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
Mason City sees an increase in average high-temperatures during April, moving from a wintry 41.4°F (5.2°C) in March to a fresh 54.9°F (12.7°C). Throughout April, an average low-temperature of 39.7°F (4.3°C) is expected.Humidity
In April, the average relative humidity is 72%.Rainfall
In April, the rain falls for 16.3 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. In Mason City, during the entire year, the rain falls for 145.9 days and collects up to 28.82" (732mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In April, it is snowing for 2.9 days. Throughout April, 2.48" (63mm) of snow is accumulated. In Mason City, during the entire year, snow falls for 60.2 days and aggregates up to 26.26" (667mm) of snow.Daylight
In April, the average length of the day is 13h and 26min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:39 pm. On the last day of April, sunrise is at 6:06 am and sunset at 8:13 pm CDT.
Sunshine
In Mason City, the average sunshine in April is 7.6h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 3 in April suggests the following recommendations:
Take precautions - Protection against sunburn is recommended. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. 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 usual temperature for Mason City in April?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Mason City have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Mason City have in April?
How high is the UV index in April?
Average temperature in April
Mason City, IA
- Average high temperature in April: 54.9°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in April
Mason City, 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
Mason City, IA
- Average wind speed in April: 10.9mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in April
Mason City, IA
- Average humidity in April: 72%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Mason City, IA
- Average rainfall in April: 3.07"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in April
Mason City, IA
- Average rainfall days in April: 16.3 days
The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in April
Mason City, IA
- Average snowfall in April: 2.48"
The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Mason City, IA
- Average snowfall days in April: 2.9 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Mason City, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Mason City, IA
- Average sunshine days in April: 11 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (8 days).
Average UV index in April
Mason City, IA
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Mason City, IA
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Mason City, IA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Mason City, Iowa, USA
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