See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
21°
Clear
Feels Like: 22°
Min: 20°
Max: 23°
The next few hours will be overcast, with today reaching 23°C and dropping to 21°C. The coming days will be partly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:47
Sunrise
18:59
Sunset
Moon
Waxing Crescent
11:24
Moonrise
20:52
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for Santa Barbara.
Resources
UV Index
Humidity
Weather in Santa Barbara today, September 15, 2026
Santa Barbara starts September 15, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. Expect a grey start, with morning cloud around 100% by 03:00. Outdoor plans early on should not rely on bright skies.
The temperature range runs from about 20°C up to 23°C. The air stays humid, with relative humidity between 72% and 92% and the peak around 07:00. A lighter breeze peaks around 00:00 near 6.2 km/h.
Afternoon skies stay clogged, peaking close to 97% near 13:00. The grey theme continues rather than clearing out. Visibility holds near 15.1 km, though it can fall to 13.0 km. Sunrise is at 06:47 and sunset at 18:59, giving 12 hours 12 minutes of sunlight today.
Taken together, settled sunshine in Santa Barbara on September 15, 2026 makes outdoor timing easier, with highs near 23°C.
Frequently asked questions about weather in Santa Barbara
How warm does it get in Santa Barbara?
The warmest month in Santa Barbara is August, with average high temperatures of 26°C. The average temperature during this period is around 22°C.
How cold does it get in Santa Barbara?
The coldest month in Santa Barbara is February, with average low temperatures of 8°C. The average temperature during this period is around 12°C.
What is the wettest time of year in Santa Barbara?
The wettest month in Santa Barbara is January, with an average of 103mm of precipitation.
What is the driest time of year in Santa Barbara?
The driest month in Santa Barbara is July, with an average of 1mm of precipitation.
Explore more weather forecasts
- Goleta, California
- New York City, New York
- Isla Vista, California
- Los Angeles, California
- Carpinteria, California
- Brooklyn, New York
- Ventura, California
- Chicago, Illinois
- Oxnard, California
- Houston, Texas
- Port Hueneme, California
- Queens, New York
- Santa Paula, California
- Phoenix, Arizona
- Camarillo, California
- Philadelphia, Pennsylvania
