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
Monmouth, Illinois, sees a rise in temperature during April, with average high-temperatures transitioning from a frosty 48°F (8.9°C) in March to a moderate 60.4°F (15.8°C). Monmouth records an average temperature drop to a frosty 43.3°F (6.3°C) in April.Humidity
In Monmouth, the average relative humidity in April is 74%.Rainfall
In Monmouth, in April, during 15.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. Throughout the year, there are 149.4 rainfall days, and 30.16" (766mm) 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 snowfall days, in April, Monmouth aggregates 1.3" (33mm) of snow. Throughout the year, in Monmouth, there are 36.7 snowfall days, and 15.31" (389mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 20min.On the first day of April in Monmouth, sunrise is at 6:44 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in April in Monmouth is 7.9h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 4 during April translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are April temperatures in Monmouth?
What is the average humidity in April in Monmouth?
How much does it rain in Monmouth in April?
What is the last month it snows in Monmouth?
How many hours of daylight does Monmouth have in April?
What time are sunrise and sunset in April in Monmouth?
How many hours of sunshine does Monmouth have in April?
What is the UV index reading in April in Monmouth?
Average temperature in April
Monmouth, IL
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (82°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 (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in April
Monmouth, IL
- 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
Monmouth, IL
- Average wind speed in April: 10.7mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in April
Monmouth, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Monmouth, IL
- Average rainfall in April: 3.35"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in April
Monmouth, IL
- Average rainfall days in April: 15.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in April
Monmouth, IL
- Average snowfall in April: 1.3"
The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Monmouth, IL
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (10.9 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
Monmouth, IL
- Average daylight in April: 13h and 2min
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 5min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Monmouth, IL
- Average sunshine days in April: 12 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in April
Monmouth, IL
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Monmouth, IL
- Average cloud cover in April: 46
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
Monmouth, IL
- 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).
Monmouth, Illinois, USA
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