Climate and monthly weather forecast
Summerfield, IL

Weather in January

January, like December, in Summerfield, Illinois, is another cold winter month, with an average temperature varying between 24.8°F (-4°C) and 37.8°F (3.2°C). January is the coldest month, with an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 24.8°F (-4°C). Weather in January »

Weather in February

February, the last month of the winter in Summerfield, is also a wintry month, with an average temperature varying between 27.9°F (-2.3°C) and 42.3°F (5.7°C). In Summerfield, the average high-temperature in February is relatively the same as in January - a still wintry 42.3°F (5.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Summerfield, Illinois, with an average temperature fluctuating between 54.1°F (12.3°C) and 37.9°F (3.3°C). In Summerfield, the average high-temperature in March rises from a wintry 42.3°F (5.7°C) in February to a cool 54.1°F (12.3°C). Weather in March »

Weather in April

April in Summerfield, Illinois, is a comfortable spring month, with an average temperature ranging between min 47.7°F (8.7°C) and max 64.9°F (18.3°C). In April, the average high-temperature increases from a fresh 54.1°F (12.3°C) in March to an enjoyable 64.9°F (18.3°C). Weather in April »

Weather in May

May, the last month of the spring in Summerfield, is a moderately hot month, with temperature in the range of an average high of 74.7°F (23.7°C) and an average low of 57.7°F (14.3°C). In Summerfield, the average high-temperature in May increases from an enjoyable 64.9°F (18.3°C) in April to a moderately hot 74.7°F (23.7°C). Weather in May »

Weather in June

June, the first month of the summer in Summerfield, is also a moderately hot month, with temperature in the range of an average low of 66.4°F (19.1°C) and an average high of 83.5°F (28.6°C). In June, the average high-temperature slightly increases from 74.7°F (23.7°C) in May to a still moderately hot 83.5°F (28.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Summerfield, Illinois, with an average temperature fluctuating between 68°F (20°C) and 85.6°F (29.8°C). The warmest month is July, with an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 68°F (20°C). In July, the average heat index is calculated to be a torrid 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in Summerfield, is also a moderately hot month, with an average temperature varying between 83.8°F (28.8°C) and 65.8°F (18.8°C). In August, the average high-temperature is practically the same as in July - a still warm 83.8°F (28.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Summerfield, Illinois, with an average temperature ranging between max 78.8°F (26°C) and min 59.9°F (15.5°C). In September, the average high-temperature is practically the same as in August - a still moderately hot 78.8°F (26°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Summerfield, Illinois, with an average temperature ranging between min 49.1°F (9.5°C) and max 66.4°F (19.1°C). In October, the average high-temperature drops from a warm 78.8°F (26°C) in September to an enjoyable 66.4°F (19.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Summerfield, Illinois, with temperature in the range of an average low of 37.8°F (3.2°C) and an average high of 52.9°F (11.6°C). In Summerfield, the average high-temperature in November drops from a comfortable 66.4°F (19.1°C) in October to a cool 52.9°F (11.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Summerfield, Illinois, with an average temperature varying between 42.3°F (5.7°C) and 30.2°F (-1°C). In Summerfield, the average high-temperature in December drops from a cool 52.9°F (11.6°C) in November to a wintry 42.3°F (5.7°C). Weather in December »
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FAQ

What is the coldest month in Summerfield?

With an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 24.8°F (-4°C), January is the coldest month.

How many days does it rain in Summerfield?

In Summerfield, during the entire year, the rain falls for 151.1 days and collects up to 30.43" (773mm) of precipitation.

When does it snow in Summerfield?

Months with snowfall are January through April, October through December.

How many days does it snow in Summerfield?

In Summerfield, during the entire year, snow falls for 22.4 days and aggregates up to 6.1" (155mm) of snow.

What are the months with the least sunshine in Summerfield?

January and February, with an average of 4.6h of sunshine, are months with the least sunshine in Summerfield.

When is the lowest UV index in Summerfield?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Summerfield, Illinois.

What is the driest month in Summerfield?

February is the month with the least rainfall. Rain falls for 8.9 days and accumulates 1.5" (38mm) of precipitation.

What is the snowiest month in Summerfield?

The month with the most snowfall is February, when snow falls for 6.3 days and typically aggregates up to 1.85" (47mm) of snow.

When is Daylight Saving Time (DST) in Summerfield?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Summerfield, Illinois, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow in Summerfield?

In Summerfield, snow does not fall in May through September.

When is the highest UV index in Summerfield?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the rainiest month in Summerfield?

The month with the most rainfall is June, when the rain falls for 16.2 days and typically aggregates up to 3.66" (93mm) of precipitation.

When are the longest days in Summerfield?

The month with the longest days is June, with an average of 14h and 49min of daylight.

What month has the most sunshine in Summerfield?

With an average of 10.5h of sunshine, June has the most sunshine of the year in Summerfield.

What is the warmest month in Summerfield?

With an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 68°F (20°C), July is the warmest month in Summerfield.

What is the most humid month in Summerfield?

The most humid month in Summerfield is July, with an average relative humidity of 80%.

What is the least humid month in Summerfield?

October is the least humid month, with an average relative humidity of 71%.

What is the month with the shortest days in Summerfield?

December has the shortest days of the year, with an average of 9h and 31min of daylight.

Average temperature
Summerfield, IL

Average temperature - Summerfield, IL

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

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Average pressure
Summerfield, IL

Average pressure - Summerfield, IL

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Summerfield, IL

Average wind speed - Summerfield, IL

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average rainfall
Summerfield, IL

Average rainfall - Summerfield, IL

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is February (1.5").

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Average rainfall days
Summerfield, IL

Average rainfall days - Summerfield, IL

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8 days).

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Average snowfall
Summerfield, IL

Average snowfall - Summerfield, IL

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Summerfield, IL

Average snowfall days - Summerfield, IL

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Summerfield, IL

Average daylight / Average sunshine - Summerfield, IL

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 31min).

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days
Summerfield, IL

Average sunshine days - Summerfield, IL

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11 days).

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Average UV index
Summerfield, IL

Average UV index - Summerfield, 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).

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Average visibility
Summerfield, IL

Average visibility - Summerfield, 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).

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