Climate and monthly weather forecast
Cardiff, TN

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Weather in January

January, like December, is a frosty winter month in Cardiff, Tennessee, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 29.1°F (-1.6°C). January, having an average high-temperature of 43.7°F (6.5°C) and an average low-temperature of 29.1°F (-1.6°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Cardiff, is another chilly month, with an average temperature varying between 33.4°F (0.8°C) and 48.6°F (9.2°C). The transition from January to February sees average high-temperatures adjusting to a still chilly 48.6°F (9.2°C), from a not significantly different 43.7°F (6.5°C). Weather in February »

Weather in March

March, the first month of the spring in Cardiff, is a refreshing month, with an average temperature varying between 57°F (13.9°C) and 39.7°F (4.3°C). As Cardiff enters March, the average high-temperature marginally increases from the a frosty 48.6°F (9.2°C) of February to a mild 57°F (13.9°C). Weather in March »

Weather in April

April is an agreeable spring month in Cardiff, Tennessee, with an average temperature fluctuating between 68°F (20°C) and 47.8°F (8.8°C). April's arrival brings a temperature shift, moving from a refreshing 57°F (13.9°C) in March to a pleasant 68°F (20°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Cardiff, Tennessee, with an average temperature ranging between min 55.2°F (12.9°C) and max 76.6°F (24.8°C). The arrival of May signals a slight increase in the average high-temperature, moving from an agreeable 68°F (20°C) in April to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

June, the first month of the summer in Cardiff, is still a warm month, with an average temperature ranging between max 83.7°F (28.7°C) and min 61.7°F (16.5°C). June's arrival coincides with a marginal rise in the average high-temperature, moving from May's moderately hot 76.6°F (24.8°C) to a still warm 83.7°F (28.7°C). Weather in June »

Weather in July

July in Cardiff, Tennessee, is a hot summer month, with an average temperature ranging between min 64.9°F (18.3°C) and max 86.4°F (30.2°C). With its high average temperature of 86.4°F (30.2°C) and a low of 64.9°F (18.3°C), July is regarded as the warmest month. During July, the heat index is appraised at a very hot 98.6°F (37°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Cardiff, Tennessee, with an average temperature ranging between min 63.9°F (17.7°C) and max 85.5°F (29.7°C). In August, Cardiff experiences a minor shift in meteorological conditions with average high-temperatures marked at a moderately hot 85.5°F (29.7°C), closely mirroring the climate in July. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Cardiff, Tennessee, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 59.2°F (15.1°C). Cardiff's September weather features a light decline in high-temperatures, reducing from 85.5°F (29.7°C) in August to a still moderately hot 79.7°F (26.5°C). Weather in September »

Weather in October

October, the same as September, in Cardiff, Tennessee, is an agreeable autumn month, with temperature in the range of an average high of 68.2°F (20.1°C) and an average low of 48.4°F (9.1°C). With the beginning of October, the average high-temperature shows a decrease, transitioning from a warm 79.7°F (26.5°C) in September to an agreeable 68.2°F (20.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another mild month in Cardiff, Tennessee, with temperature in the range of an average high of 56.1°F (13.4°C) and an average low of 38.7°F (3.7°C). Cardiff's weather changes with the onset of November, slightly falling from a pleasant 68.2°F (20.1°C) in October to a moderate 56.1°F (13.4°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Cardiff, Tennessee, with an average temperature ranging between min 34.7°F (1.5°C) and max 48.6°F (9.2°C). December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a mild 56.1°F (13.4°C) in November to a frosty 48.6°F (9.2°C). Weather in December »
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Frequently asked questions

What month is the coldest in Cardiff?

Cardiff's January weather, with an average high temperature of 43.7°F (6.5°C) and an average low temperature of 29.1°F (-1.6°C), tends to be the coldest of the year.

How many days does it rain in Cardiff?

Throughout the year, there are 176.6 rainfall days, and 39.41" (1001mm) of precipitation is accumulated.

When does it snow in Cardiff?

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

How much does it snow in Cardiff?

Throughout the year, in Cardiff, there are 11.6 snowfall days, and 3.15" (80mm) of snow is accumulated.

What are the months with the least sunshine in Cardiff?

January and December, with an average of 4.9h of sunshine, are months with the least sunshine.

What are the months with the lowest UV index in Cardiff?

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

What is the snowiest month in Cardiff?

The month with the most snowfall in Cardiff is February, when snow falls for 3.3 days and typically aggregates up to 1.18" (30mm) of snow.

When is Daylight Saving Time (DST) in Cardiff?

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 Cardiff?

May through October are months without snowfall.

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

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

When are the longest days in Cardiff?

The month with the longest days in Cardiff, Tennessee, is June, with an average of 14h and 36min of daylight.

What month has the most sunshine in Cardiff?

June has the most sunshine of the year in Cardiff, with an average of 10.4h of sunshine.

What are the warmest months in Cardiff?

The warmest temperatures in Cardiff, Tennessee, occur during July, when averages reach a peak of 86.4°F (30.2°C) and a low of 64.9°F (18.3°C).

What is the wettest month in Cardiff?

The month with the most rainfall in Cardiff is July, when the rain falls for 19.4 days and typically aggregates up to 4.29" (109mm) of precipitation.

What is the driest month in Cardiff?

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 2.32" (59mm) of precipitation.

What is the least humid month in Cardiff?

The least humid month in Cardiff is November, with an average relative humidity of 76%.

What is the most humid month in Cardiff?

The most humid month in Cardiff, Tennessee, is December, with an average relative humidity of 80%.

What is the month with the shortest days in Cardiff?

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

Average temperature
Cardiff, TN

Average temperature - Cardiff, TN

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (43.7°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

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Average pressure
Cardiff, TN

Average pressure - Cardiff, 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
Cardiff, TN

Average wind speed - Cardiff, 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).

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Average rainfall
Cardiff, TN

Average rainfall - Cardiff, TN

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is September (2.32").

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Average rainfall days
Cardiff, TN

Average rainfall days - Cardiff, TN

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (10.7 days).

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Average snowfall
Cardiff, TN

Average snowfall - Cardiff, TN

The month with the highest snowfall is February (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Cardiff, TN

Average snowfall days - Cardiff, TN

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Cardiff, TN

Average daylight / Average sunshine - Cardiff, 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 48min).

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 54min).

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Average sunshine days
Cardiff, TN

Average sunshine days - Cardiff, TN

The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index
Cardiff, TN

Average UV index - Cardiff, 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
Cardiff, TN

Average visibility - Cardiff, TN

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

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Cardiff, Tennessee, USA

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