Climate and monthly weather forecast
Colleyville, TX

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Weather in January

January, the same as December, is another fresh winter month in Colleyville, Texas, with an average temperature ranging between max 54.5°F (12.5°C) and min 39°F (3.9°C). January, marked by an average high-temperature of 54.5°F (12.5°C) and a low-temperature of 39°F (3.9°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a refreshing month in Colleyville, Texas, with an average temperature ranging between min 42.3°F (5.7°C) and max 58.3°F (14.6°C). Colleyville registers an average high-temperature of a refreshing 58.3°F (14.6°C) at the commencement of February, closely related to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a comfortable month in Colleyville, Texas, with an average temperature ranging between max 67.6°F (19.8°C) and min 50.5°F (10.3°C). March's arrival brings a change in high-temperatures, moving from a moderate 58.3°F (14.6°C) in February to an enjoyable 67.6°F (19.8°C). Weather in March »

Weather in April

April is a moderately hot spring month in Colleyville, Texas, with an average temperature fluctuating between 56.7°F (13.7°C) and 75°F (23.9°C). April's arrival sees a mild rise in the average high-temperature, transitioning from March's refreshing 67.6°F (19.8°C) to a moderately hot 75°F (23.9°C). Weather in April »

Weather in May

The last month of the spring, May, is also a moderately hot month in Colleyville, Texas, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64.8°F (18.2°C). May marks a minor ascent in the average high-temperature, adjusting from April's 75°F (23.9°C) to a still moderately hot 82°F (27.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Colleyville, Texas, with an average temperature fluctuating between 91.2°F (32.9°C) and 73.9°F (23.3°C). Colleyville experiences a temperature shift with the start of June, with average high-temperatures moving from a warm 82°F (27.8°C) in May to a hot 91.2°F (32.9°C). Weather in June »

Weather in July

July in Colleyville, Texas, is a very hot summer month, with an average temperature ranging between min 76.5°F (24.7°C) and max 95.4°F (35.2°C). Colleyville, Texas, marks the arrival of July with an average high-temperature of a sweltering 95.4°F (35.2°C), hardly different from June's 91.2°F (32.9°C). Weather in July »

Weather in August

August, the last month of the summer in Colleyville, is another very hot month, with an average temperature fluctuating between 76.6°F (24.8°C) and 96.1°F (35.6°C). August, known for its average high temperature of 96.1°F (35.6°C) and an average low temperature of 76.6°F (24.8°C), is the warmest month. For most parts of August, the heat index is estimated at a blisteringly hot 111.2°F (44°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Colleyville, Texas, with an average temperature varying between 87.8°F (31°C) and 70.2°F (21.2°C). The arrival of September is marked by a minor reduction in average high-temperature, sliding from a torrid 96.1°F (35.6°C) in August to a tropical 87.8°F (31°C). Weather in September »

Weather in October

October, like September, in Colleyville, Texas, is a moderately hot autumn month, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 58.6°F (14.8°C). The onset of October brings a small change in high-temperatures, falling from a tropical 87.8°F (31°C) in September to a moderately hot 76.1°F (24.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Colleyville, Texas, with an average temperature varying between 64.8°F (18.2°C) and 48.7°F (9.3°C). The average high-temperature drops in November, from October's warm 76.1°F (24.5°C) to an enjoyable 64.8°F (18.2°C). Weather in November »

Weather in December

December, the first month of the winter in Colleyville, is still a mild month, with an average temperature varying between 41.5°F (5.3°C) and 55.9°F (13.3°C). Transition into December subtly marks a drop in the average high-temperature, moderately moving from a comfortable 64.8°F (18.2°C) in November to a mild 55.9°F (13.3°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Colleyville?

January, characterized by an average high temperature of 54.5°F (12.5°C) and a low temperature of 39°F (3.9°C), is generally the coldest month.

How many days does it rain in Colleyville?

Throughout the year, in Colleyville, there are 97.1 rainfall days, and 8.66" (220mm) of precipitation is accumulated.

When it does not snow in Colleyville?

January, March through December are months without snowfall in Colleyville, Texas.

How many days does it snow in Colleyville?

Throughout the year, there are 2.1 snowfall days, and 0.16" (4mm) of snow is accumulated.

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

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

What is the driest month in Colleyville?

The month with the least rainfall in Colleyville, Texas, is February, when the rain falls for 5.4 days and typically collects 0.35" (9mm) of precipitation.

When does it snow in Colleyville?

The only month with snowfall in Colleyville is February.

When does it snow the most in Colleyville?

February is the month with the most snowfall in Colleyville. Snow falls for 1.2 days and accumulates 0.16" (4mm) of snow.

When is Daylight Saving Time (DST) in Colleyville?

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

With an average relative humidity of 71%, May is the most humid month in Colleyville.

What is the rainiest month in Colleyville?

The month with the most rainfall is May, when the rain falls for 10.2 days and typically aggregates up to 1.26" (32mm) of precipitation.

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

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

When are the longest days in Colleyville?

The month with the longest days in Colleyville, Texas, is June, with an average of 14h and 18min of daylight.

What month has the most sunshine in Colleyville?

July has the most sunshine of the year in Colleyville, Texas, with an average of 11.2h of sunshine.

What are the warmest months in Colleyville?

August, recognised by an average high temperature of 96.1°F (35.6°C) and a low of 76.6°F (24.8°C), is Colleyville's warmest month.

What is the least humid month in Colleyville?

With an average relative humidity of 54%, August is the least humid month.

What is the month with the shortest days in Colleyville?

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

What is the month with the least sunshine in Colleyville?

With an average of 5.7h of sunshine, December has the least sunshine of the year in Colleyville.

Average temperature
Colleyville, TX

Average temperature - Colleyville, TX

The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (54.5°F).

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (39°F).

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Average pressure
Colleyville, TX

Average pressure - Colleyville, 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
Colleyville, TX

Average wind speed - Colleyville, TX

The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

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Average rainfall
Colleyville, TX

Average rainfall - Colleyville, TX

The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is February (0.35").

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Average rainfall days
Colleyville, TX

Average rainfall days - Colleyville, TX

The month with the highest number of rainy days is September (11.5 days).
The month with the least rainy days is January (4.7 days).

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Average snowfall
Colleyville, TX

Average snowfall - Colleyville, TX

The month with the highest snowfall is February (0.16").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days
Colleyville, TX

Average snowfall days - Colleyville, TX

The month with the highest number of snowfall days is February (1.2 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
Colleyville, TX

Average daylight / Average sunshine - Colleyville, 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 month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days
Colleyville, TX

Average sunshine days - Colleyville, TX

The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is September (16.3 days).

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Average UV index
Colleyville, TX

Average UV index - Colleyville, TX

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average visibility
Colleyville, TX

Average visibility - Colleyville, 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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Colleyville, Texas, USA

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