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United States weather

Weather in Santa Barbara, California for September 2027

Your guide to Santa Barbara weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Santa Barbara at the beginning of September is 29.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.8 °C by the end of September.

    • Rain 🌧️

  • With an average of 2 rainy days, Santa Barbara experiences minimal rainfall in September.

    • More

  • Is September a good time to visit Santa Barbara? check out the best time to travel to Santa Barbara page.

  • ✨ Is September a good time to visit Santa Barbara? – Ask the AI Weatherman

Average dry days
28
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/17°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
62 %
Avg humidity

Santa Barbara Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
27°
2
Sunny
29°
3
Sunny
29°
4
Sunny
29°
5
Sunny
31°
6
Sunny
30°
7
Sunny
32°
8
Sunny
32°
9
Sunny
32°
10
Overcast
28°
11
Sunny
26°
12
Sunny
24°
13
Overcast
25°
14
Patchy rain possible
24°
15
Patchy rain possible
23°
16
Sunny
23°
17
Sunny
24°
18
Patchy rain possible
22°
19
Patchy rain possible
22°
20
Partly cloudy
23°
21
Patchy rain possible
22°
22
Partly cloudy
24°
23
Partly cloudy
27°
24
Light rain
25°
25
Patchy rain possible
25°
26
Partly cloudy
23°
27
Partly cloudy
22°
28
Partly cloudy
23°
29
Partly cloudy
24°
30
Partly cloudy
24°

Temperatures trend during September in Santa Barbara

See the weather trend as well as the moving average line

September weather in Santa Barbara day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Overcast
Overcast
 27° /17° 0 mm 8
Sept. 2 Sunny
Sunny
 29° /17° 0 mm 8
Sept. 3 Sunny
Sunny
 29° /19° 0 mm 8
Sept. 4 Sunny
Sunny
 29° /18° 0 mm 8
Sept. 5 Sunny
Sunny
 31° /19° 0 mm 8
Sept. 6 Sunny
Sunny
 30° /19° 0 mm 8
Sept. 7 Sunny
Sunny
 32° /19° 0 mm 8
Sept. 8 Sunny
Sunny
 32° /20° 0 mm 8
Sept. 9 Sunny
Sunny
 32° /21° 0 mm 8
Sept. 10 Overcast
Overcast
 28° /18° 0 mm 7
Sept. 11 Sunny
Sunny
 26° /18° 0 mm 7
Sept. 12 Sunny
Sunny
 24° /17° 0 mm 7
Sept. 13 Overcast
Overcast
 25° /15° 0 mm 6
Sept. 14 Patchy rain possible
Patchy rain possible
 24° /15° 0.1 mm 6
Sept. 15 Patchy rain possible
Patchy rain possible
 23° /15° 0.1 mm 7
Sept. 16 Sunny
Sunny
 23° /15° 0.3 mm 7
Sept. 17 Sunny
Sunny
 24° /16° 0.4 mm 7
Sept. 18 Patchy rain possible
Patchy rain possible
 22° /16° 1 mm 6
Sept. 19 Patchy rain possible
Patchy rain possible
 22° /16° 0.1 mm 6
Sept. 20 Partly cloudy
Partly cloudy
 23° /16° 0 mm 5
Sept. 21 Patchy rain possible
Patchy rain possible
 22° /15° 0.5 mm 6
Sept. 22 Partly cloudy
Partly cloudy
 24° /14° 0 mm 7
Sept. 23 Partly cloudy
Partly cloudy
 27° /18° 0 mm 7
Sept. 24 Light rain
Light rain
 25° /18° 4 mm 6
Sept. 25 Patchy rain possible
Patchy rain possible
 25° /17° 0.1 mm 6
Sept. 26 Partly cloudy
Partly cloudy
 23° /17° 0 mm 4
Sept. 27 Partly cloudy
Partly cloudy
 22° /16° 0 mm 6
Sept. 28 Partly cloudy
Partly cloudy
 23° /15° 0 mm 6
Sept. 29 Partly cloudy
Partly cloudy
 24° /16° 0 mm 6
Sept. 30 Partly cloudy
Partly cloudy
 24° /17° 0 mm 6
Next
Important Notice
Our weather forecast for Santa Barbara in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Santa Barbara forecast closer to your planned date for the most up-to-date weather information.
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Santa Barbara in September - FAQ

What are the expected maximum and minimum temperatures in Santa Barbara during September?
During September, expect a variety of temperatures with highs around 26° and lows near 17°, suitable for diverse activities and preferences.

How much rainfall should be expected in Santa Barbara during September?
Rainfall in Santa Barbara during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Santa Barbara during September?
The average wind speed in Santa Barbara during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Santa Barbara

Explore the daily rainfall trends and prepare for Santa Barbaras September weather 💧
Typically, Santa Barbara has 2 rainy days in September with a total of 6.8 mm of rainfall.

UV exposure in Santa Barbara during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Get accurate weather forecasts for Santa Barbara, located at latitude 34.421 and longitude -119.698. Stay updated with localized weather information tailored for Santa Barbara.

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