Climate and monthly weather forecast
Harrison, TN

Weather in January

January, like December, is another chilly winter month in Harrison, Tennessee, with an average temperature varying between 31.5°F (-0.3°C) and 46.8°F (8.2°C). With an average high-temperature of 46.8°F (8.2°C) and an average low-temperature of 31.5°F (-0.3°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Harrison, Tennessee, with an average temperature varying between 51.8°F (11°C) and 35.2°F (1.8°C). In February, the average high-temperature is practically the same as in January - a cool 51.8°F (11°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Harrison, Tennessee, with an average temperature fluctuating between 41.9°F (5.5°C) and 59.5°F (15.3°C). In March, the average high-temperature slightly increases from a cool 51.8°F (11°C) in February to a moderate 59.5°F (15.3°C). Weather in March »

Weather in April

April is a pleasant spring month in Harrison, Tennessee, with an average temperature fluctuating between 49.6°F (9.8°C) and 70.2°F (21.2°C). In Harrison, the average high-temperature in April rises from a moderate 59.5°F (15.3°C) in March to a pleasant 70.2°F (21.2°C). Weather in April »

Weather in May

May, the last month of the spring in Harrison, is a warm month, with an average temperature varying between 78.8°F (26°C) and 57.4°F (14.1°C). In Harrison, the average high-temperature in May slightly increases from an agreeable 70.2°F (21.2°C) in April to a moderately hot 78.8°F (26°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Harrison, Tennessee, with an average temperature ranging between min 64°F (17.8°C) and max 86.4°F (30.2°C). In June, the average high-temperature marginally rises from a moderately hot 78.8°F (26°C) in May to a tropical 86.4°F (30.2°C). Weather in June »

Weather in July

July, the same as June, in Harrison, Tennessee, is another tropical summer month, with an average temperature varying between 88.9°F (31.6°C) and 66.9°F (19.4°C). The warmest month is July, with an average high-temperature of 88.9°F (31.6°C) and an average low-temperature of 66.9°F (19.4°C). The average heat index in July is estimated at a blistering 105.8°F (41°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Harrison, Tennessee, with an average temperature fluctuating between 87.8°F (31°C) and 66.2°F (19°C). In Harrison, the average high-temperature in August is relatively the same as in July - a still hot 87.8°F (31°C). Weather in August »

Weather in September

September, the first month of the autumn in Harrison, is still a warm month, with an average temperature varying between 82.6°F (28.1°C) and 61.3°F (16.3°C). In September, the average high-temperature is essentially the same as in August - a warm 82.6°F (28.1°C). Weather in September »

Weather in October

October, the same as September, in Harrison, Tennessee, is another pleasant autumn month, with an average temperature ranging between min 49.8°F (9.9°C) and max 71.1°F (21.7°C). In Harrison, the average high-temperature in October drops from a moderately hot 82.6°F (28.1°C) in September to a pleasant 71.1°F (21.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Harrison, is another mild month, with an average temperature ranging between min 40.6°F (4.8°C) and max 58.6°F (14.8°C). In Harrison, Tennessee, the average high-temperature in November drops from an agreeable 71.1°F (21.7°C) in October to a moderate 58.6°F (14.8°C). Weather in November »

Weather in December

December, the first month of the winter in Harrison, is still a cool month, with an average temperature fluctuating between 50.7°F (10.4°C) and 36.5°F (2.5°C). In Harrison, Tennessee, the average high-temperature in December marginally drops from a mild 58.6°F (14.8°C) in November to a cool 50.7°F (10.4°C). Weather in December »
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FAQ

What is the coldest month in Harrison?

With an average high-temperature of 46.8°F (8.2°C) and an average low-temperature of 31.5°F (-0.3°C), January is the coldest month in Harrison, Tennessee.

How many days does it rain in Harrison?

Throughout the year, in Harrison, there are 156.7 rainfall days, and 34.02" (864mm) of precipitation is accumulated.

When does it snow in Harrison?

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

How many days does it snow in Harrison?

Throughout the year, there are 6.6 snowfall days, and 2.17" (55mm) of snow is accumulated.

When is the lowest UV index in Harrison?

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

What is the wettest month in Harrison?

The month with the most rainfall in Harrison, Tennessee, is February, when the rain falls for 12.6 days and typically aggregates up to 3.62" (92mm) of precipitation.

What is the snowiest month in Harrison?

February is the month with the most snowfall in Harrison, Tennessee. Snow falls for 2.2 days and accumulates 0.87" (22mm) of snow.

When is Daylight Saving Time (DST) in Harrison?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Harrison, Tennessee, 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.

When it does not snow in Harrison?

May through October are months without snowfall in Harrison, Tennessee.

What is the month with the highest UV index in Harrison?

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

What are the least humid months in Harrison?

The months with the lowest humidity in Harrison are June, August and October, with an average relative humidity of 74%.

When are the longest days in Harrison?

June has the longest days of the year, with an average of 14h and 29min of daylight.

What month has the most sunshine in Harrison?

June has the most sunshine of the year in Harrison, with an average of 10.6h of sunshine.

What is the warmest month in Harrison?

July is the warmest month, with an average high-temperature of 88.9°F (31.6°C) and an average low-temperature of 66.9°F (19.4°C).

What is the driest month in Harrison?

The month with the least rainfall in Harrison, Tennessee, is September, when the rain falls for 11.9 days and typically collects 2.05" (52mm) of precipitation.

What is the most humid month in Harrison?

With an average relative humidity of 80%, December is the most humid month in Harrison.

What is the month with the shortest days in Harrison?

The month with the shortest days is December, with an average of 9h and 50min of daylight.

What is the month with the least sunshine in Harrison?

December has the least sunshine of the year in Harrison, Tennessee, with an average of 5h of sunshine.

Average temperature
Harrison, TN

Average temperature - Harrison, TN

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.8°F).

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

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Average pressure
Harrison, TN

Average pressure - Harrison, TN

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed
Harrison, TN

Average wind speed - Harrison, TN

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity
Harrison, TN

Average humidity - Harrison, TN

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, August and October (74%).

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Average rainfall
Harrison, TN

Average rainfall - Harrison, TN

The wettest month (with the highest rainfall) is February (3.62").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days
Harrison, TN

Average rainfall days - Harrison, TN

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall
Harrison, TN

Average snowfall - Harrison, TN

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Harrison, TN

Average snowfall days - Harrison, TN

The month with the highest number of snowfall days is February (2.2 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
Harrison, TN

Average daylight / Average sunshine - Harrison, TN

The month with the longest days is June (Average daylight: 14h and 29min).
The month with the shortest days is December (Average daylight: 9h and 50min).

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days
Harrison, TN

Average sunshine days - Harrison, TN

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index
Harrison, TN

Average UV index - Harrison, TN

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 and December (UV index 2).

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Average visibility
Harrison, TN

Average visibility - Harrison, TN

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

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