Climate and monthly weather forecast
Sulphur, KY

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Weather in January

January, like December, in Sulphur, Kentucky, is another cold winter month, with an average temperature fluctuating between 25.2°F (-3.8°C) and 38.3°F (3.5°C). Temperature records mark January as the coldest month, with highs averaging 38.3°F (3.5°C) and lows at 25.2°F (-3.8°C). Weather in January »

Weather in February

February, the last month of the winter in Sulphur, is a frosty month, with an average temperature ranging between min 28.4°F (-2°C) and max 43.2°F (6.2°C). The advent of February sees the average high-temperature at a frosty 43.2°F (6.2°C), subtly shifted from January's 38.3°F (3.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Sulphur, Kentucky, with an average temperature ranging between min 36.7°F (2.6°C) and max 53.6°F (12°C). Sulphur experiences a temperature shift with the start of March, with average high-temperatures moving from a frosty 43.2°F (6.2°C) in February to a fresh 53.6°F (12°C). Weather in March »

Weather in April

April in Sulphur, Kentucky, is a refreshing spring month, with an average temperature ranging between min 46.2°F (7.9°C) and max 65.3°F (18.5°C). The shift into April is characterized by a rise in the average high-temperature, transitioning from March's cool 53.6°F (12°C) to an enjoyable 65.3°F (18.5°C). Weather in April »

Weather in May

May, the last month of the spring in Sulphur, is a warm month, with an average temperature varying between 56.1°F (13.4°C) and 75.4°F (24.1°C). Sulphur, Kentucky, sees a rise in temperature during May, with average high-temperatures transitioning from a refreshing 65.3°F (18.5°C) in April to a moderately hot 75.4°F (24.1°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Sulphur, Kentucky, with an average temperature varying between 82.9°F (28.3°C) and 63.5°F (17.5°C). As May transitions into June, a subtle temperature shift is observed, with average highs adjusting from 75.4°F (24.1°C) to a still moderately hot 82.9°F (28.3°C). Weather in June »

Weather in July

July is a hot summer month in Sulphur, Kentucky, with an average temperature ranging between min 66.6°F (19.2°C) and max 86.2°F (30.1°C). Sulphur's July weather, marked by an average high temperature of 86.2°F (30.1°C) and an average low temperature of 66.6°F (19.2°C), is the warmest in the year. For most parts of July, the heat index is computed to be a fiery hot 98.6°F (37°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Sulphur, Kentucky, with an average temperature ranging between max 84.9°F (29.4°C) and min 64.9°F (18.3°C). The shift to August signals an average high-temperature of a moderately hot 84.9°F (29.4°C), subtly varied from July's 86.2°F (30.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Sulphur, Kentucky, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 59.5°F (15.3°C). Transitioning from August to September involves a subtle drop in average high-temperatures, descending from 84.9°F (29.4°C) to a still moderately hot 79°F (26.1°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Sulphur, Kentucky, with an average temperature ranging between min 47.7°F (8.7°C) and max 65.8°F (18.8°C). October implies a gentle temperature shift, with average high-temperatures reducing from September's warm 79°F (26.1°C) to a refreshing 65.8°F (18.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Sulphur, Kentucky, with an average temperature varying between 52.9°F (11.6°C) and 36.9°F (2.7°C). The start of November involves a temperature drop, moving from a comfortable 65.8°F (18.8°C) in October to a cool 52.9°F (11.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Sulphur, Kentucky, with an average temperature fluctuating between 31.3°F (-0.4°C) and 43.7°F (6.5°C). Sulphur's December weather features a mild decline in high-temperatures, reducing from a cool 52.9°F (11.6°C) in November to a chilly 43.7°F (6.5°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Sulphur?

In Sulphur, January registers the lowest temperatures, averaging 38.3°F (3.5°C) at the peak and 25.2°F (-3.8°C) at the lowest.

How many days does it rain in Sulphur?

Throughout the year, there are 170.6 rainfall days, and 35.59" (904mm) of precipitation is accumulated.

When does it snow in Sulphur?

January through April, October through December are months with snowfall in Sulphur, Kentucky.

How many days does it snow in Sulphur?

In Sulphur, during the entire year, snow falls for 33.6 days and aggregates up to 10.2" (259mm) of snow.

What is the month with the least sunshine in Sulphur?

With an average of 4.2h of sunshine, January has the least sunshine of the year.

When is the lowest UV index in Sulphur?

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

What is the most humid month in Sulphur?

February is the most humid month in Sulphur, with an average relative humidity of 81%.

When does it snow the most in Sulphur?

The month with the most snowfall in Sulphur, Kentucky, is February, when snow falls for 8.6 days and typically aggregates up to 2.72" (69mm) of snow.

When is Daylight Saving Time (DST) in Sulphur?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sulphur, Kentucky, 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.

What is the wettest month in Sulphur?

April is the month with the most rainfall in Sulphur, Kentucky. Rain falls for 16 days and accumulates 3.94" (100mm) of precipitation.

When it does not snow in Sulphur?

In Sulphur, snow does not fall in May through September.

When are the longest days in Sulphur?

With an average of 14h and 48min of daylight, June has the longest days of the year.

When is the highest UV index in Sulphur?

The months with the highest UV index in Sulphur, Kentucky, are June through August, with an average maximum UV index of 6.

What month is the hottest in Sulphur?

With average high and low temperatures of 86.2°F (30.1°C) and 66.6°F (19.2°C) respectively, July is Sulphur's warmest month.

What month has the most sunshine in Sulphur?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

What are the least humid months in Sulphur?

The months with the lowest humidity in Sulphur are August and October, with an average relative humidity of 74%.

What is the driest month in Sulphur?

The month with the least rainfall is September, when the rain falls for 13.8 days and typically collects 1.81" (46mm) of precipitation.

What is the month with the shortest days in Sulphur?

The month with the shortest days in Sulphur, Kentucky, is December, with an average of 9h and 30min of daylight.

Average temperature
Sulphur, KY

Average temperature - Sulphur, KY

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (38.3°F).

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure
Sulphur, KY

Average pressure - Sulphur, KY

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Sulphur, KY

Average wind speed - Sulphur, KY

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

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Average humidity
Sulphur, KY

Average humidity - Sulphur, KY

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and October (74%).

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Average rainfall
Sulphur, KY

Average rainfall - Sulphur, KY

The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days
Sulphur, KY

Average rainfall days - Sulphur, KY

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (11 days).

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Average snowfall
Sulphur, KY

Average snowfall - Sulphur, KY

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Sulphur, KY

Average snowfall days - Sulphur, KY

The month with the highest number of snowfall days is January (9.4 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
Sulphur, KY

Average daylight / Average sunshine - Sulphur, KY

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days
Sulphur, KY

Average sunshine days - Sulphur, KY

The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index
Sulphur, KY

Average UV index - Sulphur, KY

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

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Average visibility
Sulphur, KY

Average visibility - Sulphur, KY

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

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Sulphur, Kentucky, USA

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