf, IA
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in April
Allendorf, IA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in April
Allendorf, IA
- Average snowfall in April: 1.89"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Allendorf, IA
- Average snowfall days in April: 3.2 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Allendorf, IA
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 8h and 0min
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 0min).
Average sunshine days in April
Allendorf, IA
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in April
Allendorf, IA
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in April
Allendorf, IA
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in April
Allendorf, 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).
Allendorf, Iowa, USA
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