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
As Radcliffe enters April, the average high-temperature increases from the a frosty 45.1°F (7.3°C) of March to a refreshing 57.7°F (14.3°C). In the month of April, an average of 41.4°F (5.2°C) marks the low-temperature.Humidity
The average relative humidity in April is 71%.Rainfall
In Radcliffe, during April, the rain falls for 15.8 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 143.3 rainfall days, and 29.25" (743mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In April, it is snowing for 1.9 days. Throughout April, 1.02" (26mm) of snow is accumulated. In Radcliffe, during the entire year, snow falls for 45.8 days and aggregates up to 16.85" (428mm) of snow.Daylight
In April, the average length of the day is 13h and 24min.On the first day of April in Radcliffe, sunrise is at 6:54 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:12 pm CDT.
Sunshine
In April, the average sunshine is 7.9h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 3 in April transforms into this advice:
Heed the precautions - Suggestions to avoid sunburn are made. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
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 is the sunrise / sunset in April?
How many hours of sunshine does Radcliffe have in April?
What is the UV index intensity in April?
Average temperature in April
Radcliffe, IA
- Average high temperature in April: 57.7°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (25.5°F).
- Average low temperature in April: 41.4°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in April
Radcliffe, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Radcliffe, IA
- Average wind speed in April: 10.8mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in April
Radcliffe, IA
- Average humidity in April: 71%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Radcliffe, IA
- Average rainfall in April: 3.19"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in April
Radcliffe, IA
- Average rainfall days in April: 15.8 days
The months with the highest number of rainy days are May and June (19.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
Radcliffe, IA
- Average snowfall in April: 1.02"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Radcliffe, IA
- Average snowfall days in April: 1.9 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Radcliffe, 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 6min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Radcliffe, IA
- Average sunshine days in April: 11.3 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in April
Radcliffe, 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, February, October, November and December (UV index 2).
Average cloud cover in April
Radcliffe, IA
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in April
Radcliffe, IA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Radcliffe, Iowa, USA
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