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 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
The start of October sees the average high-temperature at a still pleasant 68.5°F (20.3°C), showing little difference from September's 72.7°F (22.6°C). In Redwood City, the average nighttime temperature during October is a cool 55°F (12.8°C).Humidity
October is the least humid month, with an average relative humidity of 68%.Rainfall
In Redwood City, during October, the rain falls for 5 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Redwood City, during the entire year, the rain falls for 73.4 days and collects up to 11.89" (302mm) of precipitation.Ocean temperature
In Redwood City, California, the average seawater temperature in October is 57.4°F (14.1°C).Note: Danger awaits those who swim in 57.4°F (14.1°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.
Daylight
In Redwood City, California, the average length of the day in October is 11h and 13min.On the first day of October, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 6:11 pm PDT.
Sunshine
In Redwood City, the average sunshine in October is 7.1h.UV index
The average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: An average UV index of 4 in October transforms into this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the temperature in October in Redwood City?
What is the least humid month in Redwood City?
What is the average humidity in October in Redwood City?
How much does it rain in Redwood City in October?
What is the water temperature in October in Redwood City?
How many hours of daylight does Redwood City have in October?
What time are sunrise and sunset in October in Redwood City?
How many hours of sunshine does Redwood City have in October?
What is the UV index intensity in October in Redwood City?
Average temperature in October
Redwood City, CA
- Average high temperature in October: 68.5°F
The warmest months (with the highest average high temperature) are July and August (73°F).
The month with the lowest average high temperature is December (55.9°F).
- Average low temperature in October: 55°F
The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is February (46°F).
Average pressure in October
Redwood City, CA
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).
Average wind speed in October
Redwood City, CA
- Average wind speed in October: 5.5mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.5mph).
Average humidity in October
Redwood City, CA
- Average humidity in October: 68%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).
Average rainfall in October
Redwood City, CA
- Average rainfall in October: 0.55"
The wettest month (with the highest rainfall) is February (2.36").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in October
Redwood City, CA
- Average rainfall days in October: 5 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (0.8 days).
Average sea temperature in October
Redwood City, CA
- Average sea temperature in October: 57.4°F
The best months for swimming (with the highest average sea temperature) are August and September (57.7°F).
The coldest month (with the lowest average sea temperature) is April (53.4°F).
Average daylight in October /
Average sunshine in October
Redwood City, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in October: 7h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in October
Redwood City, CA
- Average sunshine days in October: 24.4 days
The month with the most sunshine days is August (27.6 days).
The month with the least sunshine days is March (17.5 days).
Average UV index in October
Redwood City, CA
- Average UV index in October: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in October
Redwood City, CA
- Average cloud cover in October: 17
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in October
Redwood City, 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).
Redwood City, California, USA
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