Carlsbad (CA)
September
Weather in Carlsbad, California for September 2027
Your guide to Carlsbad weather in September - trends and predictions
In general, the average temperature in Carlsbad at the beginning of September is 27.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 26 °F by the end of September.
With an average of 5 rainy days, Carlsbad experiences minimal rainfall in September.
Is September a good time to visit Carlsbad? check out the best time to travel to Carlsbad page.
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Temperatures
Rain 🌧️
More
25
Dry days
5
Rainy days
0
Snow days
27°/18°
Temperatures
19 km/h
Avg max wind
70 %
Avg humidity
Carlsbad Weather September
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Temperatures trend during September in Carlsbad
See the weather trend as well as the moving average line
September weather in Carlsbad day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Partly cloudy | 26° /17° | 0 mm | 11 | |
| Sept. 2 |  Sunny | 24° /14° | 0 mm | 10 | |
| Sept. 3 |  Cloudy | 25° /14° | 0 mm | 10 | |
| Sept. 4 |  Overcast | 25° /15° | 0 mm | 10 | |
| Sept. 5 | Overcast | 29° /14° | 0.2 mm | 10 | |
| Sept. 6 |  Moderate rain at times | 31° /21° | 2.6 mm | 2 | |
| Sept. 7 |  Heavy rain at times | 34° /22° | 15.6 mm | 2 | |
| Sept. 8 | Moderate or heavy rain shower | 34° /22° | 5.2 mm | 5 | |
| Sept. 9 | Overcast | 33° /24° | 0 mm | 6 | |
| Sept. 10 | Sunny | 30° /22° | 0 mm | 9 | |
| Sept. 11 | Overcast | 28° /21° | 0 mm | 10 | |
| Sept. 12 | Overcast | 27° /19° | 0 mm | 8 | |
| Sept. 13 | Partly cloudy | 26° /18° | 0 mm | 9 | |
| Sept. 14 | Partly cloudy | 25° /17° | 0 mm | 9 | |
| Sept. 15 | Cloudy | 24° /16° | 0 mm | 9 | |
| Sept. 16 | Partly cloudy | 25° /16° | 0 mm | 9 | |
| Sept. 17 |  Patchy rain possible | 25° /18° | 2.8 mm | 9 | |
| Sept. 18 | Cloudy | 25° /18° | 0 mm | 9 | |
| Sept. 19 | Sunny | 25° /15° | 0 mm | 8 | |
| Sept. 20 | Overcast | 25° /16° | 0 mm | 2 | |
| Sept. 21 | Overcast | 24° /18° | 0.4 mm | 7 | |
| Sept. 22 | Sunny | 25° /16° | 0.2 mm | 8 | |
| Sept. 23 | Sunny | 26° /16° | 0 mm | 8 | |
| Sept. 24 | Partly cloudy | 26° /18° | 0 mm | 8 | |
| Sept. 25 | Partly cloudy | 26° /18° | 0 mm | 7 | |
| Sept. 26 | Overcast | 28° /19° | 0 mm | 4 | |
| Sept. 27 | Overcast | 27° /21° | 0 mm | 1 | |
| Sept. 28 | Sunny | 26° /18° | 0 mm | 7 | |
| Sept. 29 | Sunny | 26° /15° | 0 mm | 7 | |
| Sept. 30 |  Mist | 23° /16° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Carlsbad 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 Carlsbad forecast closer to your planned date for the most up-to-date weather information.
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Carlsbad in September - FAQ
What are the expected maximum and minimum temperatures in Carlsbad during September?
During September, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Carlsbad during September?
In September, Carlsbad can expect light to moderate rainfall, totaling 27 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Carlsbad during September?
The average wind speed in Carlsbad during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Carlsbad
Explore the daily rainfall trends and prepare for Carlsbads September weather 💧
Typically, Carlsbad has 5 rainy days in September with a total of 27 mm of rainfall.
UV exposure in Carlsbad during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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