April weather forecastPromise City, IA
April
Weather in April
April in Promise City, Iowa, is a moderate spring month, with an average temperature varying between 60.4°F (15.8°C) and 42.8°F (6°C).Temperature
Entering April, Promise City sees a temperature rise, with the average high-temperature advancing from March's frosty 48.7°F (9.3°C) to a moderate 60.4°F (15.8°C). In April, Promise City experiences a temperature dip to an average of 42.8°F (6°C) at night.Humidity
In Promise City, the average relative humidity in April is 74%.Rainfall
In Promise City, in April, during 13.3 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Promise City, during the entire year, the rain falls for 125.7 days and collects up to 20.39" (518mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Promise City, in April, during 0.8 snowfall days, 1.69" (43mm) of snow is typically accumulated. Throughout the year, there are 28.4 snowfall days, and 11.34" (288mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 20min.On the first day of April, sunrise is at 6:54 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:08 pm CDT.
Sunshine
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 medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 4 during April leads to these instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Promise City, IA
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in April: 42.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in April
Promise City, IA
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Promise City, IA
- Average wind speed in April: 10.4mph
The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in April
Promise City, IA
- Average humidity in April: 74%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Promise City, IA
- Average rainfall in April: 1.73"
The wettest month (with the highest rainfall) is June (3.31").
The driest months (with the least rainfall) are January and December (0.71").
Average rainfall days in April
Promise City, IA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in April
Promise City, IA
- Average snowfall in April: 1.69"
The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Promise City, IA
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Promise City, 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in April
Promise City, IA
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in April
Promise City, IA
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Promise City, IA
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in April
Promise City, 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).
