World Resorts USA Galveston Weather

Galveston weather in May

Weather in Galveston: May

Average day temperature: 82.6°F
Average night temperature: 73.1°F
Sea water temperature: 78.3°F
Number of sunny days: 10 days
Day length: 13.3 - 13.9 hours
Number of rainy days: 4 days
Precipitation totals: 2.2 in.

Air temperature in May, °F

Show year:
2023
2022
2021

The highest day temperature during May of 2023 was 87°F. At the same time the lowest night temperature was 64°F. Day and night temperature averages during May were 83.4°F and 72.7°F.

Sea water temperature in Galveston in May, °F

Show year:
2023
2022
2021

The average sea water temperature in May of 2023 was 78.3°F. The highest and lowest sea temperatures during the month were 82.8°F and 71.4°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in May is almost equal.

Precipitation total in May, in.

Precipitation total value in Galveston in May is 2.2 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 10.1 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.

Best time for vacation in Galveston

Sunniest months:
October 15 days
June 15 days
September 13 days
Warmest months:
August 90.3 °F
July 89.8 °F
June 89.0 °F
Warmest sea temp:
August 87.1 °F
July 85.7 °F
September 85.1 °F
Coldest months:
January 59.9 °F
February 60.6 °F
December 64.1 °F
Rainiest months:
May 4 days
July 4 days
November 4 days
Windiest months:
April 11.7 mph
March 10.6 mph
January 10.4 mph

Galveston on a weather map

Galveston
+75°F
NW 8 mph
Feels like: +79°F
Precip.: 0%
Places in USA:
Name
°F
+54°F
+61°F
+72°F
+72°F
+61°F
+59°F
+81°F
+52°F
+84°F
+59°F
+50°F
+82°F
+84°F
+75°F
+54°F
24 Hours Forecast
Galveston
Local time: 10:32
May 05, sunday
1200
75°F
NW
14 mph
1500
75°F
NW
20 mph
1800
75°F
NW
19 mph
2100
75°F
NW
17 mph
May 06, monday
0000
75°F
NW
16 mph
0300
75°F
NW
14 mph
0600
75°F
N
15 mph
0900
77°F
N
14 mph
Units of measurement: °C / °F