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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 Kaskaskia, Illinois, is an icy winter month, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 25.7°F (-3.5°C). Kaskaskia's January weather, with an average high temperature of 39.6°F (4.2°C) and an average low temperature of 25.7°F (-3.5°C), tends to be the coldest of the year. Weather in January »
Weather in February
February, the last month of the winter in Kaskaskia, is a chilly month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 29.1°F (-1.6°C). With the advent of February, Kaskaskia experiences an average high-temperature of a chilly 43.7°F (6.5°C), mirroring a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a moderate month in Kaskaskia, Illinois, with temperature in the range of an average high of 55.4°F (13°C) and an average low of 38.8°F (3.8°C). With the arrival of March, the average high-temperature transitions from a frosty 43.7°F (6.5°C) in February to a refreshing 55.4°F (13°C). Weather in March »
Weather in April
April in Kaskaskia, Illinois, is an enjoyable spring month, with an average temperature fluctuating between 66.4°F (19.1°C) and 48°F (8.9°C). In Kaskaskia, the onset of April comes with an increased average high-temperature, moving from March's refreshing 55.4°F (13°C) to a comfortable 66.4°F (19.1°C). Weather in April »
Weather in May
May, the last month of the spring in Kaskaskia, is a moderately hot month, with an average temperature varying between 57.9°F (14.4°C) and 75.7°F (24.3°C). The shift from April to May is marked by an increase in the average high-temperature, moving from a comfortable 66.4°F (19.1°C) to a warm 75.7°F (24.3°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Kaskaskia, Illinois, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 85.1°F (29.5°C). In Kaskaskia, the average high-temperature in June rises, from 75.7°F (24.3°C) in May, to a still warm 85.1°F (29.5°C). Weather in June »
Weather in July
July is a hot summer month in Kaskaskia, Illinois, with an average temperature ranging between min 68.5°F (20.3°C) and max 87.4°F (30.8°C). July temperatures tend to peak at an average high of 87.4°F (30.8°C) and dip to a low of 68.5°F (20.3°C). July's mean heat index is appraised at a fiery hot 102.2°F (39°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Kaskaskia, Illinois, with an average temperature varying between 66.2°F (19°C) and 85.8°F (29.9°C). Upon the onset of August, Kaskaskia witnesses an average high-temperature of a warm 85.8°F (29.9°C), showing a close resemblance to the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Kaskaskia, Illinois, with an average temperature fluctuating between 79.9°F (26.6°C) and 60.1°F (15.6°C). September signifies a minor drop in average high-temperature, transitioning from 85.8°F (29.9°C) in August to a still warm 79.9°F (26.6°C). Weather in September »
Weather in October
October, like September, in Kaskaskia, Illinois, is another comfortable autumn month, with an average temperature ranging between max 67.1°F (19.5°C) and min 49.1°F (9.5°C). The shift from September to October involves a decrease in the average high-temperature, from a warm 79.9°F (26.6°C) to a refreshing 67.1°F (19.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Kaskaskia, is also a fresh month, with an average temperature varying between 53.8°F (12.1°C) and 38.7°F (3.7°C). Onset of November comes with a temperature decline, the average high falling from a comfortable 67.1°F (19.5°C) in October to a cool 53.8°F (12.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Kaskaskia, Illinois, with an average temperature varying between 31.1°F (-0.5°C) and 43.7°F (6.5°C). During the transition into December, Kaskaskia observes a decrease in the average high-temperature, falling from a cool 53.8°F (12.1°C) in November to a frosty 43.7°F (6.5°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Kaskaskia?
January is the coldest month in Kaskaskia, Illinois, exhibiting average temperatures of 39.6°F (4.2°C) at the peak and 25.7°F (-3.5°C) at the base.
How many days does it rain in Kaskaskia?
Throughout the year, there are 156.4 rainfall days, and 34.25" (870mm) of precipitation is accumulated.
When does it snow in Kaskaskia?
Months with snowfall in Kaskaskia, Illinois, are January through April, October through December.
How many days does it snow in Kaskaskia?
Throughout the year, there are 16 snowfall days, and 6.89" (175mm) of snow is accumulated.
What is the month with the least sunshine in Kaskaskia?
The month with the least sunshine is January, with an average of 4.7h of sunshine.
What is the month with the lowest UV index in Kaskaskia?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Kaskaskia.
When does it snow the most in Kaskaskia?
February is the month with the most snowfall. Snow falls for 5.2 days and accumulates 2.56" (65mm) of snow.
When is Daylight Saving Time (DST) in Kaskaskia?
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 wettest month in Kaskaskia?
April is the month with the most rainfall. Rain falls for 15.6 days and accumulates 4.13" (105mm) of precipitation.
What is the most humid month in Kaskaskia?
May is the most humid month in Kaskaskia, with an average relative humidity of 79%.
When it does not snow in Kaskaskia?
In Kaskaskia, Illinois, snow does not fall in May through September.
When is the highest UV index in Kaskaskia?
The months with the highest UV index in Kaskaskia, Illinois, are May through August, with an average maximum UV index of 6.
When are the longest days in Kaskaskia?
The month with the longest days in Kaskaskia is June, with an average of 14h and 48min of daylight.
What is the month with the most sunshine in Kaskaskia?
The months with the most sunshine in Kaskaskia are June and July, with an average of 10.5h of sunshine.
What time of the year is the hottest in Kaskaskia?
In Kaskaskia, July is the warmest month, with temperatures averaging a high of 87.4°F (30.8°C) and a low of 68.5°F (20.3°C).
What is the driest month in Kaskaskia?
September is the month with the least rainfall. Rain falls for 13 days and accumulates 1.97" (50mm) of precipitation.
What is the least humid month in Kaskaskia?
The least humid month in Kaskaskia, Illinois, is October, with an average relative humidity of 71%.
What is the month with the shortest days in Kaskaskia?
December has the shortest days of the year in Kaskaskia, with an average of 9h and 36min of daylight.
Average temperature
Kaskaskia, IL
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.6°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 (25.7°F).
Average pressure
Kaskaskia, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.13"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
Kaskaskia, IL
- Average wind speed in January:
9.4mph - Average wind speed in February:
9.2mph - Average wind speed in March:
9.1mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.4mph - Average wind speed in June:
6.4mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.5mph - Average wind speed in September:
6mph - Average wind speed in October:
7.7mph - Average wind speed in November:
8.4mph - Average wind speed in December:
8.6mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Kaskaskia, IL
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Kaskaskia, IL
- Average rainfall in January:
2.13" - Average rainfall in February:
2.01" - Average rainfall in March:
2.95" - Average rainfall in April:
4.13" - Average rainfall in May:
3.86" - Average rainfall in June:
3.27"
- Average rainfall in July:
3.19" - Average rainfall in August:
3.19" - Average rainfall in September:
1.97" - Average rainfall in October:
2.87" - Average rainfall in November:
2.28" - Average rainfall in December:
2.4"
The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days
Kaskaskia, IL
- Average rainfall days in January:
7.9 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
14.9 days - Average rainfall days in September:
13 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
9.1 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.9 days).
Average snowfall
Kaskaskia, IL
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Kaskaskia, IL
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
5.2 days - Average snowfall days in March:
1.3 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:
0.1 days - Average snowfall days in November:
1.3 days - Average snowfall days in December:
3 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Kaskaskia, 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 1min - 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 4min
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 36min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Kaskaskia, IL
- Average sunshine days in January:
18.8 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
13.6 days - Average sunshine days in April:
12.6 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
12 days
- Average sunshine days in July:
9.8 days - Average sunshine days in August:
13 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
18.7 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.8 days).
Average UV index
Kaskaskia, 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 and December (UV index 2).
Average cloud cover
Kaskaskia, IL
The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility
Kaskaskia, 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).
Kaskaskia, Illinois, USA
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