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
With the onset of April, Highwood's average high-temperature experiences a rise, moving from March's cold 41.5°F (5.3°C) to a fresh 50.9°F (10.5°C). In April, Highwood encounters an average low-temperature of 39.7°F (4.3°C) during the night.Humidity
In April, the average relative humidity is 77%.Rainfall
In Highwood, Illinois, in April, it is raining for 16.1 days, with typically 3.43" (87mm) of accumulated precipitation. In Highwood, Illinois, during the entire year, the rain falls for 154.1 days and collects up to 30.24" (768mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows in Highwood. During 2.4 snowfall days, in April, Highwood aggregates 1.89" (48mm) of snow. In Highwood, during the entire year, snow falls for 42.9 days and aggregates up to 13.82" (351mm) of snow.Daylight
In April, the average length of the day is 13h and 23min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:17 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:49 pm CDT.
Sunshine
The average sunshine in April is 7.9h.UV index
The average daily maximum UV index in April in Highwood is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 3 translates into these guidelines:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Highwood?
What is the average humidity in April in Highwood?
How many days does it rain in April in Highwood?
What is the last month it snows in Highwood?
How many hours of daylight does Highwood have in April?
When is the sunrise / sunset in April in Highwood?
How long on average sun shines in April in Highwood?
What is the UV index reading in April in Highwood?
Average temperature in April
Highwood, IL
- Average high temperature in April: 50.9°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in April: 39.7°F
The months with the highest average low temperature are July and August (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in April
Highwood, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Highwood, IL
- Average wind speed in April: 10.8mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in April
Highwood, IL
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Highwood, IL
- Average rainfall in April: 3.43"
The wettest months (with the highest rainfall) are May and June (3.82").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in April
Highwood, IL
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in April
Highwood, IL
- Average snowfall in April: 1.89"
The month with the highest snowfall is January (4.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Highwood, IL
- Average snowfall days in April: 2.4 days
The month with the highest number of snowfall days is January (11.9 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
Highwood, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Highwood, IL
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is December (15.3 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in April
Highwood, IL
- Average UV index in April: 3
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
Highwood, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in April
Highwood, 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).
Highwood, Illinois, USA
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