Climate and monthly weather forecast
Harbour, TN

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Weather in January

January, like December, in Harbour, Tennessee, is another cold winter month, with an average temperature fluctuating between 27.1°F (-2.7°C) and 42.4°F (5.8°C). Temperature readings reach their annual highs in January, averaging 42.4°F (5.8°C) and a minimum average of 27.1°F (-2.7°C). Weather in January »

Weather in February

February, the last month of the winter in Harbour, is a frosty month, with an average temperature ranging between max 47.7°F (8.7°C) and min 30.7°F (-0.7°C). Harbour's average high-temperature in February is a chilly 47.7°F (8.7°C), indicating a subtle variation from January. Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Harbour, Tennessee, with an average temperature varying between 37.2°F (2.9°C) and 56.1°F (13.4°C). The shift into March brings a slight increase in the average high-temperature, moving from a chilly 47.7°F (8.7°C) in February to a mild 56.1°F (13.4°C). Weather in March »

Weather in April

April is a refreshing spring month in Harbour, Tennessee, with an average temperature ranging between min 45.3°F (7.4°C) and max 67.5°F (19.7°C). In Harbour, the average high-temperature in April increases from a mild 56.1°F (13.4°C) in March to a comfortable 67.5°F (19.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Harbour, Tennessee, with an average temperature varying between 52.9°F (11.6°C) and 76.1°F (24.5°C). The shift from April to May introduces a subtle increase in the average high-temperature, moving from a comfortable 67.5°F (19.7°C) to a moderately hot 76.1°F (24.5°C). Weather in May »

Weather in June

June, the first month of the summer in Harbour, is also a moderately hot month, with an average temperature ranging between min 58.6°F (14.8°C) and max 83.3°F (28.5°C). The shift into June is characterized by a subtle rise in the average high-temperature, transitioning from May's 76.1°F (24.5°C) to a still moderately hot 83.3°F (28.5°C). Weather in June »

Weather in July

July is a hot summer month in Harbour, Tennessee, with an average temperature fluctuating between 86°F (30°C) and 62.2°F (16.8°C). July, known for its average high temperature of 86°F (30°C) and an average low temperature of 62.2°F (16.8°C), is the warmest month. July's average heat index is calculated to be a sweltering 96.8°F (36°C). Weather in July »

Weather in August

August, the last month of the summer in Harbour, is another warm month, with an average temperature fluctuating between 61°F (16.1°C) and 85.5°F (29.7°C). The arrival of August denotes a barely perceptible change in the average high-temperatures to a moderately hot 85.5°F (29.7°C) from July's 86°F (30°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Harbour, Tennessee, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 80.2°F (26.8°C). Harbour, Tennessee, experiences a minor change to a still moderately hot 80.2°F (26.8°C) in average high-temperature during September, closely reflecting August. Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Harbour, Tennessee, with an average temperature fluctuating between 46°F (7.8°C) and 67.8°F (19.9°C). October's onset corresponds with a shift in the average high-temperature, moving from a warm 80.2°F (26.8°C) in September to a refreshing 67.8°F (19.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Harbour, Tennessee, with an average temperature ranging between max 55.6°F (13.1°C) and min 36.7°F (2.6°C). With November's onset, the average high-temperature recedes from October's comfortable 67.8°F (19.9°C) to a still refreshing 55.6°F (13.1°C). Weather in November »

Weather in December

December, the first month of the winter in Harbour, is still a chilly month, with an average temperature ranging between min 33.3°F (0.7°C) and max 47.3°F (8.5°C). In the transition to December, Harbour observes a minor drop in the average high-temperature, shifting from a refreshing 55.6°F (13.1°C) in November to a frosty 47.3°F (8.5°C). Weather in December »
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, marked by an average high-temperature of 42.4°F (5.8°C) and a low-temperature of 27.1°F (-2.7°C), is the coldest month.

How many days does it rain?

In Harbour, during the entire year, the rain falls for 147.7 days and collects up to 23.94" (608mm) of precipitation.

When does it snow?

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

When does it snow the most?

The months with the most snowfall are January and February, with an average 1.65" (42mm) of accumulated snow.

How much does it snow?

In Harbour, during the entire year, snow falls for 18.6 days and aggregates up to 5.12" (130mm) of snow.

What is the month with the least sunshine in Harbour?

With an average of 4.7h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index?

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

What is the most humid month?

February and December, with an average relative humidity of 79%, are most humid months.

What is the rainiest month?

February is the month with the most rainfall. Rain falls for 10.4 days and accumulates 3.15" (80mm) of precipitation.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Harbour, 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 Harbour, snow does not fall in May through October.

What is the month with the highest UV index?

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

When are the longest days?

With an average of 14h and 36min of daylight, June has the longest days of the year.

What is the month with the most sunshine?

June and July, with an average of 10.5h of sunshine, are months with the most sunshine.

What month is the hottest?

In Harbour, the peak average temperatures are observed in July, with a high of 86°F (30°C) and a low of 62.2°F (16.8°C).

What are the least humid months?

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

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.4 days and typically collects 1.02" (26mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

Average temperature
Harbour, TN

Average temperature - Harbour, TN

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.4°F).

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure
Harbour, TN

Average pressure - Harbour, TN

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed
Harbour, TN

Average wind speed - Harbour, TN

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity
Harbour, TN

Average humidity - Harbour, TN

The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).

Average rainfall
Harbour, TN

Average rainfall - Harbour, TN

The wettest month (with the highest rainfall) is February (3.15").
The driest month (with the least rainfall) is September (1.02").

Average rainfall days
Harbour, TN

Average rainfall days - Harbour, TN

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is November (8.7 days).

Average snowfall
Harbour, TN

Average snowfall - Harbour, TN

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Harbour, TN

Average snowfall days - Harbour, TN

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Harbour, TN

Average daylight / Average sunshine - Harbour, TN

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days
Harbour, TN

Average sunshine days - Harbour, TN

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is June (12.8 days).

Average UV index
Harbour, TN

Average UV index - Harbour, 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, February and December (UV index 2).

Average visibility
Harbour, TN

Average visibility - Harbour, TN

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

Harbour, Tennessee, USA

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