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
Clarence sees an increase in the average high-temperature with the arrival of April, moving from March's frosty 46°F (7.8°C) to a moderate 58.1°F (14.5°C). In April, the temperature drops to an average of 41.2°F (5.1°C) at night.Humidity
In April, the average relative humidity is 75%.Rainfall
In Clarence, in April, it is raining for 16.2 days, with typically 3.27" (83mm) of accumulated precipitation. In Clarence, Iowa, during the entire year, the rain falls for 145.6 days and collects up to 30.04" (763mm) of precipitation.Snowfall
Months with snowfall in Clarence are January through April, October through December. April is the last month it regularly snows. During 1.2 snowfall days, in April, Clarence aggregates 0.51" (13mm) of snow. In Clarence, Iowa, during the entire year, snow falls for 37.9 days and aggregates up to 16.81" (427mm) of snow.Daylight
The average length of the day in April is 13h and 23min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:30 pm. On the last day of April, in Clarence, sunrise is at 6:00 am and sunset at 8:02 pm CDT.
Sunshine
In April, the average sunshine in Clarence, Iowa, is 7.7h.UV index
In April, the average daily maximum UV index is 4. 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: In April, the maximum UV index of 4 suggests this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Clarence in April?
What is the average humidity in April in Clarence?
How much does it rain in Clarence in April?
What is the last month it snows in Clarence?
What is the average length of the day in April in Clarence?
What time are sunrise and sunset in April in Clarence?
How long on average sun shines in April in Clarence?
How high is the UV index in April in Clarence?
Average temperature in April
Clarence, IA
- Average high temperature in April: 58.1°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 (26.8°F).
- Average low temperature in April: 41.2°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in April
Clarence, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Clarence, 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 (6.8mph).
Average humidity in April
Clarence, IA
- Average humidity in April: 75%
The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Clarence, IA
- Average rainfall in April: 3.27"
The wettest month (with the highest rainfall) is May (4.65").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in April
Clarence, IA
- Average rainfall days in April: 16.2 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in April
Clarence, IA
- Average snowfall in April: 0.51"
The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Clarence, IA
- Average snowfall days in April: 1.2 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Clarence, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Clarence, IA
- Average sunshine days in April: 11.2 days
The month with the most sunshine days is December (17.8 days).
The month with the least sunshine days is June (8.8 days).
Average UV index in April
Clarence, IA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Clarence, IA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Clarence, IA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Clarence, Iowa, USA
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