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
In April, the meteorological conditions change with the average high-temperature moving from a fresh 54.1°F (12.3°C) in March to a refreshing 64.9°F (18.3°C). Mount Erie reports an average low-temperature of 48.2°F (9°C) during the nights of April.Humidity
In Mount Erie, the average relative humidity in April is 77%.Rainfall
The month with the most rainfall is April, when the rain falls for 16.5 days and typically aggregates up to 4.96" (126mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Mount Erie. April is the last month it regularly snows. During 0.4 snowfall days, in April, Mount Erie aggregates 0.16" (4mm) of snow. Throughout the year, there are 21.2 snowfall days, and 6.97" (177mm) of snow is accumulated.Daylight
In Mount Erie, the average length of the day in April is 13h and 14min.On the first day of April, sunrise is at 6:36 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:44 pm CDT.
Sunshine
In April, the average sunshine is 8.5h.UV index
In Mount Erie, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. 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
What is the temperature in April?
What is the average humidity in April?
What is the rainiest month?
How much does it rain in Mount Erie in April?
What is the last month it snows?
How many hours of daylight does Mount Erie have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Mount Erie have in April?
How high is the UV index in April?
Average temperature in April
Mount Erie, IL
- Average high temperature in April: 64.9°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in April: 48.2°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in April
Mount Erie, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Mount Erie, IL
- Average wind speed in April: 9.8mph
The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in April
Mount Erie, IL
- Average humidity in April: 77%
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Mount Erie, IL
- Average rainfall in April: 4.96"
The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in April
Mount Erie, IL
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in April
Mount Erie, IL
- Average snowfall in April: 0.16"
The months with the highest snowfall are January and February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Mount Erie, IL
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (6.7 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
Mount Erie, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in April
Mount Erie, IL
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9 days).
Average UV index in April
Mount Erie, IL
- Average UV index in April: 4
The months with the highest UV index are May, 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
Mount Erie, IL
- Average cloud cover in April: 42
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in April
Mount Erie, IL
- 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).
Mount Erie, Illinois, USA
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