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 another pleasant winter month in Brownsville, Texas, with an average temperature ranging between min 57°F (13.9°C) and max 68.9°F (20.5°C). January is the coldest month, with an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 57°F (13.9°C). Weather in January »

Weather in February

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

Weather in March

March, the first month of the spring in Brownsville, is a moderately hot month, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 65.7°F (18.7°C). In March, the average high-temperature is almost the same as in February - a moderately hot 77.2°F (25.1°C). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Brownsville, Texas, with an average temperature fluctuating between 70.2°F (21.2°C) and 82.9°F (28.3°C). In Brownsville, Texas, the average high-temperature in April slightly increases 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

The last month of the spring, May, is a tropical month in Brownsville, Texas, with an average temperature fluctuating between 86.5°F (30.3°C) and 74.8°F (23.8°C). In May, the average high-temperature is essentially 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 hot month, with an average temperature varying between 78.6°F (25.9°C) and 90.5°F (32.5°C). In June, the average high-temperature is practically the same as in May - a still hot 90.5°F (32.5°C). Weather in June »

Weather in July

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

Weather in August

August, the last month of the summer in Brownsville, is another hot month, with an average temperature ranging between max 93.2°F (34°C) and min 80.8°F (27.1°C). August is the warmest month, with an average high-temperature of 93.2°F (34°C) and an average low-temperature of 80.8°F (27.1°C). In August, the average heat index is appraised at a blazing hot 113.5°F (45.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in Brownsville, Texas, with an average temperature varying between 78.8°F (26°C) and 89.4°F (31.9°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, the same as September, is a moderately hot autumn month in Brownsville, Texas, with an average temperature varying between 84.9°F (29.4°C) and 73.2°F (22.9°C). In October, the average high-temperature is essentially the same as in September - a moderately hot 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 76.3°F (24.6°C) and 65.3°F (18.5°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 temperature in the range of an average high of 70.7°F (21.5°C) and an average low of 59.9°F (15.5°C). In Brownsville, the average high-temperature in December marginally drops from a warm 76.3°F (24.6°C) in November to an agreeable 70.7°F (21.5°C). Weather in December »
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FAQ

What is the coldest month in Brownsville?

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

How much does it rain in Brownsville?

Throughout the year, in Brownsville, Texas, there are 114 rainfall days, and 11.22" (285mm) of precipitation is accumulated.

What are the most humid months in Brownsville?

The months with the highest humidity in Brownsville, Texas, are February, May and December, with an average relative humidity of 74%.

What is the driest month in Brownsville?

The months with the least rainfall in Brownsville are February and April Rain falls for 6.9 days and accumulates 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?

June has the longest days of the year in Brownsville, with an average of 13h and 44min of daylight.

What month has the most sunshine in Brownsville?

With an average of 11.2h of sunshine, July has the most sunshine of the year.

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

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

What is the warmest month in Brownsville?

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).

What is the least humid month in Brownsville?

August is the least humid month, with an average relative humidity of 67%.

What is the rainiest month in Brownsville?

The month with the most rainfall in Brownsville is September, when the rain falls for 14.4 days and typically aggregates up to 1.81" (46mm) of precipitation.

What is the month with the shortest days in Brownsville?

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

What is the month with the least sunshine in Brownsville?

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

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

December is the month with the lowest UV index, 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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