Climate and monthly weather forecast
Fort Thomas, KY

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The climate of Fort Thomas

Nestled in the humid subtropical climate zone, the climate under Köppen classification for Fort Thomas, Kentucky, USA stands as Cfa; marked by high temperatures, ample rainfall, and no specific dry season. The geographical position of the city contributes to the varied weather year-round.

Throughout the year, Fort Thomas experiences a relatively stable temperature, with spikes during the summer months. The mean high temperature ranges from 36.1°F (2.3°C) in January to a peak of 84.7°F (29.3°C) in July, while the low temperature varies between 23.7°F (-4.6°C) and 66°F (18.9°C) over the same period. This city presents high relative humidity during the year, with a peak of 81% in February and December, and slightly lower rates of 74% from August to November.

In terms of precipitation, Fort Thomas receives consistent rainfall all year, varying from 1.54" (39mm) in September to 3.27" (83mm) in May, with a moderate number of rainfall days ranging from 8.2 in February to 17.7 in May. Snowfall registers in the winter months with the highest at 2.01" (51mm) in February. For the sunshine enthusiasts, the city offers more radiant days during the summer with up to 15 hours of daylight in June and July.

The best time to visit Fort Thomas

Those seeking milder temperatures and copious sunlight hours might consider visiting Fort Thomas between May and September. During this period, the city experiences maximum temperatures that range from 73.8°F (23.2°C) to 84.7°F (29.3°C) and at least eight hours of sunshine per day. Furthermore, rainfall is comparatively less in September, and humidity rates are relatively lower than during other months.

The worst time to visit Fort Thomas

For those who prefer to avoid icy temperatures and snowfall, it is recommended to forego visiting between December and February. These months experience the lowest temperatures, with minimums sinking to 23.7°F (-4.6°C) in January, and snowfall peaking at 2.01" (51mm) in February.

Spring weather in Fort Thomas

Spring in Fort Thomas brings a notable increase in temperature, with maximum temperatures shooting up from 51.4°F (10.8°C) in March to 73.8°F (23.2°C) in May. However, visitors should note the increase in rainfall during this season, with May experiencing a peak rainfall of 3.27" (83mm), and a sizable increase in the number of rainfall days, reaching 17.7 days in May.

Summer weather in Fort Thomas

The summer season, from June to August, offers the warmest temperatures in Fort Thomas. The highs soar to between 81.5°F (27.5°C) and 84.7°F (29.3°C) with lows registering between 62.4°F (16.9°C) and 66°F (18.9°C). Although it is the sunniest season, with the city basking under as much as 14.9 hours of daylight in June, the monthly rainfall never falls below 1.97" (50mm).

Autumn weather in Fort Thomas

The weather in Fort Thomas from September to November sees a gradual drop in temperatures. In September, highs of 77.9°F (25.5°C) and lows of 58.6°F (14.8°C) can be expected. By November, temperatures have dropped to highs of 51.3°F (10.7°C) and lows of 36.5°F (2.5°C). Although the season sees a reduction in daylight hours, the city still enjoys a significant duration of sunshine each day.

Winter weather in Fort Thomas

December to February marks winter in Fort Thomas. During this period, temperatures can drop to a low of 23.7°F (-4.6°C) in January, while highs only reach 40.8°F (4.9°C) in February. Visitors can expect snowfall between 1.46" (37mm) and 2.01" (51mm) along with reduced daylight hours, peaking at 9.8 hours in December. Despite the grey skies, the city retains clarity with visibility consistently standing at 6 miles throughout the winter months.

Weather in January

January ushers in the New Year with a mix of frosty temperatures and precipitation in Fort Thomas, Kentucky. Locals often experience heavy cloud cover, with temperatures between 23.7°F (-4.6°C) and 36.1°F (2.3°C). However, the sun graces the sky for an average of 3.9 hours a day, providing a pleasant contrast to the dominantly cold weather. Weather in January »

Weather in February

As winter continues in February, Fort Thomas experiences a slight increase in temperatures compared to January. This month also witnesses higher rainfall of around 2.28" (58mm), which translates to slightly wetter conditions. Despite February being the shortest month of the year, the daylight hours increase noticeably from the previous month, allowing for more outdoor activities. Weather in February »

Weather in March

March brings a remarkable improvement in weather conditions in Fort Thomas, with temperatures rising between 35.4°F (1.9°C) and 51.4°F (10.8°C). This month sees the last traces of winter melting away, as snowfall drops to 1.73" (44mm). Weather in March »

Weather in April

April ushers in the spring season in earnest in Fort Thomas, with much improved weather conditions. With temperatures fluctuating from 45.1°F (7.3°C) to 63.7°F (17.6°C), this month offers a welcome respite from the cold of the previous months. Weather in April »

Weather in May

May is characterized by noticeable warmth and humidity in Fort Thomas, with the temperature reaching up to 73.8°F (23.2°C). With the onset of summer, this month stands out with 14.3 hours of average daylight—the most prolonged daylight duration since the start of the year. Weather in May »

Weather in June

June marks the beginning of summer in Fort Thomas, registering as the warmest month thus far, with a temperate climb to a peak of 81.5°F (27.5°C). Fort Thomas basks in an average of 14.9 hours of daylight, making it the month with the longest daylight hours of the year. Weather in June »

Weather in July

July is undoubtedly the hottest month in Fort Thomas, with temperatures soaring as high as 84.7°F (29.3°C). It also marks a crucial point in the weather calendar of the city, with 14.6 hours of daylight and a UV index of 6. This combination encourages residents and tourists to engage in various sun-drenched activities, albeit with necessary precautions against sunburn. Weather in July »

Weather in August

August experiences a dip in average temperature, compared to July, but the diminution is barely noticeable with temperatures rising to 83.8°F (28.8°C). While the amount of rainfall decreases to 1.97" (50mm), the number of rainy days remains unchanged from July. Weather in August »

Weather in September

The arrival of September signals the beginning of Autumn in Fort Thomas, with temperatures dipping to a cooler span of 58.6°F (14.8°C) to 77.9°F (25.5°C). This month maintains a high level of humidity at 74%, which can cause a feeling of dampness and stickiness. Weather in September »

Weather in October

October features cooler weather in Fort Thomas, with temperatures ranging from 47.3°F (8.5°C) to 64.8°F (18.2°C). This month witnesses a moderate quantity of rainfall about 1.77" (45mm), ensuring the conservation of the city's lush landscape. Weather in October »

Weather in November

November continues the trend of falling temperatures in Fort Thomas, dropping between 36.5°F (2.5°C) and 51.3°F (10.7°C). This shift in temperature brings in the winter chill, making the weather significantly colder than in previous months. Weather in November »

Weather in December

December ushers in the winter season in full swing, embracing Fort Thomas with temperatures dropping from 30.6°F (-0.8°C) to 41.9°F (5.5°C). December also brings with it a higher rainfall and snowfall, intensifying the winter chill. Weather in December »
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Fort Thomas's coldest month, January, generally records average temperatures ranging from a high of 36.1°F (2.3°C) to a low of 23.7°F (-4.6°C).

How many days does it rain?

Throughout the year, there are 150.9 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

In Fort Thomas, during the entire year, snow falls for 20.7 days and aggregates up to 6.85" (174mm) of snow.

What is the month with the least sunshine in Fort Thomas?

January has the least sunshine of the year, with an average of 3.9h of sunshine.

What is the month with the lowest UV index?

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

What is the most humid month?

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

When does it snow the most?

The month with the most snowfall is February, when snow falls for 5.5 days and typically aggregates up to 2.01" (51mm) 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.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.27" (83mm) of precipitation.

When it does not snow in Fort Thomas?

In Fort Thomas, snow does not fall in May through October.

What are the months with the highest UV index?

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

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What time of the year is the hottest?

July, with average temperatures reaching a high of 84.7°F (29.3°C) and a low of 66°F (18.9°C), is the warmest month.

What month has the most sunshine?

With an average of 10.3h of sunshine, July has the most sunshine of the year.

What are the least humid months?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

Average temperature
Fort Thomas, KY

Average temperature - Fort Thomas, KY

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure
Fort Thomas, KY

Average pressure - Fort Thomas, KY

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Fort Thomas, KY

Average wind speed - Fort Thomas, KY

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity
Fort Thomas, KY

Average humidity - Fort Thomas, KY

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall
Fort Thomas, KY

Average rainfall - Fort Thomas, KY

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days
Fort Thomas, KY

Average rainfall days - Fort Thomas, KY

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).

Average snowfall
Fort Thomas, KY

Average snowfall - Fort Thomas, KY

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").

Average snowfall days
Fort Thomas, KY

Average snowfall days - Fort Thomas, KY

The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Fort Thomas, KY

Average daylight / Average sunshine - Fort Thomas, KY

The month with the longest days is June (Average daylight: 14h and 54min).
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 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days
Fort Thomas, KY

Average sunshine days - Fort Thomas, KY

The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).

Average UV index
Fort Thomas, KY

Average UV index - Fort Thomas, KY

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, November and December (UV index 2).

Average visibility
Fort Thomas, KY

Average visibility - Fort Thomas, KY

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

Fort Thomas, Kentucky, USA

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