Climate and monthly weather forecast
Fiatt, IL

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Weather in January

January, like December, is a freezing cold winter month in Fiatt, Illinois, with an average temperature varying between 19.4°F (-7°C) and 31.5°F (-0.3°C). In Fiatt, the lowest temperatures are generally noted in January, averaging a high of 31.5°F (-0.3°C) and a low of 19.4°F (-7°C). Weather in January »

Weather in February

February, the last month of the winter in Fiatt, is a cold month, with an average temperature ranging between max 36.3°F (2.4°C) and min 23°F (-5°C). The beginning of February records an average high-temperature of a cold 36.3°F (2.4°C), almost echoing the conditions of the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Fiatt, Illinois, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 49.6°F (9.8°C). March's onset witnesses a shift in the average high-temperature, moving from an icy 36.3°F (2.4°C) in February to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Fiatt, Illinois, with an average temperature ranging between min 44.2°F (6.8°C) and max 61.3°F (16.3°C). The shift from March to April brings an increase in the average high-temperature, moving from a frosty 49.6°F (9.8°C) to a refreshing 61.3°F (16.3°C). Weather in April »

Weather in May

May, the last month of the spring in Fiatt, is an agreeable month, with an average temperature varying between 55°F (12.8°C) and 72°F (22.2°C). The commencement of May sees a shift in the average high-temperature, moving from an enjoyable 61.3°F (16.3°C) in April to a pleasant 72°F (22.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Fiatt, Illinois, with an average temperature varying between 80.8°F (27.1°C) and 63.7°F (17.6°C). The start of June is characterized by a subtle increase in the average high-temperature, transitioning from an agreeable 72°F (22.2°C) in May to a moderately hot 80.8°F (27.1°C). Weather in June »

Weather in July

July, like June, in Fiatt, Illinois, is another warm summer month, with an average temperature fluctuating between 82.8°F (28.2°C) and 65.8°F (18.8°C). In Fiatt, Illinois, July is the warmest month, with temperatures averaging a high of 82.8°F (28.2°C) and a low of 65.8°F (18.8°C). July's mean heat index is evaluated at a hot 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Fiatt, is also a moderately hot month, with an average temperature ranging between min 63.7°F (17.6°C) and max 82°F (27.8°C). In the transition from July to August, Fiatt reports an average high-temperature of a still warm 82°F (27.8°C), indicating a close resemblance to the prior month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Fiatt, Illinois, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 57.6°F (14.2°C). The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a warm 82°F (27.8°C) in August to a still moderately hot 76.6°F (24.8°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Fiatt, Illinois, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 63°F (17.2°C). With October's onset, the average high-temperature recedes from September's moderately hot 76.6°F (24.8°C) to a refreshing 63°F (17.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Fiatt, is also a frosty month, with an average temperature ranging between max 49.1°F (9.5°C) and min 35.1°F (1.7°C). The onset of November results in a decrease in the average high-temperature, receding from a refreshing 63°F (17.2°C) in October to a chilly 49.1°F (9.5°C). Weather in November »

Weather in December

December, the first month of the winter in Fiatt, is still a cold month, with an average temperature ranging between min 26.4°F (-3.1°C) and max 37°F (2.8°C). Start of December brings a shift in the average high-temperature, falling from November's chilly 49.1°F (9.5°C) to a wintry 37°F (2.8°C). Weather in December »
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Frequently asked questions

What month is the coldest in Fiatt?

January, marked by an average high-temperature of 31.5°F (-0.3°C) and a low-temperature of 19.4°F (-7°C), is the coldest month.

How much does it rain in Fiatt?

Throughout the year, in Fiatt, there are 131.7 rainfall days, and 22.48" (571mm) of precipitation is accumulated.

When does it snow in Fiatt?

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

What is the snowiest month in Fiatt?

The month with the most snowfall in Fiatt is January, when snow falls for 9.4 days and typically aggregates up to 3.35" (85mm) of snow.

How many days does it snow in Fiatt?

In Fiatt, during the entire year, snow falls for 27.4 days and aggregates up to 9.21" (234mm) of snow.

What is the month with the least sunshine in Fiatt?

With an average of 4.1h of sunshine, January has the least sunshine of the year in Fiatt.

What are the months with the lowest UV index in Fiatt?

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

When is Daylight Saving Time (DST) in Fiatt?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Fiatt, 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 rainiest month in Fiatt?

The month with the most rainfall is May, when the rain falls for 16.7 days and typically aggregates up to 3.23" (82mm) of precipitation.

When it does not snow in Fiatt?

May through September are months without snowfall.

When are the longest days in Fiatt?

June has the longest days of the year in Fiatt, Illinois, with an average of 15h and 0min of daylight.

What is the month with the most sunshine in Fiatt?

The months with the most sunshine are June and July, with an average of 10.1h of sunshine.

When is the highest UV index in Fiatt?

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

What is the hottest time of year in Fiatt?

Fiatt's temperatures tend to reach their peak averages in July, with a high of 82.8°F (28.2°C) and a low of 65.8°F (18.8°C).

What is the most humid month in Fiatt?

July is the most humid month, with an average relative humidity of 83%.

What is the least humid month in Fiatt?

The least humid month in Fiatt, Illinois, is October, with an average relative humidity of 71%.

What is the driest month in Fiatt?

The month with the least rainfall is December, when the rain falls for 6.5 days and typically collects 0.94" (24mm) of precipitation.

What is the month with the shortest days in Fiatt?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

Average pressure
Fiatt, IL

Average pressure - Fiatt, IL

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Fiatt, IL

Average wind speed - Fiatt, IL

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

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Average rainfall
Fiatt, IL

Average rainfall - Fiatt, IL

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.94").

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Average rainfall days
Fiatt, IL

Average rainfall days - Fiatt, IL

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall
Fiatt, IL

Average snowfall - Fiatt, IL

The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Fiatt, IL

Average snowfall days - Fiatt, IL

The month with the highest number of snowfall days is January (9.4 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
Fiatt, IL

Average daylight / Average sunshine - Fiatt, IL

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).

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days
Fiatt, IL

Average sunshine days - Fiatt, IL

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index
Fiatt, IL

Average UV index - Fiatt, 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).

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Average visibility
Fiatt, IL

Average visibility - Fiatt, 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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Fiatt, Illinois, USA

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