Redwood City, CA Weather - Forecast & Monthly Averages

TEMPERATURE	55
HUMIDITY	77
PRESSURE	101590
WIND COND.	5.4

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Weather Quick Facts

The highest monthly average temperature in Redwood City for September is 63.3 degrees
The lowest monthly average temperature in Redwood City for January is 50.7 degrees
The most monthly precipitation in Redwood City occurs in December with 4.4 inches
The air quality index in Redwood City is 2% worse than the national average
The pollution index in Redwood City is 254% worse than the national average

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Redwood City Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	44°F	58°F	51°F	3.2"
February	46°F	62°F	53°F	3.4"
March	47°F	64°F	54°F	2.7"
April	49°F	67°F	56°F	1.7"
May	51°F	69°F	58°F	0.3"
June	54°F	72°F	61°F	0.2"
July	56°F	73°F	62°F	0.0"
August	56°F	73°F	62°F	0.0"
September	56°F	76°F	63°F	0.1"
October	54°F	73°F	62°F	1.0"
November	49°F	65°F	56°F	1.7"
December	44°F	58°F	51°F	4.4"

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Redwood City air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Redwood City	California	National
Air quality index	43	55	42
Pollution index	9,645,610	10,473,190	2,726,193

Redwood City air quality

Measurement	Total
Days measured	365
Days with good air quality	263
Days with moderate air quality	98
Days w/ poor A.Q. for sensitive groups	4
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.140%
Benzene	0.070%
Carbon Tetrachloride	0.000%
Lead	0.100%
Mercury	0.020%

Average monthly Redwood City temperature with heat index

Redwood City monthly precipitation with daily maximum

Redwood City monthly snow depth with daily maximum

Redwood City monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
South San Francisco, CA	66,878	40	20.0%
Ashland, CA	23,566	40	20.0%
Colma, CA	1,492	40	20.0%
Brisbane, CA	4,645	40	20.0%
Daly City, CA	107,197	40	20.0%
Redwood City, CA	84,518	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Alhambra, CA	84,509	72	44.0%
Johns Creek, GA	84,551	52	4.0%
Santa Fe, NM	84,418	44	12.0%
New Braunfels, TX	84,622	49	2.0%
Danbury, CT	84,650	43	14.0%
Redwood City, CA	84,518	43	14.0%

Source: The Redwood City, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.