Climate and monthly weather forecast
Signal Hills, TN

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Weather in January

January, the same as December, in Signal Hills, Tennessee, is another chilly winter month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 46°F (7.8°C). January, marked by an average high-temperature of 46°F (7.8°C) and a low-temperature of 30.9°F (-0.6°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Signal Hills, is a cool month, with an average temperature varying between 35.1°F (1.7°C) and 51.4°F (10.8°C). February's onset brings a minor rise in the average high-temperature, moving from a frosty 46°F (7.8°C) in January to a cool 51.4°F (10.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Signal Hills, Tennessee, with temperature in the range of an average low of 41.5°F (5.3°C) and an average high of 59.5°F (15.3°C). March witnesses a minor rise in the average high-temperature, transitioning from a cool 51.4°F (10.8°C) in February to a moderate 59.5°F (15.3°C). Weather in March »

Weather in April

April in Signal Hills, Tennessee, is a pleasant spring month, with temperature in the range of an average high of 69.4°F (20.8°C) and an average low of 49.1°F (9.5°C). The transition to April introduces an increase in the average high-temperature, shifting from a refreshing 59.5°F (15.3°C) in March to an agreeable 69.4°F (20.8°C). Weather in April »

Weather in May

May, the last month of the spring in Signal Hills, is a warm month, with an average temperature fluctuating between 77.9°F (25.5°C) and 56.8°F (13.8°C). May witnesses a minor rise in the average high-temperature, transitioning from a pleasant 69.4°F (20.8°C) in April to a moderately hot 77.9°F (25.5°C). Weather in May »

Weather in June

June, the first month of the summer in Signal Hills, is still a warm month, with an average temperature fluctuating between 63.5°F (17.5°C) and 85.6°F (29.8°C). June's onset witnesses a minor shift in the average high-temperature, moving from a moderately hot 77.9°F (25.5°C) in May to a still warm 85.6°F (29.8°C). Weather in June »

Weather in July

July is a hot summer month in Signal Hills, Tennessee, with temperature in the range of an average high of 87.6°F (30.9°C) and an average low of 66.6°F (19.2°C). July proves to be the warmest month, recording an average peak temperature of 87.6°F (30.9°C) and a minimum temperature of 66.6°F (19.2°C). July's average heat index is estimated at a torrid 102.2°F (39°C). Weather in July »

Weather in August

August, the last month of the summer in Signal Hills, is another tropical month, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 65.8°F (18.8°C). Signal Hills's transition from July to August introduces an average high-temperature of a still hot 87.4°F (30.8°C), marking an insignificant variation from the 87.6°F (30.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Signal Hills, is still a warm month, with an average temperature ranging between max 81.5°F (27.5°C) and min 60.6°F (15.9°C). September brings a slight decrease in the average high-temperature, shifting from a tropical 87.4°F (30.8°C) in August to a moderately hot 81.5°F (27.5°C). Weather in September »

Weather in October

October, the same as September, in Signal Hills, Tennessee, is another pleasant autumn month, with temperature in the range of an average high of 70.2°F (21.2°C) and an average low of 49.6°F (9.8°C). As October arrives, Signal Hills's weather displays a decrease in high-temperatures, transitioning from September's moderately hot 81.5°F (27.5°C) to an agreeable 70.2°F (21.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Signal Hills, Tennessee, with an average temperature varying between 57.6°F (14.2°C) and 40.1°F (4.5°C). The arrival of November indicates a decrease in the average high-temperature, moving from a pleasant 70.2°F (21.2°C) in October to a mild 57.6°F (14.2°C). Weather in November »

Weather in December

December, the first month of the winter in Signal Hills, is still a cool month, with an average temperature varying between 36.1°F (2.3°C) and 50.2°F (10.1°C). With the onset of December, Signal Hills experiences a modest temperature adjustment, with the average high-temperature gently receding from a mild 57.6°F (14.2°C) in November to a fresh 50.2°F (10.1°C). Weather in December »
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Frequently asked questions

What month is the coldest in Signal Hills?

In Signal Hills, January is known for its average lowest temperatures, reaching a high of 46°F (7.8°C) and a low of 30.9°F (-0.6°C).

How much does it rain in Signal Hills?

In Signal Hills, during the entire year, the rain falls for 104.5 days and collects up to 10.98" (279mm) of precipitation.

When does it snow in Signal Hills?

January through March and December are months with snowfall in Signal Hills, Tennessee.

How many days does it snow in Signal Hills?

In Signal Hills, during the entire year, snow falls for 2.9 days and aggregates up to 0.47" (12mm) of snow.

When is the lowest UV index in Signal Hills?

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

What is the rainiest month in Signal Hills?

The wettest months in Signal Hills are February and December, with an average 1.18" (30mm) of rainfall.

What is the snowiest month in Signal Hills?

February is the month with the most snowfall in Signal Hills. Snow falls for 1.3 days and accumulates 0.31" (8mm) of snow.

When is Daylight Saving Time (DST) in Signal Hills?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Signal Hills, Tennessee, 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 Signal Hills?

April through November are months without snowfall.

What is the month with the highest UV index in Signal Hills?

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

What are the least humid months in Signal Hills?

June, October and November, with an average relative humidity of 75%, are the least humid months in Signal Hills.

When are the longest days in Signal Hills?

With an average of 14h and 30min of daylight, June has the longest days of the year in Signal Hills, Tennessee.

What month has the most sunshine in Signal Hills?

With an average of 10.5h of sunshine, June has the most sunshine of the year in Signal Hills, Tennessee.

What is the hottest time of year in Signal Hills?

In Signal Hills, the average highest temperatures are observed in July, with a high of 87.6°F (30.9°C) and a low of 66.6°F (19.2°C).

What is the driest month in Signal Hills?

The month with the least rainfall is September, when the rain falls for 7.5 days and typically collects 0.43" (11mm) of precipitation.

What is the most humid month in Signal Hills?

December is the most humid month, with an average relative humidity of 80%.

What is the month with the shortest days in Signal Hills?

The month with the shortest days in Signal Hills, Tennessee, is December, with an average of 9h and 48min of daylight.

What is the month with the least sunshine in Signal Hills?

With an average of 5h of sunshine, December has the least sunshine of the year in Signal Hills, Tennessee.

Average temperature
Signal Hills, TN

Average temperature - Signal Hills, TN

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46°F).

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

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Average pressure
Signal Hills, TN

Average pressure - Signal Hills, TN

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed
Signal Hills, TN

Average wind speed - Signal Hills, TN

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

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Average humidity
Signal Hills, TN

Average humidity - Signal Hills, TN

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).

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Average rainfall
Signal Hills, TN

Average rainfall - Signal Hills, TN

The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days
Signal Hills, TN

Average rainfall days - Signal Hills, TN

The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).

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Average snowfall
Signal Hills, TN

Average snowfall - Signal Hills, TN

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days
Signal Hills, TN

Average snowfall days - Signal Hills, TN

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Signal Hills, TN

Average daylight / Average sunshine - Signal Hills, 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 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days
Signal Hills, TN

Average sunshine days - Signal Hills, TN

The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).

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Average UV index
Signal Hills, TN

Average UV index - Signal Hills, 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).

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Average visibility
Signal Hills, TN

Average visibility - Signal Hills, TN

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

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Signal Hills, Tennessee, USA

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