October weather forecastThermalito, CA
October
Weather in October
October, the same as September, is another warm autumn month in Thermalito, California, with an average temperature ranging between max 76.1°F (24.5°C) and min 54°F (12.2°C).Temperature
The onset of October coincides with a reduction in the average high-temperature, falling from a hot 88.9°F (31.6°C) in September to a moderately hot 76.1°F (24.5°C). During October, Thermalito reports a marked contrast from daily peak temperatures, with an average nighttime reading of 54°F (12.2°C).Humidity
In October, the average relative humidity is 44%.Rainfall
In Thermalito, in October, during 4.5 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 80.4 rainfall days, and 24.21" (615mm) of precipitation is accumulated.Snowfall
In Thermalito, snow does not fall in January through November.Daylight
The average length of the day in October is 11h and 8min.On the first day of October, sunrise is at 7:03 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:05 pm PDT.
Sunshine
The average sunshine in October is 7.1h.UV index
In Thermalito, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In October, the maximum UV index of 4 translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Thermalito, CA
- Average high temperature in October: 76.1°F
The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in October: 54°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in October
Thermalito, CA
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Thermalito, CA
- Average wind speed in October: 5.5mph
The windiest month (with the highest average wind speed) is March (6.3mph).
The calmest months (with the lowest average wind speed) are August and November (5.2mph).
Average humidity in October
Thermalito, CA
- Average humidity in October: 44%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (33%).
Average rainfall in October
Thermalito, CA
- Average rainfall in October: 1.3"
The wettest month (with the highest rainfall) is March (4.61").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in October
Thermalito, CA
- Average rainfall days in October: 4.5 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1.3 days).
Average snowfall days in October
Thermalito, CA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Thermalito, CA
- Average daylight in October: 11h and 6min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 7h and 6min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in October
Thermalito, CA
- Average sunshine days in October: 26.2 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.5 days).
Average UV index in October
Thermalito, CA
- Average UV index in October: 4
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in October
Thermalito, CA
- Average cloud cover in October: 15
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in October
Thermalito, CA
- 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).





