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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 Sheffield, Illinois, with an average temperature varying between 28.8°F (-1.8°C) and 16.7°F (-8.5°C). January, noted for its average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 16.7°F (-8.5°C), is considered the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Sheffield, Illinois, with an average temperature fluctuating between 20.5°F (-6.4°C) and 33.3°F (0.7°C). The average high-temperature in February, at a cold 33.3°F (0.7°C), reveals a modest deviation from January's 28.8°F (-1.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Sheffield, Illinois, with an average temperature ranging between min 32.4°F (0.2°C) and max 47.1°F (8.4°C). Sheffield in March experiences an increase in the average high-temperature, moving from February's wintry 33.3°F (0.7°C) to a chilly 47.1°F (8.4°C). Weather in March »
Weather in April
April in Sheffield, Illinois, is a mild spring month, with an average temperature ranging between max 59.2°F (15.1°C) and min 42.4°F (5.8°C). In Sheffield, the onset of April comes with an increased average high-temperature, moving from March's frosty 47.1°F (8.4°C) to a mild 59.2°F (15.1°C). Weather in April »
Weather in May
May, the last month of the spring in Sheffield, is an agreeable month, with temperature in the range of an average high of 70.7°F (21.5°C) and an average low of 53.6°F (12°C). In Sheffield, the average high-temperature in May rises, from a moderate 59.2°F (15.1°C) in April, to an agreeable 70.7°F (21.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Sheffield, Illinois, with temperature in the range of an average high of 78.6°F (25.9°C) and an average low of 62.1°F (16.7°C). The start of June is characterized by a subtle increase in the average high-temperature, transitioning from a pleasant 70.7°F (21.5°C) in May to a warm 78.6°F (25.9°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Sheffield, Illinois, with an average temperature fluctuating between 64.6°F (18.1°C) and 81°F (27.2°C). July, known for its average high temperature of 81°F (27.2°C) and an average low temperature of 64.6°F (18.1°C), is the warmest month. July's average heat index is calculated to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Sheffield, is another warm month, with an average temperature varying between 62.6°F (17°C) and 80.1°F (26.7°C). August's arrival brings an average high-temperature of a still warm 80.1°F (26.7°C), demonstrating subtle variation from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Sheffield, Illinois, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 56.3°F (13.5°C). The beginning of September reveals an average high-temperature of a still moderately hot 74.8°F (23.8°C), showing minimal deviation from the previous month. Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Sheffield, Illinois, with an average temperature ranging between max 61.3°F (16.3°C) and min 45.5°F (7.5°C). The move into October indicates a reduction in the average high-temperature, down from September's warm 74.8°F (23.8°C) to a refreshing 61.3°F (16.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Sheffield, Illinois, with an average temperature fluctuating between 47.1°F (8.4°C) and 33.4°F (0.8°C). The start of November signals a decrease in the average high-temperature, transitioning from a comfortable 61.3°F (16.3°C) in October to a frosty 47.1°F (8.4°C). Weather in November »
Weather in December
December, the first month of the winter in Sheffield, is also an icy month, with temperature in the range of an average low of 24.1°F (-4.4°C) and an average high of 34.7°F (1.5°C). Sheffield's progression into December includes a drop in the average high-temperature, from a frosty 47.1°F (8.4°C) in November to a wintry 34.7°F (1.5°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Sheffield?
January, characterized by an average high temperature of 28.8°F (-1.8°C) and a low temperature of 16.7°F (-8.5°C), is generally the coldest month in Sheffield.
What is the driest month in Sheffield?
January and December are months with the least rain in Sheffield, Illinois, when the rain falls for 6.1 days and typically aggregates up to 1.42" (36mm) of rain.
How many days does it rain in Sheffield?
Throughout the year, there are 147.2 rainfall days, and 29.17" (741mm) of precipitation is accumulated.
When does it snow in Sheffield?
January through April, October through December are months with snowfall in Sheffield, Illinois.
When does it snow the most in Sheffield?
The month with the most snowfall in Sheffield, Illinois, is January, when snow falls for 11.4 days and typically aggregates up to 3.66" (93mm) of snow.
How much does it snow in Sheffield?
In Sheffield, during the entire year, snow falls for 37 days and aggregates up to 12.91" (328mm) of snow.
What is the month with the least sunshine in Sheffield?
With an average of 3.9h of sunshine, January has the least sunshine of the year in Sheffield, Illinois.
What is the month with the lowest UV index in Sheffield?
January is the month with the lowest UV index in Sheffield, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Sheffield?
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 Sheffield?
May is the month with the most rainfall. Rain falls for 18.3 days and accumulates 4.45" (113mm) of precipitation.
When it does not snow in Sheffield?
May through September are months without snowfall in Sheffield, Illinois.
When are the longest days in Sheffield?
With an average of 15h and 6min of daylight, June has the longest days of the year in Sheffield.
What is the month with the most sunshine in Sheffield?
June and July, with an average of 10h of sunshine, are months with the most sunshine in Sheffield, Illinois.
When is the highest UV index in Sheffield?
The months with the highest UV index in Sheffield are June and July, with an average maximum UV index of 6.
What are the warmest months in Sheffield?
With average high temperatures of 81°F (27.2°C) and lows of 64.6°F (18.1°C), July is the warmest month in Sheffield.
What is the most humid month in Sheffield?
The most humid month in Sheffield, Illinois, is July, with an average relative humidity of 84%.
What is the least humid month in Sheffield?
October is the least humid month, with an average relative humidity of 72%.
What is the month with the shortest days in Sheffield?
December has the shortest days of the year in Sheffield, with an average of 9h and 12min of daylight.
Average temperature
Sheffield, IL
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure
Sheffield, IL
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"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 (29.91"Hg).
Average wind speed
Sheffield, IL
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.6mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.6mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.4mph - Average wind speed in November:
10.3mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity
Sheffield, IL
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Sheffield, IL
- Average rainfall in January:
1.42" - Average rainfall in February:
1.57" - Average rainfall in March:
2.05" - Average rainfall in April:
3.5" - Average rainfall in May:
4.45" - Average rainfall in June:
3.31"
- Average rainfall in July:
2.87" - Average rainfall in August:
2.01" - Average rainfall in September:
2.05" - Average rainfall in October:
2.72" - Average rainfall in November:
1.81" - Average rainfall in December:
1.42"
The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.42").
Average rainfall days
Sheffield, IL
- Average rainfall days in January:
6.1 days - Average rainfall days in February:
5.6 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
17.2 days
- Average rainfall days in July:
17.1 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
8.4 days - Average rainfall days in December:
7.9 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall
Sheffield, IL
The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Sheffield, IL
- Average snowfall days in January:
11.4 days - Average snowfall days in February:
9.1 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
1.2 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:
0.5 days - Average snowfall days in November:
3 days - Average snowfall days in December:
7.3 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Sheffield, 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 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - 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 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 4min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Sheffield, IL
- Average sunshine days in January:
15.2 days - Average sunshine days in February:
13.6 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
10.2 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
18 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.2 days).
Average UV index
Sheffield, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Sheffield, IL
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility
Sheffield, 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).
Sheffield, Illinois, USA
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