April weather forecastAlvin, IL
April
Weather in April
April in Alvin, Illinois, is a refreshing spring month, with an average temperature varying between 60.4°F (15.8°C) and 44.6°F (7°C).Temperature
Alvin's April weather brings a rise in high-temperatures, moving from a chilly 48.9°F (9.4°C) in March to a refreshing 60.4°F (15.8°C). An average nighttime temperature of 44.6°F (7°C) is noted in Alvin during the month of April.Humidity
In April, the average relative humidity is 75%.Rainfall
In Alvin, during April, the rain falls for 14.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, in Alvin, there are 146.3 rainfall days, and 22.76" (578mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Alvin. During 1.1 snowfall days, in April, Alvin aggregates 0.28" (7mm) of snow. Throughout the year, in Alvin, there are 34.2 snowfall days, and 7.8" (198mm) of snow is accumulated.Daylight
The average length of the day in April in Alvin, Illinois, is 13h and 19min.On the first day of April in Alvin, sunrise is at 6:32 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 7:45 pm CDT.
Sunshine
In Alvin, the average sunshine in April is 8h.UV index
In Alvin, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 4 in April suggests the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Alvin, IL
- Average high temperature in April: 60.4°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 (31.5°F).
- Average low temperature in April: 44.6°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in April
Alvin, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Alvin, IL
- Average wind speed in April: 10.3mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in April
Alvin, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Alvin, IL
- Average rainfall in April: 2.72"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in April
Alvin, IL
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in April
Alvin, IL
- Average snowfall in April: 0.28"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Alvin, IL
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (9.8 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
Alvin, IL
- 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 24min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Alvin, IL
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in April
Alvin, IL
- 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 December (UV index 1).
Average cloud cover in April
Alvin, IL
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are June, August and September (Cloud cover 33).
Average visibility in April
Alvin, 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).
