See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
14°
Foggy
Feels Like: 21°
Min: 13°
Max: 17°
The next few hours will be foggy, with today reaching 17°C and dropping to 13°C. The coming days will be breezy until night.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:57
Sunrise
19:11
Sunset
Moon
Waxing Crescent
11:45
Moonrise
20:55
Moonset
Daily Forecast
Tuesday
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
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Humidity
Weather in Tamalpais-Homestead Valley today, September 15, 2026
Tamalpais-Homestead Valley could see fog on September 15, 2026, so early travel may need extra care. Visibility is the main watchpoint while the air stays still.
Temperatures climb from an overnight low near 13°C toward a daytime high of about 17°C. Expect humidity between 98% and 100%, most humid near 21:00. Winds stay light, near 6.5 km/h by 18:00, so the day feels still more than breezy.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 17:00. Outdoor plans may still want a flexible backup. Expect visibility near 0.1 km, with poorer spells close to 0.0 km. Expect sunrise at 06:57, sunset at 19:11, and 12 hours 13 minutes of sunlight today overall.
Taken together, murky spells in Tamalpais-Homestead Valley on September 15, 2026 favour slower morning movement before any clearer air arrives.
Frequently asked questions about weather in Tamalpais-Homestead Valley
How warm does it get in Tamalpais-Homestead Valley?
The warmest month in Tamalpais-Homestead Valley is September, with average high temperatures of 24°C. The average temperature during this period is around 18°C.
How cold does it get in Tamalpais-Homestead Valley?
The coldest month in Tamalpais-Homestead Valley is December, with average low temperatures of 7°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Tamalpais-Homestead Valley?
The wettest month in Tamalpais-Homestead Valley is January, with an average of 125mm of precipitation.
What is the driest time of year in Tamalpais-Homestead Valley?
The driest month in Tamalpais-Homestead Valley is July, with an average of 0mm of precipitation.
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