Climate and monthly weather forecast
Dallas, TX

Dallas, Texas, modern city skyscrapers, just before sunset
Dallas, Texas, modern city skyscrapers, just before sunset

Weather in January

January, like December, in Dallas, Texas, is a cool winter month, with an average temperature ranging between min 39.2°F (4°C) and max 54.3°F (12.4°C). With an average high-temperature of 54.3°F (12.4°C) and an average low-temperature of 39.2°F (4°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Dallas, is a mild month, with temperature in the range of an average low of 42.4°F (5.8°C) and an average high of 57.9°F (14.4°C). In Dallas, Texas, the average high-temperature in February is essentially the same as in January - a moderate 57.9°F (14.4°C). Weather in February »

Weather in March

March, the first month of the spring in Dallas, is a comfortable month, with an average temperature varying between 67.1°F (19.5°C) and 50.2°F (10.1°C). In Dallas, Texas, the average high-temperature in March rises from a mild 57.9°F (14.4°C) in February to a comfortable 67.1°F (19.5°C). Weather in March »

Weather in April

April is a moderately hot spring month in Dallas, Texas, with an average temperature fluctuating between 56.7°F (13.7°C) and 75°F (23.9°C). In April, the average high-temperature slightly increases from an enjoyable 67.1°F (19.5°C) in March to a moderately hot 75°F (23.9°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Dallas, Texas, with an average temperature varying between 64.8°F (18.2°C) and 82°F (27.8°C). In Dallas, the average high-temperature in May slightly increases from 75°F (23.9°C) in April to a still warm 82°F (27.8°C). Weather in May »

Weather in June

June, the first month of the summer in Dallas, is a hot month, with temperature in the range of an average low of 73.9°F (23.3°C) and an average high of 91.2°F (32.9°C). In Dallas, the average high-temperature in June rises 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 Dallas, Texas, is a very hot summer month, with an average temperature ranging between min 76.6°F (24.8°C) and max 95.2°F (35.1°C). In Dallas, the average high-temperature in July is relatively the same as in June - a sweltering 95.2°F (35.1°C). Weather in July »

Weather in August

August, the last month of the summer in Dallas, is another very hot month, with an average temperature fluctuating between 96.1°F (35.6°C) and 77.2°F (25.1°C). With an average high-temperature of 96.1°F (35.6°C) and an average low-temperature of 77.2°F (25.1°C), August is the warmest month. In August, the average heat index is appraised at a scorching 111.2°F (44°C). Weather in August »

Weather in September

September, the first month of the autumn in Dallas, is also a hot month, with temperature in the range of an average low of 70.5°F (21.4°C) and an average high of 87.8°F (31°C). In September, the average high-temperature marginally drops from a sweltering 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 Dallas, Texas, is another warm autumn month, with an average temperature ranging between min 58.8°F (14.9°C) and max 76.3°F (24.6°C). In October, the average high-temperature drops from a hot 87.8°F (31°C) in September to a moderately hot 76.3°F (24.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Dallas, Texas, with an average temperature fluctuating between 64.6°F (18.1°C) and 49.3°F (9.6°C). In November, the average high-temperature drops from a warm 76.3°F (24.6°C) in October to an enjoyable 64.6°F (18.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in Dallas, Texas, with temperature in the range of an average high of 55.6°F (13.1°C) and an average low of 41.7°F (5.4°C). In December, the average high-temperature drops from a comfortable 64.6°F (18.1°C) in November to a mild 55.6°F (13.1°C). Weather in December »
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FAQ

What is the coldest month in Dallas?

With an average high-temperature of 54.3°F (12.4°C) and an average low-temperature of 39.2°F (4°C), January is the coldest month in Dallas.

How many days does it rain in Dallas?

Throughout the year, there are 141.2 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

When does it snow in Dallas?

Months with snowfall in Dallas are January, February, November and December.

How much does it snow in Dallas?

In Dallas, during the entire year, snow falls for 2.2 days and aggregates up to 0.71" (18mm) of snow.

When is the lowest UV index in Dallas?

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

What is the driest month in Dallas?

The month with the least rainfall in Dallas is February, when the rain falls for 9.3 days and typically collects 1.61" (41mm) of precipitation.

What is the snowiest month in Dallas?

February is the month with the most snowfall in Dallas, Texas. Snow falls for 1.2 days and accumulates 0.43" (11mm) of snow.

When it does not snow in Dallas?

In Dallas, Texas, snow does not fall in March through October.

When is Daylight Saving Time (DST) in Dallas?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Dallas, Texas, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the most humid month in Dallas?

The most humid month is May, with an average relative humidity of 72%.

What is the rainiest month in Dallas?

The month with the most rainfall in Dallas, Texas, is May, when the rain falls for 15.8 days and typically aggregates up to 4.13" (105mm) of precipitation.

When is the highest UV index in Dallas?

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

When are the longest days in Dallas?

The month with the longest days is June, with an average of 14h and 17min of daylight.

What is the warmest month in Dallas?

With an average high-temperature of 96.1°F (35.6°C) and an average low-temperature of 77.2°F (25.1°C), August is the warmest month in Dallas, Texas.

What is the least humid month in Dallas?

With an average relative humidity of 55%, August is the least humid month in Dallas.

What month has the most sunshine in Dallas?

The month with the most sunshine is August, with an average of 11.1h of sunshine.

What is the month with the shortest days in Dallas?

The month with the shortest days in Dallas, Texas, is December, with an average of 10h and 2min of daylight.

What is the month with the least sunshine in Dallas?

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

Average temperature
Dallas, TX

Average temperature - Dallas, 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 (54.3°F).

The month with the highest average low temperature is August (77.2°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

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Average pressure
Dallas, TX

Average pressure - Dallas, TX

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Dallas, TX

Average wind speed - Dallas, TX

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).

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Average rainfall
Dallas, TX

Average rainfall - Dallas, TX

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days
Dallas, TX

Average rainfall days - Dallas, TX

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall
Dallas, TX

Average snowfall - Dallas, TX

The month with the highest snowfall is February (0.43").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days
Dallas, TX

Average snowfall days - Dallas, TX

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Dallas, TX

Average daylight / Average sunshine - Dallas, TX

The month with the longest days is June (Average daylight: 14h and 17min).
The month with the shortest days is December (Average daylight: 10h and 2min).

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days
Dallas, TX

Average sunshine days - Dallas, TX

The month with the most sunshine days is January (23.2 days).
The month with the least sunshine days is May (12.2 days).

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Average UV index
Dallas, TX

Average UV index - Dallas, 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
Dallas, TX

Average visibility - Dallas, 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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