Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Galveston records a mild change in average high-temperature during October, easing from a moderately hot 84.2°F (29°C) in September to a still warm 78.1°F (25.6°C). A consistent average low of 70.9°F (21.6°C) is noted throughout October, only a small step down from its daytime high.Humidity
The least humid month is October, with an average relative humidity of 72%.Rainfall
In Galveston, during October, the rain falls for 12.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 161.9 rainfall days, and 24.33" (618mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Ocean temperature
In Galveston, in October, the average water temperature is 77.9°F (25.5°C).Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.
Daylight
The average length of the day in October is 11h and 27min.On the first day of the month, sunrise is at 7:12 am and sunset at 7:04 pm. On the last day of October, sunrise is at 7:31 am and sunset at 6:33 pm CDT.
Sunshine
In Galveston, the average sunshine in October is 6.9h.UV index
In October, the average daily maximum UV index in Galveston is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 5 in October leads to these recommendations:
Undertake protective steps - Preventing sun damage is advised. When the Sun is at its strongest around midday, find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Watch out! Reflections from sand and water can surge UV radiation exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Galveston in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When it does not snow?
How warm is the water in October?
What is the average length of the day in October in Galveston?
When is the sunrise / sunset in October in Galveston?
How long on average sun shines in October?
What is the UV index intensity in October?
Average temperature in October
Galveston, TX
- Average high temperature in October: 78.1°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 October: 70.9°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).
Average pressure in October
Galveston, TX
- Average pressure in October: 30.01"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).
Average wind speed in October
Galveston, TX
- Average wind speed in October: 11.3mph
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).
Average humidity in October
Galveston, TX
- Average humidity in October: 72%
The months with the highest relative humidity are February and March (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Galveston, TX
- Average rainfall in October: 2.28"
The wettest month (with the highest rainfall) is September (4.29").
The driest months (with the least rainfall) are February and March (0.75").
Average rainfall days in October
Galveston, TX
- Average rainfall days in October: 12.5 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).
Average snowfall days in October
Galveston, TX
- Average snowfall days in October: 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).
Average sea temperature in October
Galveston, TX
- Average sea temperature in October: 77.9°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).
Average daylight in October /
Average sunshine in October
Galveston, TX
- Average daylight in October: 11h and 3min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in October: 6h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in October
Galveston, TX
- Average sunshine days in October: 15.8 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).
Average UV index in October
Galveston, TX
- Average UV index in October: 5
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).
Average cloud cover in October
Galveston, TX
- Average cloud cover in October: 26
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).
Average visibility in October
Galveston, TX
- Average visibility in October: 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).
Galveston, Texas, USA
Weather forecast for your location
2. Allow the app to use your location