Galveston
Texas, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Galveston, TX

The seaside city of Galveston in Texas, from afar bird
The seaside city of Galveston in Texas, from afar bird's eye view, over the sea waters' mild waves, and the colorful red night sky looming
January, the same as December, is another comfortable winter month in Galveston, Texas, with temperature in the range of an average low of 48.6°F (9.2°C) and an average high of 61.9°F (16.6°C). January is the coldest month, with an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 48.6°F (9.2°C). Weather in January »
The last month of the winter, February, is another comfortable month in Galveston, Texas, with average temperature fluctuating between 64.2°F (17.9°C) and 50.9°F (10.5°C). In Galveston, Texas, the average high-temperature in February is almost the same as in January - a still enjoyable 64.2°F (17.9°C). Weather in February »

March, the first month of the spring, in Galveston, is an agreeable month, with temperature in the range of an average high of 70.2°F (21.2°C) and an average low of 56.7°F (13.7°C). In March, the average high-temperature slightly increases, from a comfortable 64.2°F (17.9°C) in February, to a pleasant 70.2°F (21.2°C). Weather in March »

April in Galveston, Texas, is a moderately hot spring month, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 75.9°F (24.4°C). In Galveston, the average high-temperature slightly increases, from a pleasant 70.2°F (21.2°C) in March, to a moderately hot 75.9°F (24.4°C). Weather in April »

The last month of the spring, May, is also a moderately hot month in Galveston, Texas, with average temperature ranging between max 82.9°F (28.3°C) and min 72.3°F (22.4°C). In Galveston, Texas, the average high-temperature in May slightly increases, from a moderately hot 75.9°F (24.4°C) in April, to a still warm 82.9°F (28.3°C). Weather in May »

The first month of the summer, June, is a tropical month in Galveston, Texas, with temperature in the range of an average high of 88.2°F (31.2°C) and an average low of 77.5°F (25.3°C). In June, the average high-temperature is essentially the same as in May - a tropical 88.2°F (31.2°C). Weather in June »

July, like June, is another hot summer month in Galveston, Texas, with temperature in the range of an average high of 89.6°F (32°C) and an average low of 79.3°F (26.3°C). In Galveston, Texas, the average high-temperature is relatively the same as in June - a still tropical 89.6°F (32°C). Weather in July »

August, the last month of the summer, in Galveston, is another tropical month, with average temperature ranging between max 90.3°F (32.4°C) and min 79.7°F (26.5°C). With an average high-temperature of 90.3°F (32.4°C) and an average low-temperature of 79.7°F (26.5°C), August is the warmest month. Weather in August »

The first month of the autumn, September, is also a hot month in Galveston, Texas, with average temperature varying between 75.9°F (24.4°C) and 87.4°F (30.8°C). In September, the average high-temperature is practically the same as in August - a still tropical 87.4°F (30.8°C). Weather in September »

October, like September, in Galveston, Texas, is a moderately hot autumn month, with average temperature fluctuating between 68.2°F (20.1°C) and 80.6°F (27°C). In October, the average high-temperature slightly decreases, from a tropical 87.4°F (30.8°C) in September, to a moderately hot 80.6°F (27°C). Weather in October »

November, the last month of the autumn, in Galveston, is another pleasant month, with average temperature ranging between min 58.6°F (14.8°C) and max 71.6°F (22°C). In November, the average high-temperature drops, from a warm 80.6°F (27°C) in October, to a pleasant 71.6°F (22°C). Weather in November »

December, the first month of the winter, in Galveston, is still a comfortable month, with average temperature varying between 63.9°F (17.7°C) and 50.7°F (10.4°C). In December, the average high-temperature marginally drops, from a pleasant 71.6°F (22°C) in November, to an enjoyable 63.9°F (17.7°C). Weather in December »

What is the coldest month in Galveston?

January is the coldest month, with an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 48.6°F (9.2°C).

How much does it rain in Galveston?

In Galveston, during the entire year, the rain falls for 90.1 days and collects up to 43.3" (1101mm) of precipitation.

When is the ocean coldest in Galveston?

With an average ocean temperature of 56.5°F (13.6°C), January is the month with the coldest seawater in Galveston, Texas. Swimming in 56.5°F (13.6°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the least sunshine in Galveston?

The month with the least sunshine in Galveston, Texas, is January, with an average of 4.7h of sunshine.

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

Months with the lowest UV index in Galveston, Texas, are January and December, with an average maximum UV index of 4.

What is the driest month in Galveston?

March is the month with the least rainfall in Galveston, Texas. Rain falls for 6.9 days and accumulates 2.2" (57mm) of precipitation.

When are the longest days in Galveston?

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

What is the month with the most sunshine in Galveston?

June and July, with an average of 10h of sunshine, are months with the most sunshine.

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

June and July, with an average maximum UV index of 11, are months with the highest UV index in Galveston, Texas.

What is the warmest month in Galveston?

With an average high-temperature of 90.3°F (32.4°C) and an average low-temperature of 79.7°F (26.5°C), August is the warmest month.

What month is the ocean warmest in Galveston?

The month with the warmest seawater in Galveston, Texas, is August, with an average ocean temperature of 87.3°F (30.7°C). The surface water temperatures above 86°F (30°C) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

What is the rainiest month in Galveston?

The month with the most rainfall in Galveston is September when the rain falls for 8 days and typically aggregates up to 5.4" (138mm) of precipitation.

What is the month with the shortest days in Galveston?

December has the shortest days of the year in Galveston, Texas, with an average of 10.3h of daylight.
Average temperature - Galveston, TX
Average rainfall - Galveston, TX
Average rainfall days - Galveston, TX

The month with the highest number of rainy days is January (9.8 days).
The month with the lowest number of rainy days is April (5 days).

Average sea temperature - Galveston, TX

The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (56.5°F).

Average daylight / Average sunshine - Galveston, TX