April weather forecast
Galveston, TX

the colorful red night sky in the seaside city of Galveston in Texas
the colorful red night sky in the seaside city of Galveston in Texas

Weather in April

April is an agreeable spring month in Galveston, Texas, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 73°F (22.8°C).

Temperature

In April, the average high-temperature marginally rises from a comfortable 67.3°F (19.6°C) in March to an agreeable 73°F (22.8°C). The average low-temperature, in Galveston, is 66.9°F (19.4°C).

Humidity

In April, the average relative humidity in Galveston, Texas, is 79%.

Rainfall

In Galveston, during April, the rain falls for 10.7 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, there are 161.9 rainfall days, and 24.33" (618mm) of precipitation is accumulated.

Snowfall

In Galveston, snow does not fall in March through December.

Ocean temperature

In April, the average ocean temperature is 71.2°F (21.8°C).
Note: For swimming, a surface water temperature of 71.2°F (21.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In April, the average length of the day in Galveston is 12h and 54min.
On the first day of April, sunrise is at 7:08 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:54 pm CDT.

Sunshine

In Galveston, the average sunshine in April is 9h.

UV index

In April, the average daily maximum UV index in Galveston is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in April interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the average humidity in April in Galveston?

In Galveston, the average relative humidity in April is 79%.

How much does it rain in Galveston in April?

In Galveston, Texas, during April, the rain falls for 10.7 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Galveston?

March through December are months without snowfall in Galveston.

What is the ocean temperature in April in Galveston?

In April, the average ocean temperature in Galveston, Texas, is 71.2°F (21.8°C). For swimming, a surface water temperature of 71.2°F (21.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the average length of the day in April in Galveston?

In Galveston, the average day length in April is 12h and 54min.

When is the sunrise / sunset in April in Galveston?

In April, on the first day of the month, sunrise is at 7:08 am and sunset at 7:37 pm. On the last day of the month, in Galveston, Texas, sunrise is at 6:37 am and sunset at 7:54 pm CDT.

How many hours of sunshine does Galveston have in April?

In Galveston, Texas, the average sunshine duration in April is 9h.

What is the UV index intensity in April in Galveston?

The average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in April
Galveston, TX

Average temperature in April - Galveston, TX
  • Average high temperature in April: 73°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is January (59.7°F).

  • Average low temperature in April: 66.9°F

The month with the highest average low temperature is August (81.9°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).

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Average pressure in April
Galveston, TX

Average pressure in April - Galveston, TX
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Galveston, TX

Average wind speed in April - Galveston, TX
  • Average wind speed in April: 12.9mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

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Average humidity in April
Galveston, TX

Average humidity in April - Galveston, TX
  • Average humidity in April: 79%

The months with the highest relative humidity are February and March (81%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in April
Galveston, TX

Average rainfall in April - Galveston, TX
  • Average rainfall in April: 0.98"

The wettest month (with the highest rainfall) is September (4.29").
The driest months (with the least rainfall) are February and March (0.75").

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Average rainfall days in April
Galveston, TX

Average rainfall days in April - Galveston, TX
  • Average rainfall days in April: 10.7 days

The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is January (10.1 days).

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Average snowfall days in April
Galveston, TX

Average snowfall days in April - Galveston, TX
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average sea temperature in April
Galveston, TX

Average sea temperature in April - Galveston, TX
  • Average sea temperature in April: 71.3°F

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).

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Average daylight in April /
Average sunshine in April
Galveston, TX

Average daylight in April / Average sunshine in April - Galveston, TX
  • Average daylight in April: 12h and 54min

The month with the longest days is June (Average daylight: 13h and 59min).
The month with the shortest days is December (Average daylight: 10h and 19min).

  • Average sunshine in April: 9h

The month with the most sunshine is August (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 4.9h).

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Average sunshine days in April
Galveston, TX

Average sunshine days in April - Galveston, TX
  • Average sunshine days in April: 17 days

The month with the most sunshine days is January (18.2 days).
The month with the least sunshine days is August (8.3 days).

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Average UV index in April
Galveston, TX

Average UV index in April - Galveston, TX
  • Average UV index in April: 6

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in April
Galveston, TX

Average cloud cover in April - Galveston, TX
  • Average cloud cover in April: 36

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and October (Cloud cover 26).

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Average visibility in April
Galveston, TX

Average visibility in April - Galveston, TX
  • Average visibility in April: 6mi

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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