Climate and monthly weather forecast
Chillicothe, OH

Weather in January

January, the same as December, is a wintry winter month in Chillicothe, Ohio, with an average temperature ranging between max 35.4°F (1.9°C) and min 22.8°F (-5.1°C). The coldest month is January, with an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 22.8°F (-5.1°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Chillicothe, Ohio, with an average temperature fluctuating between 40.5°F (4.7°C) and 26.1°F (-3.3°C). In February, the average high-temperature is relatively the same as in January - a still wintry 40.5°F (4.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Chillicothe, Ohio, with an average temperature ranging between min 34.5°F (1.4°C) and max 51.1°F (10.6°C). In March, the average high-temperature rises from a wintry 40.5°F (4.7°C) in February to a fresh 51.1°F (10.6°C). Weather in March »

Weather in April

April in Chillicothe, Ohio, is a comfortable spring month, with an average temperature fluctuating between 63.1°F (17.3°C) and 44.2°F (6.8°C). In Chillicothe, the average high-temperature in April rises from a fresh 51.1°F (10.6°C) in March to a comfortable 63.1°F (17.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Chillicothe, Ohio, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 73.8°F (23.2°C). In Chillicothe, the average high-temperature in May increases from a comfortable 63.1°F (17.3°C) in April to a warm 73.8°F (23.2°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Chillicothe, Ohio, with an average temperature fluctuating between 81.1°F (27.3°C) and 61°F (16.1°C). In Chillicothe, the average high-temperature in June slightly increases from 73.8°F (23.2°C) in May to a still moderately hot 81.1°F (27.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Chillicothe, Ohio, with an average temperature varying between 83.8°F (28.8°C) and 64°F (17.8°C). July is the warmest month, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 64°F (17.8°C). The average heat index in July is computed to be a tropical 93.2°F (34°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Chillicothe, Ohio, with an average temperature varying between 62.1°F (16.7°C) and 82.9°F (28.3°C). In Chillicothe, Ohio, the average high-temperature in August is relatively the same as in July - a still moderately hot 82.9°F (28.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Chillicothe, Ohio, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 77.2°F (25.1°C). In September, the average high-temperature slightly decreases from a warm 82.9°F (28.3°C) in August to a still moderately hot 77.2°F (25.1°C). Weather in September »

Weather in October

October, like September, in Chillicothe, Ohio, is another comfortable autumn month, with an average temperature ranging between min 46.4°F (8°C) and max 64.2°F (17.9°C). In Chillicothe, the average high-temperature in October drops from a moderately hot 77.2°F (25.1°C) in September to an enjoyable 64.2°F (17.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Chillicothe, Ohio, with an average temperature varying between 36.3°F (2.4°C) and 51.1°F (10.6°C). In November, the average high-temperature decreases from an enjoyable 64.2°F (17.9°C) in October to a cool 51.1°F (10.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Chillicothe, Ohio, with an average temperature varying between 41.5°F (5.3°C) and 30.4°F (-0.9°C). In Chillicothe, Ohio, the average high-temperature in December drops from a cool 51.1°F (10.6°C) in November to a wintry 41.5°F (5.3°C). Weather in December »
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FAQ

What is the coldest month in Chillicothe?

January is the coldest month, with an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 22.8°F (-5.1°C).

What is the most humid month in Chillicothe?

The months with the highest humidity in Chillicothe are January and February, with an average relative humidity of 82%.

How many days does it rain in Chillicothe?

In Chillicothe, Ohio, during the entire year, the rain falls for 156.4 days and collects up to 25.63" (651mm) of precipitation.

When does it snow in Chillicothe?

Months with snowfall in Chillicothe are January through April, November and December.

What is the snowiest month in Chillicothe?

January is the month with the most snowfall. Snow falls for 9.6 days and accumulates 2.48" (63mm) of snow.

How many days does it snow in Chillicothe?

Throughout the year, there are 31.6 snowfall days, and 8.94" (227mm) of snow is accumulated.

What is the month with the least sunshine in Chillicothe?

January has the least sunshine of the year in Chillicothe, with an average of 3.8h of sunshine.

When is Daylight Saving Time (DST) in Chillicothe?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Chillicothe?

The month with the most rainfall in Chillicothe is May, when the rain falls for 17.9 days and typically aggregates up to 2.95" (75mm) of precipitation.

When it does not snow in Chillicothe?

In Chillicothe, Ohio, snow does not fall in May through October.

When are the longest days in Chillicothe?

June has the longest days of the year in Chillicothe, Ohio, with an average of 14h and 54min of daylight.

When is the highest UV index in Chillicothe?

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

What is the warmest month in Chillicothe?

With an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 64°F (17.8°C), July is the warmest month in Chillicothe.

What month has the most sunshine in Chillicothe?

With an average of 10.6h of sunshine, August has the most sunshine of the year in Chillicothe.

What is the driest month in Chillicothe?

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 1.54" (39mm) of precipitation.

What is the least humid month in Chillicothe?

With an average relative humidity of 75%, November is the least humid month.

What is the month with the shortest days in Chillicothe?

December has the shortest days of the year, with an average of 9h and 27min of daylight.

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

December is the month with the lowest UV index in Chillicothe, with an average maximum UV index of 1.

Average temperature
Chillicothe, OH

Average temperature - Chillicothe, OH

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 (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure
Chillicothe, OH

Average pressure - Chillicothe, OH

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Chillicothe, OH

Average wind speed - Chillicothe, OH

The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Chillicothe, OH

Average humidity - Chillicothe, OH

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is November (75%).

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Average rainfall
Chillicothe, OH

Average rainfall - Chillicothe, OH

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days
Chillicothe, OH

Average rainfall days - Chillicothe, OH

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall
Chillicothe, OH

Average snowfall - Chillicothe, OH

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Chillicothe, OH

Average snowfall days - Chillicothe, OH

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Chillicothe, OH

Average daylight / Average sunshine - Chillicothe, OH

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 27min).

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days
Chillicothe, OH

Average sunshine days - Chillicothe, OH

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).

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Average visibility
Chillicothe, OH

Average visibility - Chillicothe, OH

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

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