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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 Keenes, Illinois, is a wintry winter month, with an average temperature varying between 37.9°F (3.3°C) and 24.8°F (-4°C). In Keenes, the month of January is known for its lowest average temperatures, reaching a high of 37.9°F (3.3°C) and a low of 24.8°F (-4°C). Weather in January »
Weather in February
February, the last month of the winter in Keenes, is also an icy month, with an average temperature fluctuating between 42.4°F (5.8°C) and 28.8°F (-1.8°C). Keenes greets February with an average high-temperature of a still cold 42.4°F (5.8°C), marking a slight deviation from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Keenes, Illinois, with an average temperature varying between 54.3°F (12.4°C) and 38.3°F (3.5°C). The shift from February to March is marked by an increase in the average high-temperature, moving from an icy 42.4°F (5.8°C) to a fresh 54.3°F (12.4°C). Weather in March »
Weather in April
April in Keenes, Illinois, is a comfortable spring month, with an average temperature fluctuating between 47.8°F (8.8°C) and 65.1°F (18.4°C). As Keenes enters April, the average high-temperature increases from the a cool 54.3°F (12.4°C) of March to a comfortable 65.1°F (18.4°C). Weather in April »
Weather in May
May, the last month of the spring in Keenes, is a moderately hot month, with an average temperature ranging between min 57.9°F (14.4°C) and max 74.8°F (23.8°C). A rise in the average high-temperature is observed during May, moving from an enjoyable 65.1°F (18.4°C) in April to a moderately hot 74.8°F (23.8°C). Weather in May »
Weather in June
June, the first month of the summer in Keenes, is also a moderately hot month, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 66.6°F (19.2°C). The start of June brings a subtle shift in the average high-temperature, edging up from May's 74.8°F (23.8°C) to a still moderately hot 83.5°F (28.6°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Keenes, Illinois, with an average temperature fluctuating between 85.6°F (29.8°C) and 67.8°F (19.9°C). July is Keenes's warmest month, registering average high temperatures of 85.6°F (29.8°C) and lows of 67.8°F (19.9°C). During July, the heat index is estimated at a torrid 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Keenes, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 65.8°F (18.8°C). Keenes records an average high-temperature of a still moderately hot 84°F (28.9°C) as August arrives, nearly mirroring the previous month's climate. Weather in August »
Weather in September
September, the first month of the autumn in Keenes, is also a moderately hot month, with an average temperature varying between 79°F (26.1°C) and 60.1°F (15.6°C). Keenes experiences an average high-temperature of a still moderately hot 79°F (26.1°C) in September, subtly different from August's 84°F (28.9°C). Weather in September »
Weather in October
October, like September, in Keenes, Illinois, is another enjoyable autumn month, with an average temperature ranging between min 49.1°F (9.5°C) and max 66.4°F (19.1°C). Keenes in October experiences a subtle temperature decline, with average high-temperatures reducing from a warm 79°F (26.1°C) in September to a comfortable 66.4°F (19.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Keenes, Illinois, with an average temperature ranging between max 52.7°F (11.5°C) and min 37.9°F (3.3°C). November suggests a modest reduction in the average high-temperature, shifting from a refreshing 66.4°F (19.1°C) in October to a fresh 52.7°F (11.5°C). Weather in November »
Weather in December
December, the first month of the winter in Keenes, is also a frosty month, with an average temperature ranging between max 43.2°F (6.2°C) and min 30.9°F (-0.6°C). Setting in of December comes with a decrease in the average high-temperature, moving from a fresh 52.7°F (11.5°C) in November to a chilly 43.2°F (6.2°C). Weather in December »
Updated: Jun 3, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
With average temperatures fluctuating between a high of 37.9°F (3.3°C) and a low of 24.8°F (-4°C), January stands out as the coldest month.
How much does it rain?
Throughout the year, there are 145.8 rainfall days, and 29.13" (740mm) of precipitation is accumulated.
When does it snow in Keenes?
January through April, November and December are months with snowfall.
How many days does it snow?
Throughout the year, there are 15.4 snowfall days, and 5.87" (149mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.5h of sunshine.
When is the lowest UV index?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 4.5 days and typically aggregates up to 1.73" (44mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 rainiest month in Keenes?
The month with the most rainfall is April, when the rain falls for 14.7 days and typically aggregates up to 3.78" (96mm) of precipitation.
What is the most humid month?
With an average relative humidity of 80%, May is the most humid month in Keenes.
When it does not snow?
In Keenes, snow does not fall in May through October.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 10.5h of sunshine, June has the most sunshine of the year.
What is the hottest time of year?
July is the warmest month of the year, registering average temperatures as high as 85.6°F (29.8°C) and as low as 67.8°F (19.9°C).
What is the driest month?
The month with the least rainfall is September, when the rain falls for 11.6 days and typically collects 1.61" (41mm) of precipitation.
What is the least humid month?
October is the least humid month, with an average relative humidity of 71%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Keenes, IL
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Keenes, 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:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"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 (29.93"Hg).
Average wind speed
Keenes, IL
- Average wind speed in January:
9.9mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.6mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.3mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity
Keenes, IL
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Keenes, IL
- Average rainfall in January:
1.77" - Average rainfall in February:
1.77" - Average rainfall in March:
2.6" - Average rainfall in April:
3.78" - Average rainfall in May:
3.23" - Average rainfall in June:
3.11"
- Average rainfall in July:
2.76" - Average rainfall in August:
2.36" - Average rainfall in September:
1.61" - Average rainfall in October:
2.09" - Average rainfall in November:
2.05" - Average rainfall in December:
2.01"
The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days
Keenes, IL
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
14.1 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
17 days - Average rainfall days in June:
14.9 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
13.4 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.5 days).
Average snowfall
Keenes, IL
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Keenes, IL
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.5 days - Average snowfall days in March:
1.8 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:
2.9 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Keenes, 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 3min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
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 30min).
Average sunshine days
Keenes, IL
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
15.6 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
20.3 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
19.9 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.3 days).
Average UV index
Keenes, 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, November and December (UV index 2).
Average cloud cover
Keenes, IL
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility
Keenes, 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).
Keenes, Illinois, USA
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