April weather forecastOtis, IA
April
Weather in April
April in Otis, Iowa, is a moderate spring month, with temperature in the range of an average high of 57.9°F (14.4°C) and an average low of 41.4°F (5.2°C).Temperature
April's arrival brings a change in high-temperatures, moving from a chilly 45.7°F (7.6°C) in March to a moderate 57.9°F (14.4°C). Throughout the month of April, the nighttime temperature dips to an average of 41.4°F (5.2°C).Humidity
The average relative humidity in April is 75%.Rainfall
In Otis, Iowa, during April, the rain falls for 13.2 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 120.7 rainfall days, and 18.31" (465mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.1 snowfall days, in April, Otis aggregates 0.35" (9mm) of snow. Throughout the year, there are 36.1 snowfall days, and 8.43" (214mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 23min.On the first day of April, sunrise is at 6:47 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:04 pm CDT.
Sunshine
In Otis, the average sunshine in April is 7.7h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 3 during April translates into the following directions:
Guard yourself - Avoiding sunburn is suggested. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Otis, IA
- Average high temperature in April: 57.9°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in April: 41.4°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 (14.2°F).
Average pressure in April
Otis, 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
Otis, IA
- Average wind speed in April: 10.7mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in April
Otis, IA
- Average humidity in April: 75%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Otis, IA
- Average rainfall in April: 2.09"
The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in April
Otis, IA
- Average rainfall days in April: 13.2 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).
Average snowfall in April
Otis, IA
- Average snowfall in April: 0.35"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Otis, IA
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Otis, IA
- Average daylight in April: 13h and 24min
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 42min
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 6min).
Average sunshine days in April
Otis, IA
- Average sunshine days in April: 14.4 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in April
Otis, 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 December (UV index 1).
Average cloud cover in April
Otis, IA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in April
Otis, 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).





