October weather forecastMonte Rio, CA
October
Weather in October
October, the same as September, in Monte Rio, California, is another pleasant autumn month, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 50.5°F (10.3°C).Temperature
The onset of October is marked by a minor decrease in temperature, transitioning from a warm 79.9°F (26.6°C) in September to an agreeable 72.5°F (22.5°C). A considerable shift from the daytime highs is observed in Monte Rio, California, during October nights, with an average low of 50.5°F (10.3°C).Humidity
The average relative humidity in October in Monte Rio, California, is 63%.Rainfall
In Monte Rio, California, during October, the rain falls for 3.6 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, in Monte Rio, there are 60.1 rainfall days, and 12.87" (327mm) of precipitation is accumulated.Daylight
In Monte Rio, the average length of the day in October is 11h and 11min.On the first day of October, sunrise is at 7:08 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 6:12 pm PDT.
Sunshine
The average sunshine in October in Monte Rio is 6.8h.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 average individuals.Note: The maximum UV index of 4 during October leads to these instructions:
Heed the precautions - It is counselled to guard against solar damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Monte Rio, CA
- Average high temperature in October: 72.5°F
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in October: 50.5°F
The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure in October
Monte Rio, CA
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in October
Monte Rio, CA
- Average wind speed in October: 5.3mph
The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity in October
Monte Rio, CA
- Average humidity in October: 63%
The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall in October
Monte Rio, CA
- Average rainfall in October: 0.63"
The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in October
Monte Rio, CA
- Average rainfall days in October: 3.6 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).
Average daylight in October /
Average sunshine in October
Monte Rio, CA
- Average daylight in October: 11h and 12min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 48min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in October
Monte Rio, CA
- Average sunshine days in October: 26.3 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).
Average UV index in October
Monte Rio, CA
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in October
Monte Rio, CA
- Average cloud cover in October: 20
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in October
Monte Rio, 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).





