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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, is another subzero cold winter month in Coaler, Illinois, with an average temperature ranging between min 18.7°F (-7.4°C) and max 30.6°F (-0.8°C). Coaler witnesses the coldest weather in January, with temperatures averaging a high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C). Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Coaler, Illinois, with an average temperature fluctuating between 35.1°F (1.7°C) and 22.5°F (-5.3°C). The shift into February uncovers an average high-temperature of a cold 35.1°F (1.7°C), subtly different from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Coaler, is a chilly month, with an average temperature varying between 33.4°F (0.8°C) and 47.8°F (8.8°C). The arrival of March sees a shift in the average high-temperature, moving from a cold 35.1°F (1.7°C) in February to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April is a moderate spring month in Coaler, Illinois, with an average temperature fluctuating between 43.7°F (6.5°C) and 59.5°F (15.3°C). April's arrival brings a temperature shift, moving from a frosty 47.8°F (8.8°C) in March to a refreshing 59.5°F (15.3°C). Weather in April »
Weather in May
May, the last month of the spring in Coaler, is an agreeable month, with an average temperature ranging between max 71.6°F (22°C) and min 54.9°F (12.7°C). In May, the average high-temperature increases from a moderate 59.5°F (15.3°C) in April to a pleasant 71.6°F (22°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Coaler, Illinois, with an average temperature ranging between min 62.6°F (17°C) and max 79.3°F (26.3°C). Coaler, Illinois, observes a slight ascent in average high-temperatures during June, adjusting from a pleasant 71.6°F (22°C) in May to a warm 79.3°F (26.3°C). Weather in June »
Weather in July
July, like June, in Coaler, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81°F (27.2°C). Coaler's temperature records reveal July as the warmest month, marked by average highs of 81°F (27.2°C) and lows of 64.4°F (18°C). In July, the heat index is computed to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Coaler, is also a moderately hot month, with temperature in the range of an average low of 62.6°F (17°C) and an average high of 79.5°F (26.4°C). The transition into August shows a subtle variation to a still warm 79.5°F (26.4°C) from July's 81°F (27.2°C) in the average high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Coaler, is also a moderately hot month, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 57°F (13.9°C). The arrival of September marks a slight shift to an average high-temperature of a still moderately hot 75.2°F (24°C) from August's 79.5°F (26.4°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Coaler, Illinois, with an average temperature ranging between max 62.1°F (16.7°C) and min 46.8°F (8.2°C). The shift to October brings a decrease in the average high-temperature, falling from a warm 75.2°F (24°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Coaler, Illinois, with an average temperature varying between 34.9°F (1.6°C) and 47.8°F (8.8°C). The arrival of November indicates a decrease in the average high-temperature, moving from a comfortable 62.1°F (16.7°C) in October to a frosty 47.8°F (8.8°C). Weather in November »
Weather in December
December, the first month of the winter in Coaler, is also a wintry month, with an average temperature ranging between max 36.5°F (2.5°C) and min 26.4°F (-3.1°C). December brings a drop in Coaler's average high-temperature, falling from a chilly 47.8°F (8.8°C) in November to an icy 36.5°F (2.5°C). Weather in December »
Updated: Jul 30, 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?
Coaler's January weather, with an average high temperature of 30.6°F (-0.8°C) and an average low temperature of 18.7°F (-7.4°C), tends to be the coldest of the year.
How many days does it rain in Coaler?
Throughout the year, there are 136.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 10.5 days and accumulates 2.56" (65mm) of snow.
How much does it snow?
Throughout the year, there are 32.9 snowfall days, and 9.17" (233mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.9h of sunshine.
What is the driest month?
The month with the least rainfall is February, when the rain falls for 6.3 days and typically collects 0.98" (25mm) of precipitation.
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?
The month with the most rainfall is May, when the rain falls for 17.4 days and typically aggregates up to 2.83" (72mm) of precipitation.
When it does not snow?
In Coaler, snow does not fall in May through October.
When are the longest days?
With an average of 15h and 0min of daylight, June has the longest days of the year in Coaler.
What month has the most sunshine in Coaler?
With an average of 9.9h of sunshine, June has the most sunshine of the year.
What is the month with the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index in Coaler.
What part of the year is the hottest?
July is the warmest month, with the temperature often reaching an average high of 81°F (27.2°C) and an average low of 64.4°F (18°C).
What is the most humid month?
July is the most humid month, with an average relative humidity of 85%.
What is the least humid month?
The least humid month is October, 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 18min of daylight.
When is the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Coaler, IL
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure
Coaler, IL
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.08"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:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Coaler, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.6mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.2mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Coaler, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Coaler, IL
- Average rainfall in January:
1.02" - Average rainfall in February:
0.98" - Average rainfall in March:
1.61" - Average rainfall in April:
2.32" - Average rainfall in May:
2.83" - Average rainfall in June:
2.32"
- Average rainfall in July:
2.09" - Average rainfall in August:
1.77" - Average rainfall in September:
1.18" - Average rainfall in October:
1.42" - Average rainfall in November:
1.14" - Average rainfall in December:
1.02"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days
Coaler, IL
- Average rainfall days in January:
6.2 days - Average rainfall days in February:
6.3 days - Average rainfall days in March:
11.7 days - Average rainfall days in April:
13.7 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
10.7 days - Average rainfall days in October:
10.6 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.2 days).
Average snowfall
Coaler, IL
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Coaler, IL
- Average snowfall days in January:
10.5 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
4.7 days - Average snowfall days in April:
0.8 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:
0.2 days - Average snowfall days in November:
2.4 days - Average snowfall days in December:
6.5 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Coaler, IL
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Coaler, IL
- Average sunshine days in January:
16.9 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
10.5 days
- Average sunshine days in July:
10.1 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
17 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
18.3 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.1 days).
Average UV index
Coaler, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Coaler, IL
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility
Coaler, IL
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Coaler, Illinois, USA
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