Climate and monthly weather forecast
Royal Blue, TN

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Weather in January

January, the same as December, is an icy winter month in Royal Blue, Tennessee, with an average temperature ranging between max 42.3°F (5.7°C) and min 27.7°F (-2.4°C). Royal Blue's January weather, marked by an average high temperature of 42.3°F (5.7°C) and an average low temperature of 27.7°F (-2.4°C), is the coldest in the year. Weather in January »

Weather in February

The last month of the winter, February, is a chilly month in Royal Blue, Tennessee, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 31.5°F (-0.3°C). Royal Blue, Tennessee, experiences a transition to a chilly 47.3°F (8.5°C) in average high-temperatures with the arrival of February, not greatly differing from January's 42.3°F (5.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a mild month in Royal Blue, Tennessee, with an average temperature varying between 37.9°F (3.3°C) and 55.6°F (13.1°C). The beginning of March marks a minor shift in the average high-temperature, moving from February's frosty 47.3°F (8.5°C) to a mild 55.6°F (13.1°C). Weather in March »

Weather in April

April in Royal Blue, Tennessee, is a comfortable spring month, with an average temperature fluctuating between 66.7°F (19.3°C) and 46.2°F (7.9°C). April marks a rise in the average high-temperature, moving from March's refreshing 55.6°F (13.1°C) to an enjoyable 66.7°F (19.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Royal Blue, Tennessee, with an average temperature ranging between max 76.1°F (24.5°C) and min 54.3°F (12.4°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a comfortable 66.7°F (19.3°C) in April to a moderately hot 76.1°F (24.5°C). Weather in May »

Weather in June

June, the first month of the summer in Royal Blue, is still a warm month, with an average temperature ranging between max 83.3°F (28.5°C) and min 60.4°F (15.8°C). A subtle rise in the average high-temperature is observed during June, adjusting from 76.1°F (24.5°C) in May to a still warm 83.3°F (28.5°C). Weather in June »

Weather in July

July in Royal Blue, Tennessee, is a tropical summer month, with temperature in the range of an average high of 86°F (30°C) and an average low of 63.7°F (17.6°C). The temperatures reach their highest averages in July, with highs of 86°F (30°C) and lows of 63.7°F (17.6°C). For July, the heat index is appraised at a very hot 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in Royal Blue, is another warm month, with an average temperature varying between 61.9°F (16.6°C) and 84.9°F (29.4°C). August's presence marks an average high-temperature of a warm 84.9°F (29.4°C), subtly varied 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 Royal Blue, Tennessee, with an average temperature ranging between min 57.2°F (14°C) and max 79.2°F (26.2°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's 84.9°F (29.4°C) to a still moderately hot 79.2°F (26.2°C). Weather in September »

Weather in October

October, like September, in Royal Blue, Tennessee, is another refreshing autumn month, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 46.9°F (8.3°C). A subtle decrease in the average high-temperature marks October, falling from September's moderately hot 79.2°F (26.2°C) to a comfortable 67.1°F (19.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Royal Blue, Tennessee, with an average temperature varying between 37.2°F (2.9°C) and 54.7°F (12.6°C). With November's arrival, Royal Blue's weather changes as the average high-temperature falls from a comfortable 67.1°F (19.5°C) in October to a cool 54.7°F (12.6°C). Weather in November »

Weather in December

December, the first month of the winter in Royal Blue, is also a frosty month, with temperature in the range of an average high of 46.9°F (8.3°C) and an average low of 33.4°F (0.8°C). With the commencement of December, Royal Blue records a moderate temperature decline, with the average high easing from November's fresh 54.7°F (12.6°C) to a chilly 46.9°F (8.3°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Royal Blue?

In Royal Blue, Tennessee, the average lowest temperatures are observed in January, with a high of 42.3°F (5.7°C) and a low of 27.7°F (-2.4°C).

How much does it rain in Royal Blue?

In Royal Blue, during the entire year, the rain falls for 167 days and collects up to 33.62" (854mm) of precipitation.

When does it snow in Royal Blue?

Months with snowfall in Royal Blue, Tennessee, are January through April, November and December.

How much does it snow in Royal Blue?

Throughout the year, in Royal Blue, there are 17.6 snowfall days, and 6.02" (153mm) of snow is accumulated.

What is the month with the least sunshine in Royal Blue?

The month with the least sunshine is January, with an average of 4.5h of sunshine.

What is the month with the lowest UV index in Royal Blue?

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

What is the most humid month in Royal Blue?

The months with the highest humidity are February and December, with an average relative humidity of 81%.

What is the wettest month in Royal Blue?

February is the month with the most rainfall. Rain falls for 11.7 days and accumulates 3.94" (100mm) of precipitation.

What is the snowiest month in Royal Blue?

February is the month with the most snowfall in Royal Blue. Snow falls for 4.8 days and accumulates 2.01" (51mm) of snow.

When is Daylight Saving Time (DST) in Royal Blue?

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 Royal Blue?

In Royal Blue, Tennessee, snow does not fall in May through October.

When is the highest UV index in Royal Blue?

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

When are the longest days in Royal Blue?

June has the longest days of the year in Royal Blue, Tennessee, with an average of 14h and 36min of daylight.

What month has the most sunshine in Royal Blue?

The month with the most sunshine in Royal Blue, Tennessee, is June, with an average of 10.3h of sunshine.

What is the hottest time of year in Royal Blue?

July is the month when Royal Blue experiences its warmest temperatures, averaging a high of 86°F (30°C) and a low of 63.7°F (17.6°C).

What is the least humid month in Royal Blue?

With an average relative humidity of 76%, August is the least humid month in Royal Blue.

What is the driest month in Royal Blue?

The month with the least rainfall in Royal Blue, Tennessee, is September, when the rain falls for 12.6 days and typically collects 1.89" (48mm) of precipitation.

What is the month with the shortest days in Royal Blue?

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

Average temperature
Royal Blue, TN

Average temperature - Royal Blue, TN

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.3°F).

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure
Royal Blue, TN

Average pressure - Royal Blue, 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
Royal Blue, TN

Average wind speed - Royal Blue, 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 (3.5mph).

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Average humidity
Royal Blue, TN

Average humidity - Royal Blue, TN

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (76%).

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Average rainfall
Royal Blue, TN

Average rainfall - Royal Blue, TN

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days
Royal Blue, TN

Average rainfall days - Royal Blue, TN

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall
Royal Blue, TN

Average snowfall - Royal Blue, TN

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Royal Blue, TN

Average snowfall days - Royal Blue, TN

The month with the highest number of snowfall days is January (5.5 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
Royal Blue, TN

Average daylight / Average sunshine - Royal Blue, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days
Royal Blue, TN

Average sunshine days - Royal Blue, TN

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index
Royal Blue, TN

Average UV index - Royal Blue, 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
Royal Blue, TN

Average visibility - Royal Blue, TN

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

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Royal Blue, Tennessee, USA

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