October weather forecastThree Rivers, CA
October
Weather in October
October, like September, in Three Rivers, California, is another warm autumn month, with an average temperature ranging between max 76.5°F (24.7°C) and min 53.1°F (11.7°C).Temperature
October's arrival corresponds with a decrease in average high-temperatures, from September's hot 88.7°F (31.5°C) to a warm 76.5°F (24.7°C). October's nights in Three Rivers exhibit a sharp contrast from day highs, with an average temperature of 53.1°F (11.7°C).Humidity
In October, the average relative humidity in Three Rivers is 43%.Rainfall
In Three Rivers, California, during October, the rain falls for 2.6 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Three Rivers, during the entire year, the rain falls for 55.9 days and collects up to 11.65" (296mm) of precipitation.Daylight
The average length of the day in October in Three Rivers is 11h and 14min.On the first day of October, sunrise is at 6:51 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:59 pm PDT.
Sunshine
In Three Rivers, the average sunshine in October is 8.3h.UV index
In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 4 during October translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Three Rivers, CA
- Average high temperature in October: 76.5°F
The warmest month (with the highest average high temperature) is July (95.5°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in October: 53.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).
Average pressure in October
Three Rivers, CA
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Three Rivers, CA
- Average wind speed in October: 3.8mph
The windiest month (with the highest average wind speed) is June (4.6mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).
Average humidity in October
Three Rivers, CA
- Average humidity in October: 43%
The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is August (29%).
Average rainfall in October
Three Rivers, CA
- Average rainfall in October: 0.39"
The wettest month (with the highest rainfall) is March (2.32").
The driest months (with the least rainfall) are June, July and August (0.04").
Average rainfall days in October
Three Rivers, CA
- Average rainfall days in October: 2.6 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (1 days).
Average daylight in October /
Average sunshine in October
Three Rivers, CA
- Average daylight in October: 11h and 12min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in October: 8h and 18min
The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).
Average sunshine days in October
Three Rivers, CA
- Average sunshine days in October: 27.9 days
The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (19.8 days).
Average UV index in October
Three Rivers, CA
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in October
Three Rivers, CA
- Average cloud cover in October: 7
The month with the most cloud cover is March (Cloud cover 22).
The months with the least cloud cover are July, August and September (Cloud cover 4).
Average visibility in October
Three Rivers, 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).





