October weather forecastRancho San Diego, CA
October
Weather in October
October, the same as September, is another warm autumn month in Rancho San Diego, California, with an average temperature ranging between max 77.2°F (25.1°C) and min 59°F (15°C).Temperature
In Rancho San Diego, entering October brings a subtle temperature decrement, reducing from September's warm 82.6°F (28.1°C) to a still moderately hot 77.2°F (25.1°C). During October, Rancho San Diego consistently records a temperature low averaging a moderate 59°F (15°C).Humidity
In October, the average relative humidity is 58%.Rainfall
In Rancho San Diego, California, in October, during 2.7 rainfall days, 0.2" (5mm) of precipitation is typically accumulated. In Rancho San Diego, during the entire year, the rain falls for 56.1 days and collects up to 8.27" (210mm) of precipitation.Daylight
In October, the average length of the day in Rancho San Diego, California, is 11h and 21min.On the first day of October, sunrise is at 6:42 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:57 pm PDT.
Sunshine
In October, the average sunshine in Rancho San Diego is 9.1h.UV index
The average daily maximum UV index in October is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In October, the UV index of 5 transforms into the following advice:
Be vigilant - Preventing sunburn is recommended. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Rancho San Diego, CA
- Average high temperature in October: 77.2°F
The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (63.7°F).
- Average low temperature in October: 59°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (47.8°F).
Average pressure in October
Rancho San Diego, CA
- Average pressure in October: 29.93"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.87"Hg).
Average wind speed in October
Rancho San Diego, CA
- Average wind speed in October: 4.3mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is October (4.3mph).
Average humidity in October
Rancho San Diego, CA
- Average humidity in October: 58%
The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (53%).
Average rainfall in October
Rancho San Diego, CA
- Average rainfall in October: 0.2"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in October
Rancho San Diego, CA
- Average rainfall days in October: 2.7 days
The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.4 days).
Average daylight in October /
Average sunshine in October
Rancho San Diego, CA
- Average daylight in October: 11h and 24min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in October: 9h 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: 6h and 42min).
Average sunshine days in October
Rancho San Diego, CA
- Average sunshine days in October: 26.7 days
The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is February (21.9 days).
Average UV index in October
Rancho San Diego, CA
- Average UV index in October: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in October
Rancho San Diego, CA
- Average cloud cover in October: 12
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in October
Rancho San Diego, 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).





