Climate and monthly weather forecast
Carrollton, TX

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The climate of Carrollton

Carrollton, situated in Texas, USA, falls within the realm of the humid subtropical climate, classified as 'Cfa' according to the Köppen climate classification. It experiences a humid subtropical atmosphere with no dry season, characterized by hot, humid summers and mild winters. The weather pattern remains complex throughout the year, with diverse parameters affecting the overall climate conditions.

Averaging from 38.8°F (3.8°C) in the initial months to 77°F (25°C) during the peak summer months, the nighttime temperatures display significant variations throughout the year. Daytime temperatures reflect a similar trend as well, with the lowest being 54.3°F (12.4°C) in winter months and elevating to a high of 96.3°F (35.7°C) in the summer. With average rainfall ranging from 1.73" (44mm) to 4.02" (102mm), Carrollton receives considerable rainfall throughout the year.

Humidity levels in Carrollton consistently linger from 54% to 69%, with a slight increase observed during the warmer months than in the colder ones. It's noteworthy that the city sees an annual sunshine duration varying from 5.6 hours to 11 hours per day. Occurrences of snowfall are confined to the first and final months of the year, with very slight levels noted.

The best time to visit Carrollton

Looking at weather parameters, the ideal time for a visit to Carrollton would be during the spring months. The temperatures during these months typically range between 50.5°F (10.3°C) and 75°F (23.9°C), offering a comfortable climate for tourists. With an average sunshine duration of 6.9 to 8 hours, these months provide ample sunlight for sightseeing activities. Also, the rainfall during spring stays fairly modest, with monthly averages varying from 2.68" (68mm) to 3.11" (79mm).

The worst time to visit Carrollton

Carrollton's summer months, particularly July and August, can be difficult for those not accustomed to high levels of heat. These months register the highest daylight temperatures, reaching up to 96.3°F (35.7°C), which can be uncomfortable for outdoor activities. Relative humidity during these months drops to around 54% to 60% resulting in the heightened experience of heat. Also, the amount of rainfall decreases, with an average of around 2.09" (53mm) to 2.24" (57mm).

Spring weather in Carrollton

Carrollton heralds the spring season with a comfortable blend of sun and rain. During these months, temperatures commence the season from 50.5°F (10.3°C) and gradually increase to 75°F (23.9°C). The city witnesses rainfall levels between 2.68" (68mm) and 3.11" (79mm), complementing the mild temperatures. Sunshine hours witness an increase from 6.9 to 8 hours per day, offering an inviting setting for sightseeing and outdoor fun. Wind speeds during the spring months trend from 9.9mph (15.9km/h) to 10mph (16.1km/h).

Summer weather in Carrollton

Summers in Carrollton are hot and humid. Temperatures during the day can soar to an elevated 96.3°F (35.7°C), with the nighttime offering little relief at around 77°F (25°C). Rainfall levels decrease during these months, with average levels around 2.09" (53mm) to 2.24" (57mm). However, this period does bring with it the longest sunshine hours, varying from 10.1 hours to 11 hours, offering bright and sunny days. Wind speeds tend to decrease slightly, fluctuating from 7.3mph (11.7km/h) to 8mph (12.9km/h).

Autumn weather in Carrollton

Autumn in Carrollton presents a shift from hot to more manageable temperatures. Daily highs start to decrease from 88°F (31.1°C) and reach 64.2°F (17.9°C) by the end of the season. Nights become cooler with temperatures dropping from 70.7°F (21.5°C) to 49.1°F (9.5°C). Rainfall increases slightly compared to the summer months, with averages between 2.13" (54mm) and 4.02" (102mm). While sunshine hours decline from 8.5 hours to 5.8 hours, the UV index falls from 6 to 4, making it more conducive to outdoor activities.

Winter weather in Carrollton

Winter in Carrollton is typified by mild and cool weather conditions. Daytime temperatures descend from 64.2°F (17.9°C) to 55.4°F (13°C), and nighttime temperatures further slump from 49.1°F (9.5°C) to 38.8°F (3.8°C). Despite these cold temperatures, snowfall occurrences are marginal and confined to just the start and end of the season. With a UV index of only 3 to 4, winter offers respite from the intense sun rays. Despite the shorter daylight hours, between 10 to 10.5 hours, and decreased sunshine duration, from 5.6 hours to 5.8 hours, winter presents a different allure for visitors.

Weather in January

In comparison to the following month, January in Carrollton, Texas, states cooler temperatures and higher winds. Temperatures fluctuate from 54.3°F (12.4°C) to 38.8°F (3.8°C), with an average relative humidity of 64%, making the atmosphere slightly dryer. Weather in January »

Weather in February

Winter continues to exert its influence over Carrollton, Texas, in February. Precipitation increase corresponds with the increment in the number of days with rainfall. A mere rise in average temperatures is noted, reaching 57.9°F (14.4°C) on warmer days and 42.4°F (5.8°C) on colder ones. Weather in February »

Weather in March

The transition to the warm weather begins in March, where a significant increase in temperatures distinguishes it from its preceding month. More daylight can be expected, affording more outdoor activities. A settling calm is distinguished by decreasing wind speed, yet rainfall continues somewhat on par with February. Weather in March »

Weather in April

April in Carrollton, Texas, brings about a considerable hike in temperatures reaching 75°F (23.9°C) as a highest average during the day and 56.5°F (13.6°C) as a lowest average. An amplified amount of daylight compared to March contributes to the warming atmosphere. Weather in April »

Weather in May

Carrollton warmly welcomes May with increasing temperatures and extended day length. While the expected rain may contribute to a small rise in relative humidity, it could provide a slight respite from the searing heat. Winds are noticeably mild, hardly interfering with outdoor activities. Weather in May »

Weather in June

June distinguishes itself as the month with the most sunshine hours in Carrollton, Texas, notwithstanding the higher first-digit temperatures. Watersports and indoor activities become more appealing due to the average temperatures of 91.2°F (32.9°C) highs and 74.1°F (23.4°C) lows. Weather in June »

Weather in July

July is the hottest month in Carrollton, Texas, reaching the highest temperature of the year, a sizzling 95.2°F (35.1°C). It also experiences the warmest nights with temperatures not dipping below 76.8°F (24.9°C) on average. Despite having fewer daylight hours than the previous month, the month remains arid with a relative humidity of only 60%. Weather in July »

Weather in August

August continues the trend of summer's sizzling temperatures in Carrollton, Texas, soaring to a compelling 96.3°F (35.7°C). A drop in humidity signifies increasingly arid conditions, making afternoons particularly blistering. Despite the minimal decrease in temperature from July, nights remain warm, supporting a genuine southern summer. Weather in August »

Weather in September

September announces the arrival of autumn in Carrollton, Texas, significantly reducing temperatures but still maintaining the city's warmth, with an average high temperature of 88°F (31.1°C). Rainfall rises and cloud coverage increases, inviting cooler and more pleasant weather conditions. Weather in September »

Weather in October

October in Carrollton, Texas, marks a distinct shift into the fall season, with enjoyable temperatures and a decline in humidity. A gradual drop in temperatures is evident, preparing for the oncoming winter. There is an increase in rainfall compared to the previous month, providing cultivation benefits for the autumn harvest. Weather in October »

Weather in November

The gradual transition toward winter continues in November with a noticeable decrease in temperature and daylight hours in Carrollton, Texas. The city experiences a gradual decrease in temperatures, from fairly warm to moderate, providing a distinctive autumnal feeling. Weather in November »

Weather in December

December brings winter to Carrollton, Texas, with the coolest monthly temperatures and the shortest day length. Snowfall emerges for the first time in the year, but it is infrequent and light. Frosty conditions dominate with cold winds adding to the chill. Weather in December »
Updated: Feb 14, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

What part of the year is the coldest in Carrollton?

The lowest temperatures in Carrollton, Texas, are recorded in January, with averages reaching a high of 54.3°F (12.4°C) and a low of 38.8°F (3.8°C).

How many days does it rain in Carrollton?

Throughout the year, there are 142.4 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

When does it snow in Carrollton?

January, February, November and December are months with snowfall.

How much does it snow in Carrollton?

In Carrollton, Texas, during the entire year, snow falls for 2.4 days and aggregates up to 0.94" (24mm) of snow.

What is the driest month in Carrollton?

The month with the least rainfall in Carrollton is February, when the rain falls for 10.3 days and typically collects 1.73" (44mm) of precipitation.

What is the snowiest month in Carrollton?

The month with the most snowfall in Carrollton is February, when snow falls for 1.1 days and typically aggregates up to 0.59" (15mm) of snow.

When it does not snow in Carrollton?

In Carrollton, snow does not fall in March through October.

When is Daylight Saving Time (DST) in Carrollton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Carrollton, Texas, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the most humid month in Carrollton?

May is the most humid month in Carrollton, Texas, with an average relative humidity of 71%.

What are the months with the highest UV index in Carrollton?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

When are the longest days in Carrollton?

June has the longest days of the year, with an average of 14h and 18min of daylight.

What is the month with the most sunshine in Carrollton?

July and August, with an average of 11h of sunshine, are months with the most sunshine in Carrollton, Texas.

What part of the year is the hottest in Carrollton?

Carrollton experiences its average highest temperatures in August, reaching a peak of 96.3°F (35.7°C) and a minimum of 77°F (25°C).

What is the least humid month in Carrollton?

The least humid month in Carrollton, Texas, is August, with an average relative humidity of 54%.

What is the wettest month in Carrollton?

The month with the most rainfall in Carrollton is October, when the rain falls for 11.9 days and typically aggregates up to 4.02" (102mm) of precipitation.

What is the month with the shortest days in Carrollton?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

What is the month with the least sunshine in Carrollton?

The month with the least sunshine in Carrollton, Texas, is December, with an average of 5.6h of sunshine.

What is the month with the lowest UV index in Carrollton?

December is the month with the lowest UV index in Carrollton, Texas, with an average maximum UV index of 3.

Average temperature
Carrollton, TX

Average temperature - Carrollton, TX

The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (54.3°F).

The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure
Carrollton, TX

Average pressure - Carrollton, TX

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Carrollton, TX

Average wind speed - Carrollton, TX

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

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Average rainfall
Carrollton, TX

Average rainfall - Carrollton, TX

The wettest month (with the highest rainfall) is October (4.02").
The driest month (with the least rainfall) is February (1.73").

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Average rainfall days
Carrollton, TX

Average rainfall days - Carrollton, TX

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall
Carrollton, TX

Average snowfall - Carrollton, TX

The month with the highest snowfall is February (0.59").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days
Carrollton, TX

Average snowfall days - Carrollton, TX

The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Carrollton, TX

Average daylight / Average sunshine - Carrollton, TX

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days
Carrollton, TX

Average sunshine days - Carrollton, TX

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is September (13.8 days).

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Average visibility
Carrollton, TX

Average visibility - Carrollton, TX

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).

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Carrollton, Texas, USA

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