Climate and monthly weather forecast
Harriett, OH

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Weather in January

January, like December, in Harriett, Ohio, is a wintry winter month, with an average temperature fluctuating between 35.2°F (1.8°C) and 22.8°F (-5.1°C). Harriett witnesses the coldest weather in January, with temperatures averaging a high of 35.2°F (1.8°C) and a low of 22.8°F (-5.1°C). Weather in January »

Weather in February

February, the last month of the winter in Harriett, is also a wintry month, with an average temperature fluctuating between 39.7°F (4.3°C) and 26.6°F (-3°C). Harriett experiences a subtle adjustment in high-temperatures to a still cold 39.7°F (4.3°C) with the onset of February, maintaining near parity with January's 35.2°F (1.8°C). Weather in February »

Weather in March

March, the first month of the spring in Harriett, is a fresh month, with an average temperature ranging between min 34.5°F (1.4°C) and max 50.5°F (10.3°C). Harriett's weather in March shows a rise in the average high-temperature, moving up from February's wintry 39.7°F (4.3°C) to a fresh 50.5°F (10.3°C). Weather in March »

Weather in April

April in Harriett, Ohio, is a refreshing spring month, with temperature in the range of an average high of 62.8°F (17.1°C) and an average low of 44.4°F (6.9°C). With the onset of April, Harriett's average high-temperature experiences a rise, moving from March's cool 50.5°F (10.3°C) to an enjoyable 62.8°F (17.1°C). Weather in April »

Weather in May

May, the last month of the spring in Harriett, is a pleasant month, with an average temperature varying between 54.9°F (12.7°C) and 72.5°F (22.5°C). As May sets, the average high-temperature shows an increase, moving up from a refreshing 62.8°F (17.1°C) in April to an agreeable 72.5°F (22.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Harriett, Ohio, with an average temperature varying between 61.3°F (16.3°C) and 79.5°F (26.4°C). Harriett's transition into June is marked by a minor temperature shift, moving from an agreeable 72.5°F (22.5°C) in May to a warm 79.5°F (26.4°C). Weather in June »

Weather in July

July, like June, in Harriett, Ohio, is another warm summer month, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 82.6°F (28.1°C). Harriett, Ohio, witnesses the warmest weather in July, with temperatures averaging a high of 82.6°F (28.1°C) and a low of 64.2°F (17.9°C). In July, the heat index is calculated to be a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Harriett, is also a moderately hot month, with an average temperature fluctuating between 62.4°F (16.9°C) and 81.9°F (27.7°C). The onset of August brings an average high-temperature of a still moderately hot 81.9°F (27.7°C), nearly matching the July temperature. Weather in August »

Weather in September

September, the first month of the autumn in Harriett, is also a moderately hot month, with an average temperature ranging between max 76.5°F (24.7°C) and min 56.8°F (13.8°C). September ushers in a minute temperature change, with average high-temperatures reducing from August's 81.9°F (27.7°C) to a still moderately hot 76.5°F (24.7°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Harriett, Ohio, with an average temperature varying between 63.7°F (17.6°C) and 46.8°F (8.2°C). October brings a minor decrease, with the average high-temperature reducing from a warm 76.5°F (24.7°C) in September to a refreshing 63.7°F (17.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Harriett, is also a fresh month, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 36.1°F (2.3°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's comfortable 63.7°F (17.6°C) to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Harriett, is still a cold month, with an average temperature varying between 40.8°F (4.9°C) and 30°F (-1.1°C). Harriett's progression into December includes a drop in the average high-temperature, from a fresh 50.9°F (10.5°C) in November to a cold 40.8°F (4.9°C). Weather in December »

Frequently asked questions

What part of the year is the coldest?

In Harriett, January records the average lowest temperatures, peaking at 35.2°F (1.8°C) and reaching a low of 22.8°F (-5.1°C).

What is the most humid month?

January, February and December, with an average relative humidity of 82%, are most humid months.

How much does it rain?

In Harriett, during the entire year, the rain falls for 174 days and collects up to 34.72" (882mm) of precipitation.

When does it snow in Harriett?

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

How much does it snow?

In Harriett, during the entire year, snow falls for 40.1 days and aggregates up to 15.04" (382mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.7h of sunshine.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 8.7 days and accumulates 4.06" (103mm) of snow.

When is Daylight Saving Time (DST)?

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

The month with the most rainfall in Harriett is May, when the rain falls for 20 days and typically aggregates up to 3.98" (101mm) of precipitation.

When it does not snow?

May through September are months without snowfall in Harriett.

When are the longest days?

The month with the longest days is June, with an average of 14h and 54min of daylight.

When is the highest UV index?

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

What is the warmest month?

Harriett's July weather reaches an average high of 82.6°F (28.1°C) and an average low of 64.2°F (17.9°C), making it the warmest month.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.3h of sunshine.

What is the driest month?

September is the month with the least rainfall. Rain falls for 14.6 days and accumulates 2.01" (51mm) of precipitation.

What is the least humid month?

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?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Harriett, Ohio.

When is the lowest UV index?

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

Average temperature
Harriett, OH

Average temperature - Harriett, OH

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.2°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 (22.8°F).

Average pressure
Harriett, OH

Average pressure - Harriett, OH

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Harriett, OH

Average wind speed - Harriett, OH

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity
Harriett, OH

Average humidity - Harriett, OH

The months with the highest relative humidity are January, February and December (82%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall
Harriett, OH

Average rainfall - Harriett, OH

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days
Harriett, OH

Average rainfall days - Harriett, OH

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (10.3 days).

Average snowfall
Harriett, OH

Average snowfall - Harriett, OH

The month with the highest snowfall is February (4.06").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Harriett, OH

Average snowfall days - Harriett, OH

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

Average daylight / Average sunshine
Harriett, OH

Average daylight / Average sunshine - Harriett, 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 30min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days
Harriett, OH

Average sunshine days - Harriett, OH

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (8.9 days).

Average visibility
Harriett, OH

Average visibility - Harriett, OH

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

Harriett, Ohio, USA

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