April weather forecastPrinceville, IL
April
Weather in April
April in Princeville, Illinois, is a moderate spring month, with temperature in the range of an average high of 59.7°F (15.4°C) and an average low of 43.3°F (6.3°C).Temperature
April's arrival brings a temperature shift, moving from a frosty 48.2°F (9°C) in March to a refreshing 59.7°F (15.4°C). Princeville registers a consistent average low-temperature of 43.3°F (6.3°C) during April.Humidity
In Princeville, the average relative humidity in April is 75%.Rainfall
In Princeville, Illinois, in April, during 13.6 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 116.8 rainfall days, and 13.98" (355mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows in Princeville. During 0.7 snowfall days, in April, Princeville aggregates 0.91" (23mm) of snow. In Princeville, during the entire year, snow falls for 26.8 days and aggregates up to 6.26" (159mm) of snow.Daylight
In Princeville, the average length of the day in April is 13h and 20min.On the first day of the month, sunrise is at 6:40 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:57 am and sunset at 7:55 pm CDT.
Sunshine
The average sunshine in April in Princeville, Illinois, is 7.9h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during April translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Princeville, IL
- Average high temperature in April: 59.7°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 43.3°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in April
Princeville, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Princeville, IL
- 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 (6.6mph).
Average humidity in April
Princeville, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Princeville, IL
- Average rainfall in April: 1.65"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in April
Princeville, IL
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is May (15.2 days).
The months with the least rainy days are January and February (4.2 days).
Average snowfall in April
Princeville, IL
- Average snowfall in April: 0.91"
The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Princeville, IL
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is January (8.6 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
Princeville, IL
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 54min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Princeville, IL
- Average sunshine days in April: 15.2 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in April
Princeville, IL
- 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
Princeville, IL
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in April
Princeville, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
