Climate and monthly weather forecast
McHarg, TN

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Weather in January

January, the same as December, in McHarg, Tennessee, is a frosty winter month, with an average temperature ranging between min 30.2°F (-1°C) and max 45.1°F (7.3°C). January, marked by an average high-temperature of 45.1°F (7.3°C) and a low-temperature of 30.2°F (-1°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in McHarg, is a fresh month, with temperature in the range of an average high of 50°F (10°C) and an average low of 34.3°F (1.3°C). McHarg notes an average high-temperature of a fresh 50°F (10°C) in February, hardly diverging from January. Weather in February »

Weather in March

March, the first month of the spring in McHarg, is a moderate month, with temperature in the range of an average high of 57.4°F (14.1°C) and an average low of 40.3°F (4.6°C). March sees a marginal temperature increase, moving from a cool 50°F (10°C) in February to a mild 57.4°F (14.1°C). Weather in March »

Weather in April

April is a comfortable spring month in McHarg, Tennessee, with temperature in the range of an average high of 67.3°F (19.6°C) and an average low of 47.8°F (8.8°C). Entering April, McHarg sees a temperature rise, with the average high-temperature advancing from March's mild 57.4°F (14.1°C) to an enjoyable 67.3°F (19.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in McHarg, Tennessee, with an average temperature varying between 75°F (23.9°C) and 55°F (12.8°C). Observing a minor shift, the average high-temperature during May adjusts from April's refreshing 67.3°F (19.6°C) to a moderately hot 75°F (23.9°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in McHarg, Tennessee, with an average temperature ranging between max 82.6°F (28.1°C) and min 61.3°F (16.3°C). McHarg observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's 75°F (23.9°C) to a still warm 82.6°F (28.1°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in McHarg, Tennessee, with an average temperature fluctuating between 64°F (17.8°C) and 84.9°F (29.4°C). McHarg's temperature records reveal July as the warmest month, marked by average highs of 84.9°F (29.4°C) and lows of 64°F (17.8°C). Throughout July, the heat index is evaluated at a very hot 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in McHarg, Tennessee, with an average temperature fluctuating between 63.7°F (17.6°C) and 84.4°F (29.1°C). McHarg, Tennessee, marks the arrival of August with an average high-temperature of a still moderately hot 84.4°F (29.1°C), hardly different from July's 84.9°F (29.4°C). Weather in August »

Weather in September

September, the first month of the autumn in McHarg, is still a warm month, with an average temperature fluctuating between 59.5°F (15.3°C) and 79.3°F (26.3°C). The dawn of September sees an average high-temperature of a still warm 79.3°F (26.3°C), subtly contrasting with August's 84.4°F (29.1°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in McHarg, Tennessee, with an average temperature ranging between min 48.4°F (9.1°C) and max 68.5°F (20.3°C). In McHarg, the average high-temperature in October drops from a warm 79.3°F (26.3°C) in September to an agreeable 68.5°F (20.3°C). Weather in October »

Weather in November

November, the last month of the autumn in McHarg, is another mild month, with temperature in the range of an average low of 39.2°F (4°C) and an average high of 57°F (13.9°C). The transition into November indicates a reduction in the average high-temperature, down to a refreshing 57°F (13.9°C) from October's agreeable 68.5°F (20.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in McHarg, Tennessee, with an average temperature ranging between max 50°F (10°C) and min 35.4°F (1.9°C). December implies a soft temperature shift, with average high-temperatures reducing from November's refreshing 57°F (13.9°C) to a cool 50°F (10°C). Weather in December »

Frequently asked questions

What part of the year is the coldest?

With its average high temperature of 45.1°F (7.3°C) and a low of 30.2°F (-1°C), January is regarded as the coldest month.

How much does it rain in McHarg?

In McHarg, during the entire year, the rain falls for 190.7 days and collects up to 47.32" (1202mm) of precipitation.

When does it snow in McHarg?

January through April, October through December are months with snowfall.

How much does it snow?

Throughout the year, there are 14.7 snowfall days, and 6.38" (162mm) of snow is accumulated.

What is the month with the lowest UV index?

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

When does it snow the most?

February is the month with the most snowfall. Snow falls for 3.7 days and accumulates 2.13" (54mm) 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 September are months without snowfall.

When is the highest UV index?

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

When are the longest days?

June has the longest days of the year, with an average of 14h and 30min of daylight.

What month has the most sunshine?

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

What part of the year is the hottest?

McHarg experiences its highest temperatures in July, with an average peak of 84.9°F (29.4°C) and a low of 64°F (17.8°C).

What is the driest month in McHarg?

September is the month with the least rainfall. Rain falls for 14.9 days and accumulates 2.91" (74mm) of precipitation.

What are the least humid months?

October and November, with an average relative humidity of 76%, are the least humid months in McHarg.

What is the most humid month?

December is the most humid month, with an average relative humidity of 81%.

What is the wettest month?

December is the month with the most rainfall in McHarg. Rain falls for 14.5 days and accumulates 4.8" (122mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 48min of daylight.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5h of sunshine.

Average pressure
McHarg, TN

Average pressure - McHarg, TN

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed
McHarg, TN

Average wind speed - McHarg, 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 (3.7mph).

Average humidity
McHarg, TN

Average humidity - McHarg, TN

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

Average rainfall
McHarg, TN

Average rainfall - McHarg, TN

The wettest month (with the highest rainfall) is December (4.8").
The driest month (with the least rainfall) is September (2.91").

Average rainfall days
McHarg, TN

Average rainfall days - McHarg, TN

The months with the highest number of rainy days are June and July (19.8 days).
The month with the least rainy days is November (11.3 days).

Average snowfall
McHarg, TN

Average snowfall - McHarg, TN

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
McHarg, TN

Average snowfall days - McHarg, TN

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
McHarg, TN

Average daylight / Average sunshine - McHarg, 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 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days
McHarg, TN

Average sunshine days - McHarg, TN

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (8 days).

Average UV index
McHarg, TN

Average UV index - McHarg, 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
McHarg, TN

Average visibility - McHarg, TN

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

McHarg, Tennessee, USA

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