Climate and monthly weather forecast
Brownsville, TX

A wooden footbridge over a large river with beautiful houses and scenic fields on the other end, located near Brownsville in Texas
A wooden footbridge over a large river with beautiful houses and scenic fields on the other end, located near Brownsville in Texas

Weather in January

January, like December, is an agreeable winter month in Brownsville, Texas, with temperature in the range of an average low of 57°F (13.9°C) and an average high of 68.9°F (20.5°C). With an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 57°F (13.9°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also an agreeable month in Brownsville, Texas, with an average temperature fluctuating between 72.9°F (22.7°C) and 61°F (16.1°C). In February, the average high-temperature is almost the same as in January - a still pleasant 72.9°F (22.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a warm month in Brownsville, Texas, with an average temperature ranging between min 65.7°F (18.7°C) and max 77.2°F (25.1°C). In Brownsville, the average high-temperature in March is practically the same as in February - a moderately hot 77.2°F (25.1°C). Weather in March »

Weather in April

April, like March, in Brownsville, Texas, is a moderately hot spring month, with temperature in the range of an average high of 82.9°F (28.3°C) and an average low of 70.2°F (21.2°C). In Brownsville, the average high-temperature in April marginally rises from a warm 77.2°F (25.1°C) in March to a still moderately hot 82.9°F (28.3°C). Weather in April »

Weather in May

May, the last month of the spring in Brownsville, is a tropical month, with an average temperature fluctuating between 74.8°F (23.8°C) and 86.5°F (30.3°C). In Brownsville, the average high-temperature in May is relatively the same as in April - a hot 86.5°F (30.3°C). Weather in May »

Weather in June

June, the first month of the summer in Brownsville, is still a tropical month, with temperature in the range of an average high of 90.5°F (32.5°C) and an average low of 78.6°F (25.9°C). In Brownsville, the average high-temperature in June is practically the same as in May - a still tropical 90.5°F (32.5°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Brownsville, Texas, with temperature in the range of an average high of 92.1°F (33.4°C) and an average low of 79.5°F (26.4°C). In July, the average high-temperature is practically the same as in June - a still hot 92.1°F (33.4°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Brownsville, Texas, with an average temperature fluctuating between 80.8°F (27.1°C) and 93.2°F (34°C). The warmest month is August, with an average high-temperature of 93.2°F (34°C) and an average low-temperature of 80.8°F (27.1°C). The average heat index in August is evaluated at a blazing hot 113°F (45°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Brownsville, Texas, with temperature in the range of an average high of 89.4°F (31.9°C) and an average low of 78.8°F (26°C). In September, the average high-temperature is almost the same as in August - a still hot 89.4°F (31.9°C). Weather in September »

Weather in October

October, like September, in Brownsville, Texas, is a moderately hot autumn month, with an average temperature varying between 73.2°F (22.9°C) and 84.9°F (29.4°C). In Brownsville, the average high-temperature in October is relatively the same as in September - a warm 84.9°F (29.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Brownsville, is also a moderately hot month, with an average temperature varying between 65.3°F (18.5°C) and 76.3°F (24.6°C). In November, the average high-temperature slightly decreases from a moderately hot 84.9°F (29.4°C) in October to a still warm 76.3°F (24.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a pleasant month in Brownsville, Texas, with an average temperature fluctuating between 59.9°F (15.5°C) and 70.7°F (21.5°C). In Brownsville, the average high-temperature in December marginally drops from a moderately hot 76.3°F (24.6°C) in November to a pleasant 70.7°F (21.5°C). Weather in December »
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FAQ

What is the coldest month in Brownsville?

With an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 57°F (13.9°C), January is the coldest month.

How much does it rain in Brownsville?

In Brownsville, Texas, during the entire year, the rain falls for 114 days and collects up to 11.22" (285mm) of precipitation.

What are the most humid months in Brownsville?

February, May and December, with an average relative humidity of 74%, are most humid months in Brownsville, Texas.

What is the driest month in Brownsville?

February and April are months with the least rain when the rain falls for 6.9 days and typically aggregates up to 0.39" (10mm) of rain.

When is Daylight Saving Time (DST) in Brownsville?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, 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.

When are the longest days in Brownsville?

The month with the longest days in Brownsville is June, with an average of 13h and 44min of daylight.

What month has the most sunshine in Brownsville?

The month with the most sunshine is July, with an average of 11.2h of sunshine.

What is the month with the highest UV index in Brownsville?

The month with the highest UV index is July, with an average maximum UV index of 8.

What is the warmest month in Brownsville?

August is the warmest month in Brownsville, Texas, with an average high-temperature of 93.2°F (34°C) and an average low-temperature of 80.8°F (27.1°C).

What is the least humid month in Brownsville?

With an average relative humidity of 67%, August is the least humid month in Brownsville.

What is the rainiest month in Brownsville?

September is the month with the most rainfall in Brownsville, Texas. Rain falls for 14.4 days and accumulates 1.81" (46mm) of precipitation.

What is the month with the shortest days in Brownsville?

December has the shortest days of the year, with an average of 10h and 33min of daylight.

What is the month with the least sunshine in Brownsville?

December has the least sunshine of the year, with an average of 4.9h of sunshine.

When is the lowest UV index in Brownsville?

The month with the lowest UV index in Brownsville, Texas, is December, with an average maximum UV index of 4.

Average temperature
Brownsville, TX

Average temperature - Brownsville, TX

The warmest month (with the highest average high temperature) is August (93.2°F).
The month with the lowest average high temperature is January (68.9°F).

The month with the highest average low temperature is August (80.8°F).
The coldest month (with the lowest average low temperature) is January (57°F).

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Average pressure
Brownsville, TX

Average pressure - Brownsville, TX

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).

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Average wind speed
Brownsville, TX

Average wind speed - Brownsville, TX

The windiest months (with the highest average wind speed) are March and April (12.8mph).
The calmest month (with the lowest average wind speed) is September (9.3mph).

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Average humidity
Brownsville, TX

Average humidity - Brownsville, TX

The months with the highest relative humidity are February, May and December (74%).
The month with the lowest relative humidity is August (67%).

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Average rainfall
Brownsville, TX

Average rainfall - Brownsville, TX

The wettest month (with the highest rainfall) is September (1.81").
The driest months (with the least rainfall) are February and April (0.39").

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Average rainfall days
Brownsville, TX

Average rainfall days - Brownsville, TX

The month with the highest number of rainy days is September (14.4 days).
The month with the least rainy days is February (6.9 days).

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Average daylight / Average sunshine
Brownsville, TX

Average daylight / Average sunshine - Brownsville, TX

The month with the longest days is June (Average daylight: 13h and 44min).
The month with the shortest days is December (Average daylight: 10h and 33min).

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days
Brownsville, TX

Average sunshine days - Brownsville, TX

The month with the most sunshine days is March (21.1 days).
The month with the least sunshine days is September (12.8 days).

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Average visibility
Brownsville, TX

Average visibility - Brownsville, 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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