Climate and monthly weather forecast
Philadelphia, TN

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Weather in January

January, the same as December, in Philadelphia, Tennessee, is a frosty winter month, with temperature in the range of an average low of 30°F (-1.1°C) and an average high of 45°F (7.2°C). January is the coldest month of the year, registering average temperatures as high as 45°F (7.2°C) and as low as 30°F (-1.1°C). Weather in January »

Weather in February

The last month of the winter, February, is a fresh month in Philadelphia, Tennessee, with an average temperature varying between 50°F (10°C) and 33.8°F (1°C). The transition from January to February sees average high-temperatures adjusting to a cool 50°F (10°C), from a not significantly different 45°F (7.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Philadelphia, Tennessee, with an average temperature varying between 58.3°F (14.6°C) and 40.3°F (4.6°C). Observing a slight rise in March, the average high-temperature shifts from February's cool 50°F (10°C) to a mild 58.3°F (14.6°C). Weather in March »

Weather in April

April in Philadelphia, Tennessee, is an agreeable spring month, with an average temperature varying between 68.5°F (20.3°C) and 48.2°F (9°C). Philadelphia's transition into April brings a rise in the average high-temperature, moving from a refreshing 58.3°F (14.6°C) in March to a pleasant 68.5°F (20.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Philadelphia, Tennessee, with an average temperature varying between 55.9°F (13.3°C) and 77.5°F (25.3°C). May's arrival signals an increase in average high-temperatures, moving from April's pleasant 68.5°F (20.3°C) to a moderately hot 77.5°F (25.3°C). Weather in May »

Weather in June

June, the first month of the summer in Philadelphia, is still a warm month, with an average temperature varying between 62.2°F (16.8°C) and 84.6°F (29.2°C). Philadelphia's weather shows a minor temperature rise with the arrival of June, moving from a moderately hot 77.5°F (25.3°C) in May to a still warm 84.6°F (29.2°C). Weather in June »

Weather in July

July in Philadelphia, Tennessee, is a tropical summer month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 87.3°F (30.7°C). July, recognised by an average high temperature of 87.3°F (30.7°C) and a low of 65.5°F (18.6°C), is Philadelphia's warmest month. July's heat index is evaluated at a very hot 100.4°F (38°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Philadelphia, Tennessee, with an average temperature fluctuating between 86.5°F (30.3°C) and 64.2°F (17.9°C). As Philadelphia welcomes August, the average high-temperature is noted at a still hot 86.5°F (30.3°C), closely aligning with the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Philadelphia, is still a warm month, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 59.5°F (15.3°C). In Philadelphia, entering September brings a subtle temperature decrement, reducing from August's hot 86.5°F (30.3°C) to a moderately hot 81°F (27.2°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Philadelphia, Tennessee, with an average temperature fluctuating between 68.9°F (20.5°C) and 49.1°F (9.5°C). October involves a decrease in temperature, down from a moderately hot 81°F (27.2°C) in September to a pleasant 68.9°F (20.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Philadelphia, Tennessee, with temperature in the range of an average low of 39.2°F (4°C) and an average high of 57.2°F (14°C). November's arrival correlates with a reduction in the average high-temperature, down from a pleasant 68.9°F (20.5°C) in October to a moderate 57.2°F (14°C). Weather in November »

Weather in December

December, the first month of the winter in Philadelphia, is still a chilly month, with an average temperature varying between 49.5°F (9.7°C) and 35.4°F (1.9°C). With the arrival of December, Philadelphia notices a mild change in the average high-temperature, sliding from November's moderate 57.2°F (14°C) to a chilly 49.5°F (9.7°C). Weather in December »
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January proves to be the coldest month, recording an average maximum temperature of 45°F (7.2°C) and a minimum temperature of 30°F (-1.1°C).

How many days does it rain?

Throughout the year, there are 171.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

When does it snow in Philadelphia?

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

How much does it snow in Philadelphia?

In Philadelphia, during the entire year, snow falls for 15 days and aggregates up to 2.52" (64mm) of snow.

What is the month with the least sunshine?

With an average of 5.1h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index?

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

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 4.2 days and accumulates 0.91" (23mm) 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.

When it does not snow?

May through October are months without snowfall.

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

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 30min of daylight, June has the longest days of the year.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.7h of sunshine.

What part of the year is the hottest?

The month of July, characterized by an average high of 87.3°F (30.7°C) and a low of 65.5°F (18.6°C), is recognized as the warmest.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 18.3 days and accumulates 3.7" (94mm) of precipitation.

What is the least humid month?

The least humid month is August, with an average relative humidity of 74%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.69" (43mm) of precipitation.

What is the most humid month?

December is the most humid month, with an average relative humidity of 79%.

What is the month with the shortest days?

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

Average temperature
Philadelphia, TN

Average temperature - Philadelphia, TN

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45°F).

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure
Philadelphia, TN

Average pressure - Philadelphia, 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
Philadelphia, TN

Average wind speed - Philadelphia, TN

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity
Philadelphia, TN

Average humidity - Philadelphia, TN

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (74%).

Average rainfall
Philadelphia, TN

Average rainfall - Philadelphia, TN

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days
Philadelphia, TN

Average rainfall days - Philadelphia, TN

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.6 days).

Average snowfall
Philadelphia, TN

Average snowfall - Philadelphia, TN

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Philadelphia, TN

Average snowfall days - Philadelphia, TN

The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Philadelphia, TN

Average daylight / Average sunshine - Philadelphia, 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 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days
Philadelphia, TN

Average sunshine days - Philadelphia, TN

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.5 days).

Average UV index
Philadelphia, TN

Average UV index - Philadelphia, 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
Philadelphia, TN

Average visibility - Philadelphia, TN

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

Philadelphia, Tennessee, USA

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