Climate and monthly weather forecast
Harrisburg, OH

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Weather in January

January, the same as December, is an icy winter month in Harrisburg, Ohio, with an average temperature fluctuating between 21.6°F (-5.8°C) and 33.4°F (0.8°C). January, on average, is the coldest month, registering a high temperature of 33.4°F (0.8°C) and a low of 21.6°F (-5.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Harrisburg, Ohio, with an average temperature varying between 38.3°F (3.5°C) and 24.8°F (-4°C). Harrisburg's entry into February measures an average high-temperature of a still cold 38.3°F (3.5°C), closely parallel to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Harrisburg, Ohio, with an average temperature varying between 49.3°F (9.6°C) and 34°F (1.1°C). March marks a rise in the average high-temperature, moving from February's icy 38.3°F (3.5°C) to a frosty 49.3°F (9.6°C). Weather in March »

Weather in April

April is an enjoyable spring month in Harrisburg, Ohio, with an average temperature varying between 61.3°F (16.3°C) and 43.7°F (6.5°C). April brings a temperature increase, with average high-temperatures moving from March's chilly 49.3°F (9.6°C) to a comfortable 61.3°F (16.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Harrisburg, Ohio, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 71.4°F (21.9°C). Harrisburg in May experiences an increase in the average high-temperature, moving from April's comfortable 61.3°F (16.3°C) to an agreeable 71.4°F (21.9°C). Weather in May »

Weather in June

June, the first month of the summer in Harrisburg, is a moderately hot month, with an average temperature ranging between max 78.8°F (26°C) and min 61.5°F (16.4°C). As Harrisburg welcomes June, the average high-temperature sees a modest rise, transitioning from a pleasant 71.4°F (21.9°C) in May to a warm 78.8°F (26°C). Weather in June »

Weather in July

July, like June, in Harrisburg, Ohio, is a moderately hot summer month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64.2°F (17.9°C). July is the month when Harrisburg sees the highest average temperatures, with a high of 82°F (27.8°C) and a low of 64.2°F (17.9°C). The heat index for July is evaluated at a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Harrisburg, is also a moderately hot month, with temperature in the range of an average high of 80.6°F (27°C) and an average low of 62.2°F (16.8°C). Harrisburg, Ohio, starts August with an average high-temperature of a still moderately hot 80.6°F (27°C), a minor shift from July's 82°F (27.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Harrisburg, Ohio, with an average temperature ranging between min 56.8°F (13.8°C) and max 75.4°F (24.1°C). The transition from August to September sees an average high-temperature of a still warm 75.4°F (24.1°C), indicating a minor variance from the prior month. Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Harrisburg, Ohio, with an average temperature fluctuating between 46.4°F (8°C) and 63.3°F (17.4°C). With October's arrival, Harrisburg sees a decrease in average high-temperatures, moving from a warm 75.4°F (24.1°C) in September to a comfortable 63.3°F (17.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Harrisburg, is also a frosty month, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 49.8°F (9.9°C). Harrisburg's weather changes with the onset of November, slightly falling from a comfortable 63.3°F (17.4°C) in October to a frosty 49.8°F (9.9°C). Weather in November »

Weather in December

December, the first month of the winter in Harrisburg, is also an icy month, with an average temperature ranging between max 39.6°F (4.2°C) and min 29.1°F (-1.6°C). Arrival of December comes with a reduction in the average high-temperature, falling from a frosty 49.8°F (9.9°C) in November to a wintry 39.6°F (4.2°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Harrisburg?

January is Harrisburg's coldest month, registering average high temperatures of 33.4°F (0.8°C) and lows of 21.6°F (-5.8°C).

What is the most humid month in Harrisburg?

January is the most humid month in Harrisburg, with an average relative humidity of 83%.

How much does it rain in Harrisburg?

In Harrisburg, during the entire year, the rain falls for 134.1 days and collects up to 14.53" (369mm) of precipitation.

When does it snow in Harrisburg?

Months with snowfall in Harrisburg, Ohio, are January through April, October through December.

When does it snow the most in Harrisburg?

The month with the most snowfall is January, when snow falls for 8.7 days and typically aggregates up to 1.22" (31mm) of snow.

How many days does it snow in Harrisburg?

Throughout the year, in Harrisburg, Ohio, there are 28.8 snowfall days, and 4.45" (113mm) of snow is accumulated.

What is the month with the least sunshine in Harrisburg?

With an average of 3.6h of sunshine, January has the least sunshine of the year in Harrisburg.

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

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

When is Daylight Saving Time (DST) in Harrisburg?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Harrisburg, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month in Harrisburg?

May is the month with the most rainfall in Harrisburg, Ohio. Rain falls for 15.8 days and accumulates 1.81" (46mm) of precipitation.

When it does not snow in Harrisburg?

May through September are months without snowfall in Harrisburg, Ohio.

When is the highest UV index in Harrisburg?

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

When are the longest days in Harrisburg?

With an average of 14h and 54min of daylight, June has the longest days of the year in Harrisburg.

What time of the year is the hottest in Harrisburg?

In Harrisburg, July registers the highest temperatures, averaging 82°F (27.8°C) at the peak and 64.2°F (17.9°C) at the lowest.

What month has the most sunshine in Harrisburg?

August has the most sunshine of the year, with an average of 10.5h of sunshine.

What is the driest month in Harrisburg?

The month with the least rainfall is September, when the rain falls for 10.3 days and typically collects 0.87" (22mm) of precipitation.

What is the least humid month in Harrisburg?

The months with the lowest humidity are October and November, with an average relative humidity of 75%.

What is the month with the shortest days in Harrisburg?

December has the shortest days of the year in Harrisburg, with an average of 9h and 24min of daylight.

Average temperature
Harrisburg, OH

Average temperature - Harrisburg, OH

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure
Harrisburg, OH

Average pressure - Harrisburg, OH

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Harrisburg, OH

Average wind speed - Harrisburg, OH

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity
Harrisburg, OH

Average humidity - Harrisburg, OH

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).

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Average rainfall
Harrisburg, OH

Average rainfall - Harrisburg, OH

The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is September (0.87").

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Average rainfall days
Harrisburg, OH

Average rainfall days - Harrisburg, OH

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall
Harrisburg, OH

Average snowfall - Harrisburg, OH

The month with the highest snowfall is January (1.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Harrisburg, OH

Average snowfall days - Harrisburg, OH

The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Harrisburg, OH

Average daylight / Average sunshine - Harrisburg, 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 24min).

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days
Harrisburg, OH

Average sunshine days - Harrisburg, OH

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index
Harrisburg, OH

Average UV index - Harrisburg, OH

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
Harrisburg, OH

Average visibility - Harrisburg, OH

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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Harrisburg, Ohio, USA

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