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
The commencement of April sees a shift in the average high-temperature, moving from a moderate 55.8°F (13.2°C) in March to an enjoyable 66.6°F (19.2°C). Throughout April, the temperature tends to fall to a consistent average low of 48.9°F (9.4°C).Humidity
In Grantsburg, Illinois, the average relative humidity in April is 77%.Rainfall
In Grantsburg, during April, the rain falls for 11.3 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Grantsburg, during the entire year, the rain falls for 118.3 days and collects up to 13.03" (331mm) of precipitation.Snowfall
In Grantsburg, Illinois, snow does not fall in April through October.Daylight
In Grantsburg, the average length of the day in April is 13h and 11min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:18 pm. On the last day of April, in Grantsburg, sunrise is at 6:00 am and sunset at 7:44 pm CDT.
Sunshine
In Grantsburg, the average sunshine in April is 8.5h.UV index
In Grantsburg, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 4 during April, leads to the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the temperature in April in Grantsburg?
What is the average humidity in April in Grantsburg?
How many days does it rain in April in Grantsburg?
When it does not snow in Grantsburg?
Does it snow in Grantsburg in April?
What is the average length of the day in April in Grantsburg?
When is the sunrise / sunset in April in Grantsburg?
How many hours of sunshine does Grantsburg have in April?
What is the UV index reading in April in Grantsburg?
Average temperature in April
Grantsburg, IL
- Average high temperature in April: 66.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in April: 48.9°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in April
Grantsburg, IL
- Average pressure in April: 29.96"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
Grantsburg, IL
- Average wind speed in April: 8.9mph
The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in April
Grantsburg, IL
- Average humidity in April: 77%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Grantsburg, IL
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in April
Grantsburg, IL
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).
Average snowfall in April
Grantsburg, IL
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Grantsburg, IL
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (3.3 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
Grantsburg, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in April
Grantsburg, IL
- Average sunshine days in April: 16.7 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).
Average UV index in April
Grantsburg, 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 and December (UV index 2).
Average cloud cover in April
Grantsburg, IL
- Average cloud cover in April: 41
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in April
Grantsburg, 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).
Grantsburg, Illinois, USA
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