Climate and monthly weather forecast
Jeff, KY

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Weather in January

January, like December, in Jeff, Kentucky, is an icy winter month, with an average temperature fluctuating between 40.6°F (4.8°C) and 27°F (-2.8°C). The lowest temperatures are recorded in January, with averages reaching a high of 40.6°F (4.8°C) and a low of 27°F (-2.8°C). Weather in January »

Weather in February

February, the last month of the winter in Jeff, is a frosty month, with an average temperature ranging between max 45.1°F (7.3°C) and min 30.4°F (-0.9°C). February notes an average high-temperature of a frosty 45.1°F (7.3°C), subtly differing from January's 40.6°F (4.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Jeff, Kentucky, with an average temperature fluctuating between 54.3°F (12.4°C) and 37.4°F (3°C). In Jeff, stepping into March brings a temperature increase, moving up from February's chilly 45.1°F (7.3°C) to a cool 54.3°F (12.4°C). Weather in March »

Weather in April

April is an enjoyable spring month in Jeff, Kentucky, with an average temperature fluctuating between 45.9°F (7.7°C) and 65.8°F (18.8°C). April signals a shift in the average high-temperature, moving from March's fresh 54.3°F (12.4°C) to an enjoyable 65.8°F (18.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Jeff, Kentucky, with an average temperature varying between 75°F (23.9°C) and 53.8°F (12.1°C). May brings a rise in the average high-temperature, transitioning from April's comfortable 65.8°F (18.8°C) to a moderately hot 75°F (23.9°C). Weather in May »

Weather in June

June, the first month of the summer in Jeff, is also a moderately hot month, with an average temperature varying between 59.5°F (15.3°C) and 82.4°F (28°C). The shift into June is accompanied by a modest temperature increase, with the average high-temperature edging up from 75°F (23.9°C) in May to a still moderately hot 82.4°F (28°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Jeff, Kentucky, with temperature in the range of an average high of 85.3°F (29.6°C) and an average low of 63°F (17.2°C). Jeff's temperature records reveal July as the warmest month, marked by average highs of 85.3°F (29.6°C) and lows of 63°F (17.2°C). July's average heat index is evaluated at a sweltering 96.8°F (36°C). Weather in July »

Weather in August

August, the last month of the summer in Jeff, is another warm month, with an average temperature varying between 61°F (16.1°C) and 84.2°F (29°C). With the advent of August, Jeff experiences an average high-temperature of a still moderately hot 84.2°F (29°C), mirroring a close resemblance to the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Jeff, Kentucky, with temperature in the range of an average high of 78.3°F (25.7°C) and an average low of 56.3°F (13.5°C). With the commencement of September, Jeff records a moderate temperature decline, with the average high easing from August's moderately hot 84.2°F (29°C) to a still warm 78.3°F (25.7°C). Weather in September »

Weather in October

October, like September, in Jeff, Kentucky, is another enjoyable autumn month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 66.4°F (19.1°C). The onset of October coincides with a reduction in the average high-temperature, falling from a warm 78.3°F (25.7°C) in September to a comfortable 66.4°F (19.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Jeff, is another cool month, with an average temperature ranging between min 37.2°F (2.9°C) and max 54°F (12.2°C). The shift to November brings a decrease in the average high-temperature, falling from an enjoyable 66.4°F (19.1°C) in October to a fresh 54°F (12.2°C). Weather in November »

Weather in December

December, the first month of the winter in Jeff, is also a frosty month, with an average temperature ranging between min 33.1°F (0.6°C) and max 45.1°F (7.3°C). December is characterized by a slight reduction in average high-temperature, easing from a fresh 54°F (12.2°C) in November to a chilly 45.1°F (7.3°C). Weather in December »
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Jeff?

January is the coldest month, exhibiting average temperatures of 40.6°F (4.8°C) at the peak and 27°F (-2.8°C) at the base.

How many days does it rain?

Throughout the year, there are 168.8 rainfall days, and 24.84" (631mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 33.3 snowfall days, and 11.34" (288mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.3h of sunshine.

What is the month with the lowest UV index?

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

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 80%.

What is the wettest month?

February is the month with the most rainfall. Rain falls for 11 days and accumulates 2.76" (70mm) of precipitation.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 8.9 days and typically aggregates up to 3.15" (80mm) 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 in Jeff.

When is the highest UV index in Jeff?

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

When are the longest days?

June has the longest days of the year, with an average of 14h and 42min of daylight.

What is the month with the most sunshine in Jeff?

The months with the most sunshine are June through August, with an average of 10.1h of sunshine.

What time of the year is the hottest in Jeff?

With average high temperatures of 85.3°F (29.6°C) and lows of 63°F (17.2°C), July is the warmest month.

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.46" (37mm) of precipitation.

What is the least humid month?

The least humid month is November, with an average relative humidity of 75%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

Average pressure
Jeff, KY

Average pressure - Jeff, KY

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
Jeff, KY

Average wind speed - Jeff, KY

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity
Jeff, KY

Average humidity - Jeff, KY

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (75%).

Average rainfall
Jeff, KY

Average rainfall - Jeff, KY

The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days
Jeff, KY

Average rainfall days - Jeff, KY

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (10.5 days).

Average snowfall
Jeff, KY

Average snowfall - Jeff, KY

The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Jeff, KY

Average snowfall days - Jeff, KY

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Jeff, KY

Average daylight / Average sunshine - Jeff, KY

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days
Jeff, KY

Average sunshine days - Jeff, KY

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.7 days).

Average UV index
Jeff, KY

Average UV index - Jeff, KY

The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average visibility
Jeff, KY

Average visibility - Jeff, KY

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

Jeff, Kentucky, USA

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