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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 Coffeen, Illinois, is a wintry winter month, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 35.4°F (1.9°C). Coffeen's temperature records reveal January as the coldest month, marked by average highs of 35.4°F (1.9°C) and lows of 22.6°F (-5.2°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Coffeen, Illinois, with an average temperature varying between 26.4°F (-3.1°C) and 39.7°F (4.3°C). Coffeen's average high-temperature in February sits at a still wintry 39.7°F (4.3°C), showing little difference from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Coffeen, is a cool month, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 52.3°F (11.3°C). The start of March signals an increase in the average high-temperature, moving from a cold 39.7°F (4.3°C) in February to a fresh 52.3°F (11.3°C). Weather in March »
Weather in April
April in Coffeen, Illinois, is an enjoyable spring month, with temperature in the range of an average high of 63.7°F (17.6°C) and an average low of 46.6°F (8.1°C). As March transitions into April, a change in temperatures is observed, with average highs moving from a fresh 52.3°F (11.3°C) to an enjoyable 63.7°F (17.6°C). Weather in April »
Weather in May
May, the last month of the spring in Coffeen, is a warm month, with an average temperature fluctuating between 73.6°F (23.1°C) and 56.8°F (13.8°C). In Coffeen, stepping into May brings a temperature increase, moving up from April's enjoyable 63.7°F (17.6°C) to a warm 73.6°F (23.1°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Coffeen, Illinois, with an average temperature varying between 81.9°F (27.7°C) and 65.5°F (18.6°C). With the onset of June, the average high-temperature subtly transitions from a moderately hot 73.6°F (23.1°C) in May to a still warm 81.9°F (27.7°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Coffeen, Illinois, with an average temperature fluctuating between 83.8°F (28.8°C) and 67.1°F (19.5°C). July, noted for its average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 67.1°F (19.5°C), is considered the warmest month. The average heat index in July is computed to be a sweltering 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Coffeen, is another warm month, with an average temperature ranging between min 64.9°F (18.3°C) and max 82.6°F (28.1°C). August brings an average high-temperature of a still warm 82.6°F (28.1°C), showing a slight difference from July's 83.8°F (28.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Coffeen, Illinois, with an average temperature varying between 77.7°F (25.4°C) and 59.2°F (15.1°C). As Coffeen welcomes September, the average high-temperature records at a still warm 77.7°F (25.4°C), marking an insignificant deviation from the prior month. Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Coffeen, Illinois, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 48.4°F (9.1°C). In October, the meteorological conditions alter, with the average high-temperature shifting from a warm 77.7°F (25.4°C) in September to an enjoyable 64.8°F (18.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Coffeen, Illinois, with an average temperature ranging between min 36.9°F (2.7°C) and max 51.4°F (10.8°C). November is characterized by a reduction in the average high-temperature, from an enjoyable 64.8°F (18.2°C) in October to a fresh 51.4°F (10.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Coffeen, Illinois, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 40.3°F (4.6°C). Coffeen's December weather shows a moderate shift in high-temperatures, falling from November's cool 51.4°F (10.8°C) to a wintry 40.3°F (4.6°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Coffeen?
January, with its average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 22.6°F (-5.2°C), holds the record as the coldest month in Coffeen.
How much does it rain in Coffeen?
Throughout the year, in Coffeen, Illinois, there are 138.5 rainfall days, and 24.33" (618mm) of precipitation is accumulated.
When does it snow in Coffeen?
Months with snowfall in Coffeen are January through March, November and December.
How much does it snow in Coffeen?
Throughout the year, there are 20.6 snowfall days, and 6.3" (160mm) of snow is accumulated.
What is the month with the least sunshine in Coffeen?
With an average of 4.3h of sunshine, January has the least sunshine of the year in Coffeen.
When is the lowest UV index in Coffeen?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the driest month in Coffeen?
February is the month with the least rainfall in Coffeen. Rain falls for 7.4 days and accumulates 1.34" (34mm) of precipitation.
What is the snowiest month in Coffeen?
February is the month with the most snowfall in Coffeen, Illinois. Snow falls for 5.8 days and accumulates 1.81" (46mm) of snow.
When is Daylight Saving Time (DST) in Coffeen?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Coffeen, 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.
When it does not snow in Coffeen?
In Coffeen, Illinois, snow does not fall in April through October.
What is the rainiest month in Coffeen?
The month with the most rainfall in Coffeen, Illinois, is June, when the rain falls for 14.6 days and typically aggregates up to 3.35" (85mm) of precipitation.
When are the longest days in Coffeen?
June has the longest days of the year in Coffeen, Illinois, with an average of 14h and 54min of daylight.
What month has the most sunshine in Coffeen?
June has the most sunshine of the year, with an average of 10.4h of sunshine.
What are the months with the highest UV index in Coffeen?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Coffeen, Illinois.
What month is the hottest in Coffeen?
Coffeen's temperature records reveal July as the warmest month, marked by average highs of 83.8°F (28.8°C) and lows of 67.1°F (19.5°C).
What is the most humid month in Coffeen?
July is the most humid month, with an average relative humidity of 82%.
What is the least humid month in Coffeen?
The least humid month in Coffeen, Illinois, is October, with an average relative humidity of 71%.
What is the month with the shortest days in Coffeen?
With an average of 9h and 30min of daylight, December has the shortest days of the year in Coffeen, Illinois.
Average temperature
Coffeen, IL
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.4°F).
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure
Coffeen, 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:
29.94"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"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 (29.92"Hg).
Average wind speed
Coffeen, 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:
9.9mph - 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:
6mph - Average wind speed in September:
6.6mph - Average wind speed in October:
8.7mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity
Coffeen, IL
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Coffeen, IL
- Average rainfall in January:
1.46" - Average rainfall in February:
1.34" - Average rainfall in March:
1.89" - Average rainfall in April:
2.72" - Average rainfall in May:
2.76" - Average rainfall in June:
3.35"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days
Coffeen, IL
- Average rainfall days in January:
7 days - Average rainfall days in February:
7.4 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
12.3 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
9.7 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
7.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (7 days).
Average snowfall
Coffeen, IL
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Coffeen, IL
- Average snowfall days in January:
6.2 days - Average snowfall days in February:
5.8 days - Average snowfall days in March:
2.4 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:
4.5 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Coffeen, 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 2min - 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 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
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 1min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Coffeen, IL
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
16.2 days - Average sunshine days in March:
16.1 days - Average sunshine days in April:
14 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
13.5 days - Average sunshine days in August:
15.5 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
19.8 days - Average sunshine days in November:
19 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index
Coffeen, IL
The months with the highest UV index are 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
Coffeen, IL
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility
Coffeen, IL
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Coffeen, Illinois, USA
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