Climate and monthly weather forecast
Fenton, IL

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Weather in January

January, the same as December, in Fenton, Illinois, is another subzero cold winter month, with an average temperature fluctuating between 27.9°F (-2.3°C) and 14.9°F (-9.5°C). Fenton's coldest month, January, registers temperatures that range from a high of 27.9°F (-2.3°C) to a low of 14.9°F (-9.5°C). Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Fenton, Illinois, with an average temperature varying between 32°F (0°C) and 18.9°F (-7.3°C). The shift into February uncovers an average high-temperature of a wintry 32°F (0°C), subtly different from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Fenton, Illinois, with an average temperature varying between 46.4°F (8°C) and 31.6°F (-0.2°C). The shift into March brings a noticeable increase in the average high-temperature, soaring from a wintry 32°F (0°C) in February to a frosty 46.4°F (8°C). Weather in March »

Weather in April

April in Fenton, Illinois, is a mild spring month, with an average temperature ranging between min 42.3°F (5.7°C) and max 58.3°F (14.6°C). The onset of April brings a temperature shift, with the average high-temperature moving from a chilly 46.4°F (8°C) in March to a mild 58.3°F (14.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Fenton, Illinois, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 70°F (21.1°C). A rise in the average high-temperature is observed during May, moving from a moderate 58.3°F (14.6°C) in April to a pleasant 70°F (21.1°C). Weather in May »

Weather in June

June, the first month of the summer in Fenton, is a moderately hot month, with an average temperature varying between 61.3°F (16.3°C) and 78.6°F (25.9°C). Fenton in June experiences a slight uptick in the average high-temperature, adjusting from May's pleasant 70°F (21.1°C) to a warm 78.6°F (25.9°C). Weather in June »

Weather in July

July, like June, in Fenton, Illinois, is another warm summer month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 64°F (17.8°C). Fenton's warmest month, July, generally records average temperatures ranging from a high of 80.2°F (26.8°C) to a low of 64°F (17.8°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Fenton, Illinois, with an average temperature fluctuating between 79.9°F (26.6°C) and 61.9°F (16.6°C). Fenton signifies an average high-temperature of a still warm 79.9°F (26.6°C) in August, closely mirroring the 80.2°F (26.8°C) of July. Weather in August »

Weather in September

September, the first month of the autumn in Fenton, is still a warm month, with an average temperature ranging between max 74.7°F (23.7°C) and min 55.9°F (13.3°C). Fenton indicates an average high-temperature of a still warm 74.7°F (23.7°C) in September, showing minor variation from August's 79.9°F (26.6°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Fenton, Illinois, with an average temperature varying between 61°F (16.1°C) and 44.6°F (7°C). The decrease of average high-temperatures is mild in October, with a decline from a moderately hot 74.7°F (23.7°C) in September to an enjoyable 61°F (16.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Fenton, is also a frosty month, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 32.9°F (0.5°C). As Fenton transitions into November, a noticeable drop in the average high-temperature is observed, falling from a comfortable 61°F (16.1°C) in October to a chilly 46.2°F (7.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Fenton, Illinois, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 34°F (1.1°C). December brings a minor decrease, with the average high-temperature reducing from a frosty 46.2°F (7.9°C) in November to a cold 34°F (1.1°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Fenton?

January, with its average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 14.9°F (-9.5°C), holds the record as the coldest month.

What is the most humid month in Fenton?

With an average relative humidity of 85%, January is the most humid month in Fenton.

What is the driest month in Fenton?

The month with the least rainfall is January, when the rain falls for 6.3 days and typically collects 1.34" (34mm) of precipitation.

How much does it rain in Fenton?

Throughout the year, in Fenton, there are 145.7 rainfall days, and 27.91" (709mm) of precipitation is accumulated.

When does it snow in Fenton?

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

What is the snowiest month in Fenton?

The month with the most snowfall is January, when snow falls for 11.3 days and typically aggregates up to 4.21" (107mm) of snow.

How many days does it snow in Fenton?

In Fenton, Illinois, during the entire year, snow falls for 37.9 days and aggregates up to 13.98" (355mm) of snow.

What is the month with the least sunshine in Fenton?

The month with the least sunshine in Fenton, Illinois, is January, with an average of 3.9h of sunshine.

What is the month with the lowest UV index in Fenton?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

When is Daylight Saving Time (DST) in Fenton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Fenton, 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.

What is the wettest month in Fenton?

May is the month with the most rainfall. Rain falls for 18.1 days and accumulates 4.41" (112mm) of precipitation.

When it does not snow in Fenton?

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

When are the longest days in Fenton?

With an average of 15h and 12min of daylight, June has the longest days of the year in Fenton.

What is the hottest time of year in Fenton?

Fenton experiences its highest temperatures in July, with an average peak of 80.2°F (26.8°C) and a low of 64°F (17.8°C).

What month has the most sunshine in Fenton?

July has the most sunshine of the year, with an average of 9.9h of sunshine.

When is the highest UV index in Fenton?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Fenton.

What is the least humid month in Fenton?

The least humid month in Fenton, Illinois, is October, with an average relative humidity of 72%.

What is the month with the shortest days in Fenton?

The month with the shortest days in Fenton is December, with an average of 9h and 12min of daylight.

Average temperature
Fenton, IL

Average temperature - Fenton, IL

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.9°F).

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure
Fenton, IL

Average pressure - Fenton, IL

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
Fenton, IL

Average wind speed - Fenton, IL

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity
Fenton, IL

Average humidity - Fenton, IL

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Fenton, IL

Average rainfall - Fenton, IL

The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.34").

Average rainfall days
Fenton, IL

Average rainfall days - Fenton, IL

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall
Fenton, IL

Average snowfall - Fenton, IL

The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Fenton, IL

Average snowfall days - Fenton, IL

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Fenton, IL

Average daylight / Average sunshine - Fenton, IL

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days
Fenton, IL

Average sunshine days - Fenton, IL

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (10.8 days).

Average visibility
Fenton, IL

Average visibility - Fenton, IL

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

Fenton, Illinois, USA

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