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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, the same as December, is another cold winter month in Clay City, Illinois, with an average temperature varying between 36.7°F (2.6°C) and 24.3°F (-4.3°C). In Clay City, Illinois, the lowest average temperatures are observed in January, with a high of 36.7°F (2.6°C) and a low of 24.3°F (-4.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Clay City, Illinois, with an average temperature ranging between min 28.2°F (-2.1°C) and max 41.7°F (5.4°C). The commencement of February introduces an average high-temperature of a still cold 41.7°F (5.4°C), closely mirroring the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Clay City, Illinois, with an average temperature fluctuating between 37.8°F (3.2°C) and 53.2°F (11.8°C). With the onset of March, Clay City experiences a temperature shift, with the average high-temperature moving from an icy 41.7°F (5.4°C) in February to a fresh 53.2°F (11.8°C). Weather in March »
Weather in April
April in Clay City, Illinois, is an enjoyable spring month, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 47.5°F (8.6°C). April marks a rise in the average high-temperature, moving from March's cool 53.2°F (11.8°C) to an enjoyable 64.4°F (18°C). Weather in April »
Weather in May
May, the last month of the spring in Clay City, is a warm month, with an average temperature varying between 57.9°F (14.4°C) and 73.9°F (23.3°C). May brings a rise in Clay City's average high-temperature, moving from a comfortable 64.4°F (18°C) in April to a warm 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Clay City, is also a moderately hot month, with an average temperature varying between 83.1°F (28.4°C) and 66°F (18.9°C). The shift into June is marked by a rise in the average high-temperature, moving from May's 73.9°F (23.3°C) to a still warm 83.1°F (28.4°C). Weather in June »
Weather in July
July, like June, in Clay City, Illinois, is a moderately hot summer month, with an average temperature varying between 84.7°F (29.3°C) and 67.5°F (19.7°C). July temperatures tend to peak at an average high of 84.7°F (29.3°C) and dip to a low of 67.5°F (19.7°C). The heat index in July is computed to be a fiery hot 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Clay City, Illinois, with an average temperature varying between 82.9°F (28.3°C) and 65.7°F (18.7°C). Clay City's shift into August sets the average high-temperature at a still warm 82.9°F (28.3°C), a figure that deviates only slightly from July's 84.7°F (29.3°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Clay City, Illinois, with an average temperature ranging between min 59.9°F (15.5°C) and max 78.6°F (25.9°C). With the onset of September, the average high-temperature registers at a still warm 78.6°F (25.9°C), subtly different from August's 82.9°F (28.3°C). Weather in September »
Weather in October
October, like September, in Clay City, Illinois, is another comfortable autumn month, with an average temperature varying between 49.1°F (9.5°C) and 65.8°F (18.8°C). October weather is marked by a drop in the average high-temperature, falling from a warm 78.6°F (25.9°C) in September to a comfortable 65.8°F (18.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Clay City, Illinois, with temperature in the range of an average high of 52°F (11.1°C) and an average low of 37.9°F (3.3°C). The average high-temperature drops in November, from October's refreshing 65.8°F (18.8°C) to a cool 52°F (11.1°C). Weather in November »
Weather in December
December, the first month of the winter in Clay City, is also an icy month, with temperature in the range of an average low of 30.4°F (-0.9°C) and an average high of 41.9°F (5.5°C). As December arrives, Clay City's weather displays a decrease in high-temperatures, transitioning from November's fresh 52°F (11.1°C) to a wintry 41.9°F (5.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Clay City?
Clay City's January weather reaches an average high of 36.7°F (2.6°C) and an average low of 24.3°F (-4.3°C), making it the coldest month.
How many days does it rain in Clay City?
In Clay City, Illinois, during the entire year, the rain falls for 167.3 days and collects up to 37.17" (944mm) of precipitation.
When does it snow in Clay City?
January through April, October through December are months with snowfall in Clay City, Illinois.
When does it snow the most in Clay City?
The month with the most snowfall is January, when snow falls for 7.1 days and typically aggregates up to 2.05" (52mm) of snow.
How much does it snow in Clay City?
Throughout the year, there are 22.8 snowfall days, and 7.09" (180mm) of snow is accumulated.
What is the month with the least sunshine in Clay City?
The month with the least sunshine in Clay City, Illinois, is January, with an average of 4.4h of sunshine.
What are the months with the lowest UV index in Clay City?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month in Clay City?
The months with the least rainfall in Clay City, Illinois, are February and September Rain falls for 9.7 days and accumulates 2.09" (53mm) of rain.
When is Daylight Saving Time (DST) in Clay City?
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 Clay City?
The month with the most rainfall in Clay City, Illinois, is April, when the rain falls for 15.7 days and typically aggregates up to 4.88" (124mm) of precipitation.
What is the most humid month in Clay City?
The months with the highest humidity in Clay City are May and July, with an average relative humidity of 80%.
When it does not snow in Clay City?
May through September are months without snowfall.
When is the highest UV index in Clay City?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Clay City.
When are the longest days in Clay City?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What month has the most sunshine in Clay City?
With an average of 10.5h of sunshine, June has the most sunshine of the year.
What part of the year is the hottest in Clay City?
July is the warmest month, exhibiting average temperatures of 84.7°F (29.3°C) at the peak and 67.5°F (19.7°C) at the base.
What is the least humid month in Clay City?
October is the least humid month in Clay City, with an average relative humidity of 70%.
What is the month with the shortest days in Clay City?
The month with the shortest days in Clay City is December, with an average of 9h and 30min of daylight.
Average temperature
Clay City, 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 (36.7°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 (24.3°F).
Average pressure
Clay City, 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:
30.13"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
Clay City, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.1mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6mph - Average wind speed in August:
6mph - Average wind speed in September:
6.7mph - Average wind speed in October:
8.7mph - Average wind speed in November:
9.3mph - Average wind speed in December:
9.4mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity
Clay City, 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
Clay City, IL
- Average rainfall in January:
2.44" - Average rainfall in February:
2.09" - Average rainfall in March:
3.15" - Average rainfall in April:
4.88" - Average rainfall in May:
4.21" - Average rainfall in June:
3.9"
- Average rainfall in July:
3.39" - Average rainfall in August:
2.91" - Average rainfall in September:
2.09" - Average rainfall in October:
2.99" - Average rainfall in November:
2.52" - Average rainfall in December:
2.6"
The wettest month (with the highest rainfall) is April (4.88").
The driest months (with the least rainfall) are February and September (2.09").
Average rainfall days
Clay City, IL
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.7 days - Average rainfall days in March:
15.5 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
19.9 days - Average rainfall days in June:
17.4 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
15.4 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall
Clay City, IL
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Clay City, IL
- Average snowfall days in January:
7.1 days - Average snowfall days in February:
6 days - Average snowfall days in March:
2.5 days - Average snowfall days in April:
0.7 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:
1.7 days - Average snowfall days in December:
4.7 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Clay City, 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 4min - 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 4min - 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 3min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 3min - 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days
Clay City, IL
- Average sunshine days in January:
15.3 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
12 days - Average sunshine days in May:
9 days - Average sunshine days in June:
9.1 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
11.7 days - Average sunshine days in September:
14.4 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
16.9 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9 days).
Average UV index
Clay City, 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
Clay City, IL
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility
Clay City, 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).
Clay City, Illinois, USA
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