Climate and monthly weather forecast
Round Rock, TN

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Weather in January

January, the same as December, in Round Rock, Tennessee, is another chilly winter month, with temperature in the range of an average high of 43.2°F (6.2°C) and an average low of 28.9°F (-1.7°C). January is the coldest month of the year, registering average temperatures as high as 43.2°F (6.2°C) and as low as 28.9°F (-1.7°C). Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Round Rock, Tennessee, with an average temperature varying between 32.4°F (0.2°C) and 48.4°F (9.1°C). Round Rock, Tennessee, marks the onset of February with an average high-temperature of a still frosty 48.4°F (9.1°C), a subtle shift from January's 43.2°F (6.2°C). Weather in February »

Weather in March

March, the first month of the spring in Round Rock, is a moderate month, with an average temperature varying between 56.7°F (13.7°C) and 38.8°F (3.8°C). In March, the average high-temperature marginally rises from a chilly 48.4°F (9.1°C) in February to a mild 56.7°F (13.7°C). Weather in March »

Weather in April

April in Round Rock, Tennessee, is an enjoyable spring month, with an average temperature fluctuating between 46.8°F (8.2°C) and 67.8°F (19.9°C). Round Rock's weather shows a temperature rise with the arrival of April, moving from a mild 56.7°F (13.7°C) in March to a still refreshing 67.8°F (19.9°C). Weather in April »

Weather in May

May, the last month of the spring in Round Rock, is a warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 54.5°F (12.5°C). As May begins, there's a slight increase in the average high-temperature, moving from a comfortable 67.8°F (19.9°C) in April to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Round Rock, Tennessee, with an average temperature ranging between max 83.8°F (28.8°C) and min 61.2°F (16.2°C). June witnesses a subtle temperature ascent, adjusting from 76.6°F (24.8°C) in May to a still warm 83.8°F (28.8°C). Weather in June »

Weather in July

July is a tropical summer month in Round Rock, Tennessee, with an average temperature varying between 64.4°F (18°C) and 86.5°F (30.3°C). In Round Rock, Tennessee, the average temperatures in July are the highest, with a peak at 86.5°F (30.3°C) and a low of 64.4°F (18°C). For July, the heat index is computed to be a very hot 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in Round Rock, is also a hot month, with an average temperature varying between 86.2°F (30.1°C) and 63.1°F (17.3°C). Round Rock's weather in August displays an average high-temperature of a still tropical 86.2°F (30.1°C), showing minor disparity from July's 86.5°F (30.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Round Rock, Tennessee, with an average temperature ranging between max 80.2°F (26.8°C) and min 58.1°F (14.5°C). In September, the average high-temperature marginally decreases from a hot 86.2°F (30.1°C) in August to a warm 80.2°F (26.8°C). Weather in September »

Weather in October

October, the same as September, in Round Rock, Tennessee, is another pleasant autumn month, with temperature in the range of an average high of 68.4°F (20.2°C) and an average low of 47.5°F (8.6°C). October brings a decrease in the average high-temperature, falling from September's moderately hot 80.2°F (26.8°C) to an agreeable 68.4°F (20.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Round Rock, Tennessee, with temperature in the range of an average high of 55.8°F (13.2°C) and an average low of 38.3°F (3.5°C). November weather is marked by a drop in the average high-temperature, falling from a pleasant 68.4°F (20.2°C) in October to a mild 55.8°F (13.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Round Rock, Tennessee, with an average temperature varying between 47.8°F (8.8°C) and 34.3°F (1.3°C). The advent of December brings a subtle shift in temperature, with the average high moving from a refreshing 55.8°F (13.2°C) in November to a frosty 47.8°F (8.8°C). Weather in December »
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Frequently asked questions

What are the coldest months in Round Rock?

Round Rock, Tennessee, experiences its lowest temperatures in January, with an average peak of 43.2°F (6.2°C) and a low of 28.9°F (-1.7°C).

How much does it rain in Round Rock?

In Round Rock, Tennessee, during the entire year, the rain falls for 184.3 days and collects up to 40.16" (1020mm) of precipitation.

When does it snow in Round Rock?

January through April, October through December are months with snowfall in Round Rock.

How many days does it snow in Round Rock?

Throughout the year, in Round Rock, there are 22.9 snowfall days, and 6.61" (168mm) of snow is accumulated.

What is the month with the least sunshine in Round Rock?

The month with the least sunshine is January, with an average of 4.8h of sunshine.

When is the lowest UV index in Round Rock?

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

What is the most humid month in Round Rock?

February and December, with an average relative humidity of 80%, are most humid months.

What is the wettest month in Round Rock?

February is the month with the most rainfall. Rain falls for 14.3 days and accumulates 4.8" (122mm) of precipitation.

What is the snowiest month in Round Rock?

February is the month with the most snowfall in Round Rock, Tennessee. Snow falls for 5.8 days and accumulates 2.2" (56mm) of snow.

When is Daylight Saving Time (DST) in Round Rock?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Round Rock, 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 Round Rock?

In Round Rock, snow does not fall in May through September.

What is the month with the highest UV index in Round Rock?

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

What are the least humid months in Round Rock?

The months with the lowest humidity are June through August, with an average relative humidity of 75%.

When are the longest days in Round Rock?

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

What month has the most sunshine in Round Rock?

June has the most sunshine of the year in Round Rock, Tennessee, with an average of 10.5h of sunshine.

What time of the year is the hottest in Round Rock?

The warmest time of the year in Round Rock, Tennessee, is July, with temperatures averaging a high of 86.5°F (30.3°C) and a low of 64.4°F (18°C).

What is the driest month in Round Rock?

The month with the least rainfall in Round Rock is September, when the rain falls for 13.1 days and typically collects 2.2" (56mm) of precipitation.

What is the month with the shortest days in Round Rock?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Round Rock.

Average temperature
Round Rock, TN

Average temperature - Round Rock, TN

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (43.2°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure
Round Rock, TN

Average pressure - Round Rock, TN

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed
Round Rock, TN

Average wind speed - Round Rock, TN

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity
Round Rock, TN

Average humidity - Round Rock, TN

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, July and August (75%).

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Average rainfall
Round Rock, TN

Average rainfall - Round Rock, TN

The wettest month (with the highest rainfall) is February (4.8").
The driest month (with the least rainfall) is September (2.2").

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Average rainfall days
Round Rock, TN

Average rainfall days - Round Rock, TN

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.7 days).

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Average snowfall
Round Rock, TN

Average snowfall - Round Rock, TN

The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Round Rock, TN

Average snowfall days - Round Rock, TN

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Round Rock, TN

Average daylight / Average sunshine - Round Rock, 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 month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days
Round Rock, TN

Average sunshine days - Round Rock, TN

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index
Round Rock, TN

Average UV index - Round Rock, 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
Round Rock, TN

Average visibility - Round Rock, TN

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

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Round Rock, Tennessee, USA

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