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Santa Rosa US

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

Maximum Temperatures

Minimum Temperatures

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

Sunny Weather

Period	Santa Rosa
Jan	4.2 hours/day
Feb	5.7 hours/day
Mar	5.4 hours/day
Apr	7.8 hours/day
May	10.9 hours/day
Jun	13.1 hours/day
Jul	13.3 hours/day
Aug	12.4 hours/day
Sep	10.7 hours/day
Oct	8.6 hours/day
Nov	6.2 hours/day
Dec	3.9 hours/day
Average	8.5 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Humidity

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Astronomy

Sunrise Time

Sunrise times are output in the local timezone of each place.

Sunset Time

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	Santa Rosa
Jan	9:51 hours
Feb	10:49 hours
Mar	11:58 hours
Apr	12:48 hours
May	13:16 hours
Jun	13:35 hours
Jul	13:32 hours
Aug	13:02 hours
Sep	12:18 hours
Oct	11:10 hours
Nov	10:05 hours
Dec	9:32 hours
Average	11:48 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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Weather in Santa Rosa

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Daily Forecast

Yearly weather

Temperatures

Conditions

Astronomy

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	Santa Rosa US
Today Fri May 23
Sat May 24
Sun May 25
Mon May 26
Tue May 27
Wed May 28
Thu May 29

Period	Santa Rosa
Jan	14.3°C
Feb	14.9°C
Mar	15.3°C
Apr	18.9°C
May	22.3°C
Jun	26.6°C
Jul	28.8°C
Aug	28.7°C
Sep	27.4°C
Oct	24.6°C
Nov	18.0°C
Dec	14.1°C
Average	21.2°C

Period	Santa Rosa
Jan	5.8°C
Feb	4.7°C
Mar	5.5°C
Apr	7.3°C
May	9.4°C
Jun	11.9°C
Jul	13.0°C
Aug	13.6°C
Sep	13.1°C
Oct	11.2°C
Nov	7.4°C
Dec	5.9°C
Average	9.1°C

Period	Santa Rosa
Jan	4.5mm
Feb	5.3mm
Mar	4.7mm
Apr	1.3mm
May	0.7mm
Jun	0.0mm
Jul	0.0mm
Aug	0.0mm
Sep	0.2mm
Oct	0.8mm
Nov	3.9mm
Dec	5.3mm
Average	2.2mm

Period	Santa Rosa
Jan	10.9km/h
Feb	13.0km/h
Mar	14.1km/h
Apr	14.8km/h
May	15.7km/h
Jun	15.7km/h
Jul	13.4km/h
Aug	13.5km/h
Sep	13.4km/h
Oct	11.6km/h
Nov	9.8km/h
Dec	10.6km/h
Average	13.0km/h

Period	Santa Rosa
Jan	79.1%
Feb	75.2%
Mar	78.5%
Apr	73.1%
May	68.8%
Jun	62.4%
Jul	61.5%
Aug	62.7%
Sep	61.5%
Oct	56.8%
Nov	65.7%
Dec	77.1%
Average	68.5%

Period	Santa Rosa
Jan	7:25
Feb	7:01
Mar	6:59
Apr	6:34
May	5:59
Jun	5:48
Jul	6:01
Aug	6:26
Sep	6:53
Oct	7:22
Nov	7:02
Dec	7:21
Average	6:42

Period	Santa Rosa
Jan	17:16
Feb	17:49
Mar	18:58
Apr	19:48
May	20:16
Jun	20:35
Jul	20:32
Aug	20:02
Sep	19:18
Oct	18:31
Nov	17:07
Dec	16:53
Average	18:54