Climate and monthly weather forecast
Harrison, TN

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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). Harrison records the coldest temperatures in January, averaging a high of 46.8°F (8.2°C) and a low of 31.5°F (-0.3°C). Weather in January »

Weather in February

February, the last month of the winter in Harrison, is a cool month, with temperature in the range of an average high of 51.8°F (11°C) and an average low of 35.2°F (1.8°C). The advent of February presents an average high-temperature of a fresh 51.8°F (11°C), maintaining a close correlation with the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a mild month in Harrison, Tennessee, with an average temperature varying between 41.9°F (5.5°C) and 59.5°F (15.3°C). The coming of March brings a minor shift in Harrison's weather, with average high-temperatures adjusting from February's cool 51.8°F (11°C) to a refreshing 59.5°F (15.3°C). Weather in March »

Weather in April

April in Harrison, Tennessee, is an agreeable spring month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 70.2°F (21.2°C). With the onset of April, Harrison's average high-temperature experiences a rise, moving from March's refreshing 59.5°F (15.3°C) to an agreeable 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 temperature in the range of an average high of 78.8°F (26°C) and an average low of 57.4°F (14.1°C). As Harrison, Tennessee, enters May, the average high-temperature marginally increases from the a pleasant 70.2°F (21.2°C) of 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 hot month in Harrison, Tennessee, with an average temperature fluctuating between 86.4°F (30.2°C) and 64°F (17.8°C). With the transition into June, Harrison experiences a subtle uplift in average high-temperatures, adjusting 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 hot summer month, with an average temperature fluctuating between 66.9°F (19.4°C) and 88.9°F (31.6°C). With average high temperatures of 88.9°F (31.6°C) and lows of 66.9°F (19.4°C), July is the warmest month. The heat index value during July is evaluated at a blistering 105.8°F (41°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Harrison, Tennessee, with an average temperature fluctuating between 66.2°F (19°C) and 87.8°F (31°C). August is marked by an average high-temperature of a still tropical 87.8°F (31°C), almost identical to the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Harrison, Tennessee, with an average temperature ranging between max 82.6°F (28.1°C) and min 61.3°F (16.3°C). The transition into September notes an average high-temperature of a warm 82.6°F (28.1°C), revealing a mild distinction from the 87.8°F (31°C) in August. Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Harrison, Tennessee, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 49.8°F (9.9°C). Onset of October comes with a temperature decline, the average high falling from a warm 82.6°F (28.1°C) in September to a pleasant 71.1°F (21.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Harrison, Tennessee, with an average temperature ranging between min 40.6°F (4.8°C) and max 58.6°F (14.8°C). Onset of November witnesses a reduction in the average high-temperature, falling from a pleasant 71.1°F (21.7°C) in October to a mild 58.6°F (14.8°C). Weather in November »

Weather in December

December, the first month of the winter in Harrison, is also a fresh month, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 50.7°F (10.4°C). Harrison's progression into December involves a minor drop in the average high-temperature, slightly receding from a moderate 58.6°F (14.8°C) in November to a cool 50.7°F (10.4°C). Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year 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.

How many days does it rain in Harrison?

In Harrison, during the entire year, the rain falls for 156.7 days and collects up to 34.02" (864mm) of precipitation.

When does it snow in Harrison?

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

How much does it snow in Harrison?

In Harrison, Tennessee, during the entire year, snow falls for 6.6 days and aggregates up to 2.17" (55mm) of snow.

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 in Harrison, Tennessee.

What is the wettest month in Harrison?

February is the month with the most rainfall. Rain falls for 12.6 days and accumulates 3.62" (92mm) of precipitation.

What is the snowiest month in Harrison?

The month with the most snowfall in Harrison, Tennessee, is February, when snow falls for 2.2 days and typically aggregates up to 0.87" (22mm) of snow.

When is Daylight Saving Time (DST) in Harrison?

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.

When it does not snow in Harrison?

May through October are months without snowfall.

What are the months with the highest UV index in Harrison?

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

What is the least humid month in Harrison?

June, August and October, with an average relative humidity of 74%, are the least humid months.

When are the longest days in Harrison?

June has the longest days of the year, with an average of 14h and 30min of daylight.

What month has the most sunshine in Harrison?

The month with the most sunshine in Harrison, Tennessee, is June, with an average of 10.6h of sunshine.

What is the warmest month in Harrison?

July is the month when Harrison's temperatures reach their peak, with averages of 88.9°F (31.6°C) and lows of 66.9°F (19.4°C).

What is the driest month in Harrison?

The month with the least rainfall in Harrison 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 in Harrison is December, with an average of 9h and 48min of daylight.

What is the month with the least sunshine in Harrison?

The month with the least sunshine is December, 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).

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).

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).

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%).

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").

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).

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").

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).

Average daylight / Average sunshine
Harrison, TN

Average daylight / Average sunshine - Harrison, TN

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

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).

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).

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).

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).

Harrison, Tennessee, USA

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