Galveston Island Weather: December
 |
Average Day Temperature: | 65.6°F |
|
Average Night Temperature: | 58.9°F |
|
Sea Water Temperature: | 64.6°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 10.3 - 10.4 hours | |
|
Number of Rainy Days: | 3 days |
| Precipitation Totals: | 0.9 in | |
| detailed information | ||
forecast
| Galveston Island |
Temperature
| Galveston Island |
Air Temperature in December, °F
The highest day temperature in December 2023 was 75°F. The lowest night temperature was 47°F. The average values for day and night temperatures during December were 61.8°F и 59.6°F respectivly.
Galveston Island Water Sea Temperature in December, °F
The average sea surface temperature in December 2023 for Galveston Island was 63.0°F. The maximum and minimum values were 59.2°F and 66.4°F respectively.
You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in December, in
Precipitation total in December for Galveston Island is 0.9 in. It makes december one of the least rainy months of the year.
The average wind speed in December is 9.7 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Galveston Island in December is 5.8 hours.
Galveston Island on the Weather Map
| Boston |  |
+56 |
| Chicago | |
+64 |
| Hawaii |  |
+80 |
| Honolulu | |
+80 |
| Houston | |
+74 |
| Las Vegas |  |
+44 |
| Los Angeles | |
+62 |
| Maui | |
+74 |
| Miami | |
+84 |
| New York |  |
+62 |
| San Diego | |
+52 |
| San Francisco |  |
+56 |
| Sarasota | |
+76 |
| Tampa | |
+78 |
| Washington | |
+62 |
| 0900 |  |
80°F | N 19 mph |
| 1200 |  |
80°F | NE 14 mph |
| 1500 |  |
72°F | SE 5 mph |
| 1800 | |
70°F | S 4 mph |
| 2100 | |
70°F | S 9 mph |
| 0000 | |
72°F | S 11 mph |
| 0300 | |
72°F | S 11 mph |
| 0600 | |
70°F | S 11 mph |