April weather forecastBonaparte, IA
April
Weather in April
April in Bonaparte, Iowa, is an enjoyable spring month, with an average temperature varying between 44.2°F (6.8°C) and 61.2°F (16.2°C).Temperature
April comes with an increase, with the average high-temperature moving from a frosty 49.5°F (9.7°C) in March to a comfortable 61.2°F (16.2°C). The month of April records an average low-temperature of 44.2°F (6.8°C) in Bonaparte.Humidity
In Bonaparte, the average relative humidity in April is 74%.Rainfall
In Bonaparte, in April, during 15.2 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Bonaparte, during the entire year, the rain falls for 145.2 days and collects up to 28.98" (736mm) of precipitation.Snowfall
Months with snowfall in Bonaparte are January through April, October through December. April is the last month it regularly snows. During 0.9 snowfall days, in April, Bonaparte aggregates 1.1" (28mm) of snow. Throughout the year, in Bonaparte, there are 29.4 snowfall days, and 14.21" (361mm) of snow is accumulated.Daylight
In Bonaparte, the average length of the day in April is 13h and 20min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:32 pm. On the last day of April, sunrise is at 6:05 am and sunset at 8:02 pm CDT.
Sunshine
In Bonaparte, the average sunshine in April is 8.1h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Bonaparte, IA
- Average high temperature in April: 61.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Bonaparte, 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 (29.9"Hg).
Average wind speed in April
Bonaparte, IA
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Bonaparte, IA
- Average humidity in April: 74%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Bonaparte, IA
- Average rainfall in April: 3.39"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in April
Bonaparte, IA
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Bonaparte, IA
- Average snowfall in April: 1.1"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Bonaparte, IA
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (9.2 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
Bonaparte, IA
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Bonaparte, IA
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in April
Bonaparte, IA
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Bonaparte, IA
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in April
Bonaparte, IA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





