Annual mean 14°C · wettest around March · prevailing wind NW
Warmest
21.5 °C
Coldest
13.0 °C
Wettest
56%
Windiest
5.2 m/s
Prevailing
NW
4.2 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Redwood City over the whole year is 14°C. September is the hottest month, with highs of about 21°C; February is the coldest, with lows of about 8°C. The rainy (wet) season in Redwood City runs from October to May, peaking in March with a 58% chance of rain on a given day. The dry season is June to September; June is the driest month, at 17%. Winds in Redwood City are highest in May, averaging 3.7 m/s (13 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the NW. The clearest skies in Redwood City come in October, when the sky is typically 37% covered; January is the cloudiest month, at 52%.
Month by month Redwood City climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
14°C
9°C
10°C
57%
52%
2.8 m/s
13
0
74
February
14°C
8°C
11°C
56%
41%
3.1 m/s
20
0
70
March
14°C
9°C
11°C
58%
52%
3.3 m/s
19
0
73
April
16°C
10°C
13°C
52%
46%
3.5 m/s
33
2
79
May
17°C
12°C
14°C
48%
50%
3.7 m/s
41
4
80
June
19°C
14°C
17°C
17%
43%
3.7 m/s
53
10
76
July
20°C
14°C
18°C
34%
51%
3.4 m/s
63
12
75
August
20°C
15°C
19°C
31%
52%
3.1 m/s
75
15
71
September
21°C
14°C
19°C
28%
44%
2.9 m/s
72
14
73
October
20°C
12°C
17°C
46%
37%
2.4 m/s
67
9
78
November
16°C
9°C
13°C
52%
38%
2.3 m/s
38
0
83
December
14°C
8°C
11°C
56%
44%
2.4 m/s
14
0
76
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Redwood City weather by season
Year round, Redwood City has days of about 14°C at their warmest in January, its coolest month, and 21°C in September, its warmest; the coolest hours of the day run from 8°C to 15°C through the year, and the average temperature over the year is 14°C around the clock. Rain is most likely around March and least likely around June. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Redwood City weather in winterDecember to February
High 14°CLow 8°CRain 56%
Winter in Redwood City has typical daily highs of about 14°C and lows of about 8°C, with a 56% chance of rain on a given day.
Redwood City weather in springMarch to May
High 16°CLow 10°CRain 52%
Spring in Redwood City has typical daily highs of about 16°C and lows of about 10°C, with a 52% chance of rain on a given day.
Redwood City weather in summerJune to August
High 20°CLow 14°CRain 27%
Summer in Redwood City has typical daily highs of about 20°C and lows of about 14°C, with a 27% chance of rain on a given day.
Redwood City weather in autumnSeptember to November
High 19°CLow 12°CRain 42%
Autumn in Redwood City has typical daily highs of about 19°C and lows of about 12°C, with a 42% chance of rain on a given day.
When is the rainy season in Redwood City?
The rainy (wet) season in Redwood City runs from October to May, peaking in March with a 58% chance of rain on a given day. The dry season is June to September; June is the driest month, at 17%.
What time of year is Redwood City windiest?
Winds in Redwood City are highest in May, averaging 3.7 m/s (13 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the NW.
What is the average temperature in Redwood City year round?
The average temperature in Redwood City over the whole year is 14°C. September is the hottest month, with highs of about 21°C; February is the coldest, with lows of about 8°C.