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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Keensburg, Illinois, is a wintry winter month, with an average temperature varying between 37.9°F (3.3°C) and 24.8°F (-4°C). January, having an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 24.8°F (-4°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Keensburg, Illinois, with an average temperature ranging between min 29.1°F (-1.6°C) and max 43°F (6.1°C). The commencement of February introduces an average high-temperature of a chilly 43°F (6.1°C), closely mirroring the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Keensburg, Illinois, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 38.3°F (3.5°C). March's onset witnesses a shift in the average high-temperature, moving from a frosty 43°F (6.1°C) in February to a cool 53.8°F (12.1°C). Weather in March »
Weather in April
April is a refreshing spring month in Keensburg, Illinois, with an average temperature ranging between max 64.9°F (18.3°C) and min 48.2°F (9°C). As March gives way to April, the average high-temperature displays an increase, moving from a cool 53.8°F (12.1°C) to a refreshing 64.9°F (18.3°C). Weather in April »
Weather in May
May, the last month of the spring in Keensburg, is a moderately hot month, with an average temperature varying between 58.1°F (14.5°C) and 74.3°F (23.5°C). A rise in the average high-temperature is observed during May, moving from a comfortable 64.9°F (18.3°C) in April to a warm 74.3°F (23.5°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Keensburg, Illinois, with an average temperature ranging between max 82.9°F (28.3°C) and min 65.8°F (18.8°C). June signifies a subtle uplift in the average high-temperature, adjusting from a warm 74.3°F (23.5°C) in May to a still moderately hot 82.9°F (28.3°C). Weather in June »
Weather in July
July, like June, in Keensburg, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 67.5°F (19.7°C) and an average high of 84.7°F (29.3°C). July, having an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 67.5°F (19.7°C), is the warmest month. The average heat index in July is calculated to be a torrid 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Keensburg, is another warm month, with an average temperature ranging between min 65.7°F (18.7°C) and max 83.1°F (28.4°C). Keensburg's shift into August is marked by a subtle change to a still warm 83.1°F (28.4°C) from July's 84.7°F (29.3°C) in temperature. Weather in August »
Weather in September
September, the first month of the autumn in Keensburg, is also a moderately hot month, with an average temperature fluctuating between 60.6°F (15.9°C) and 78.8°F (26°C). September commences with an average high-temperature of a still moderately hot 78.8°F (26°C), showing little deviation from August's 83.1°F (28.4°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Keensburg, Illinois, with an average temperature ranging between max 66.6°F (19.2°C) and min 49.6°F (9.8°C). The average high-temperature drops in October, from September's moderately hot 78.8°F (26°C) to a comfortable 66.6°F (19.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Keensburg, Illinois, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 38.3°F (3.5°C). The start of November signals a decrease in the average high-temperature, transitioning from a refreshing 66.6°F (19.2°C) in October to a fresh 52.9°F (11.6°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Keensburg, Illinois, with an average temperature varying between 31.3°F (-0.4°C) and 42.8°F (6°C). Keensburg's progression into December includes a drop in the average high-temperature, from a fresh 52.9°F (11.6°C) in November to a frosty 42.8°F (6°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Keensburg?
January tends to be the coldest month, with temperatures averaging a daily high of 37.9°F (3.3°C) and a low of 24.8°F (-4°C).
How many days does it rain in Keensburg?
In Keensburg, during the entire year, the rain falls for 155.6 days and collects up to 34.65" (880mm) of precipitation.
When does it snow in Keensburg?
January through April, November and December are months with snowfall in Keensburg.
When does it snow the most in Keensburg?
January is the month with the most snowfall in Keensburg, Illinois. Snow falls for 6.8 days and accumulates 1.46" (37mm) of snow.
How much does it snow in Keensburg?
In Keensburg, Illinois, during the entire year, snow falls for 21 days and aggregates up to 5.39" (137mm) of snow.
What is the month with the least sunshine in Keensburg?
The month with the least sunshine is January, with an average of 4.3h of sunshine.
When is the lowest UV index in Keensburg?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Keensburg?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Keensburg, Illinois, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Keensburg?
The month with the most rainfall in Keensburg, Illinois, is April, when the rain falls for 16.4 days and typically aggregates up to 4.72" (120mm) of precipitation.
What is the most humid month in Keensburg?
May and July, with an average relative humidity of 80%, are most humid months in Keensburg, Illinois.
When it does not snow in Keensburg?
In Keensburg, Illinois, snow does not fall in May through October.
What is the month with the highest UV index in Keensburg?
The months with the highest UV index in Keensburg, Illinois, are May through August, with an average maximum UV index of 6.
When are the longest days in Keensburg?
The month with the longest days in Keensburg is June, with an average of 14h and 48min of daylight.
What month has the most sunshine in Keensburg?
June has the most sunshine of the year, with an average of 10.6h of sunshine.
What time of the year is the hottest in Keensburg?
With average high temperatures of 84.7°F (29.3°C) and lows of 67.5°F (19.7°C), July is the warmest month.
What is the driest month in Keensburg?
September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.85" (47mm) of precipitation.
What is the least humid month in Keensburg?
With an average relative humidity of 70%, October is the least humid month in Keensburg, Illinois.
What is the month with the shortest days in Keensburg?
The month with the shortest days in Keensburg is December, with an average of 9h and 30min of daylight.
Average temperature
Keensburg, IL
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Keensburg, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"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
Keensburg, IL
- Average wind speed in January:
10mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.9mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
6mph - Average wind speed in September:
6.7mph - Average wind speed in October:
8.6mph - Average wind speed in November:
9.1mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity
Keensburg, IL
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Keensburg, IL
- Average rainfall in January:
2.44" - Average rainfall in February:
2.48" - Average rainfall in March:
3.11" - Average rainfall in April:
4.72" - Average rainfall in May:
3.5" - Average rainfall in June:
3.5"
- Average rainfall in July:
2.91" - Average rainfall in August:
2.32" - Average rainfall in September:
1.85" - Average rainfall in October:
2.48" - Average rainfall in November:
2.72" - Average rainfall in December:
2.6"
The wettest month (with the highest rainfall) is April (4.72").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days
Keensburg, IL
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
9.6 days - Average rainfall days in March:
14.9 days - Average rainfall days in April:
16.4 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
14.1 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
10.8 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.4 days).
Average snowfall
Keensburg, IL
The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Keensburg, IL
- Average snowfall days in January:
6.8 days - Average snowfall days in February:
6 days - Average snowfall days in March:
2.6 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
4.2 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Keensburg, IL
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
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 January:
4h and 2min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 5min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Keensburg, IL
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
12.5 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
15.9 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
16.6 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (10.3 days).
Average UV index
Keensburg, IL
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
Keensburg, IL
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility
Keensburg, IL
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).
Keensburg, Illinois, USA
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