Santa Barbara, CA Hourly Forecast
Santa Barbara temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 73°
- Coolest hour: 3 AM - around 58°
- Highest rain chance: 3 AM (30%) - pack accordingly
- UV peak: 1 PM at index 8 - sun protection recommended
- Windiest: 1 PM at 8 mph
Santa Barbara hourly weather - Tuesday, September 15
In Santa Barbara, expect a high near 71°F (22°C) around 5 PM and a low of 60°F (15°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 5 PM | Sunny | 71° | 70° | 4% | 6 mph SSW | 63% | 2 | |
| 6 PM | Sunny | 68° | 68° | 6% | 4 mph SSW | 70% | 0 | |
| 7 PM | Sunny | 62° | 64° | 13% | 2 mph S | 90% | 0 | |
| 8 PM | Clear | 61° | 62° | 14% | 2 mph ENE | 93% | 0 | |
| 9 PM | Clear | 61° | 62° | 14% | 2 mph NE | 92% | 0 | |
| 10 PM | Clear | 60° | 61° | 14% | 2 mph NE | 92% | 0 | |
| 11 PM | Clear | 60° | 61° | 14% | 2 mph NE | 92% | 0 |
Santa Barbara hourly weather - Wednesday, September 16
In Santa Barbara, expect a high near 73°F (23°C) around 1 PM and a low of 58°F (14°C) near 3 AM; precipitation risk peaks at 30% around 3 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 60° | 60° | 14% | 3 mph NE | 92% | 0 | |
| 1 AM | Clear | 59° | 59° | 14% | 4 mph ENE | 92% | 0 | |
| 2 AM | Partly Cloudy | 58° | 58° | 19% | 4 mph E | 94% | 0 | |
| 3 AM | Mist | 58° | 57° | 30% | 4 mph E | 95% | 0 | |
| 4 AM | Cloudy | 58° | 58° | 23% | 4 mph E | 92% | 0 | |
| 5 AM | Patchy rain nearby | 58° | 58° | 21% | 4 mph E | 88% | 0 | |
| 6 AM | Patchy rain nearby | 59° | 58° | 18% | 4 mph ENE | 81% | 0 | |
| 7 AM | Cloudy | 59° | 58° | 17% | 3 mph E | 80% | 0 | |
| 8 AM | Patchy rain nearby | 62° | 60° | 14% | 5 mph ESE | 76% | 0 | |
| 9 AM | Patchy rain nearby | 64° | 64° | 17% | 4 mph SSE | 73% | 1 | |
| 10 AM | Patchy rain nearby | 68° | 67° | 13% | 5 mph S | 62% | 3 | |
| 11 AM | Patchy rain nearby | 71° | 69° | 9% | 6 mph S | 55% | 5 | |
| 12 PM | Sunny | 73° | 70° | 2% | 8 mph SSW | 53% | 7 | |
| 1 PM | Sunny | 73° | 70° | 3% | 8 mph SSW | 54% | 8 | |
| 2 PM | Sunny | 72° | 70° | 3% | 8 mph SSW | 56% | 7 | |
| 3 PM | Sunny | 71° | 69° | 4% | 8 mph SSW | 59% | 6 | |
| 4 PM | Sunny | 70° | 68° | 5% | 7 mph SSW | 63% | 3 | |
| 5 PM | Sunny | 68° | 67° | 5% | 5 mph SSW | 67% | 2 | |
| 6 PM | Sunny | 65° | 65° | 7% | 4 mph SSW | 73% | 0 | |
| 7 PM | Sunny | 59° | 60° | 15% | 2 mph S | 93% | 0 | |
| 8 PM | Clear | 58° | 59° | 15% | 3 mph ENE | 94% | 0 | |
| 9 PM | Clear | 58° | 59° | 14% | 2 mph NE | 91% | 0 | |
| 10 PM | Clear | 58° | 59° | 14% | 3 mph NE | 91% | 0 | |
| 11 PM | Clear | 58° | 58° | 13% | 3 mph NE | 90% | 0 |
Santa Barbara hourly weather - Thursday, September 17
In Santa Barbara, expect a high near 74°F (23°C) around 12 PM and a low of 55°F (13°C) near 6 AM; precipitation risk peaks at 16% around 3 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 58° | 58° | 13% | 4 mph NE | 90% | 0 | |
| 1 AM | Clear | 57° | 57° | 13% | 3 mph ENE | 90% | 0 | |
| 2 AM | Clear | 56° | 56° | 15% | 3 mph ENE | 91% | 0 | |
| 3 AM | Clear | 56° | 55° | 16% | 4 mph NE | 92% | 0 | |
| 4 AM | Clear | 56° | 55° | 15% | 3 mph NE | 89% | 0 | |
| 5 AM | Clear | 55° | 54° | 13% | 3 mph NE | 85% | 0 | |
| 6 AM | Clear | 55° | 54° | 10% | 3 mph NNE | 81% | 0 | |
| 7 AM | Sunny | 55° | 53° | 8% | 3 mph NNE | 75% | 0 | |
| 8 AM | Sunny | 61° | 60° | 3% | 1 mph NE | 60% | 0 | |
| 9 AM | Sunny | 66° | 64° | 3% | 3 mph S | 56% | 1 | |
| 10 AM | Sunny | 70° | 67° | 2% | 5 mph SSW | 50% | 3 | |
| 11 AM | Sunny | 73° | 69° | 1% | 7 mph SSW | 45% | 5 | |
| 12 PM | Sunny | 74° | 70° | 1% | 8 mph SSW | 45% | 7 | |
| 1 PM | Patchy rain nearby | 74° | 70° | 7% | 8 mph SSW | 47% | 8 | |
| 2 PM | Patchy rain nearby | 74° | 70° | 8% | 8 mph SSW | 49% | 7 | |
| 3 PM | Sunny | 73° | 70° | 2% | 8 mph SSW | 51% | 5 | |
| 4 PM | Sunny | 72° | 69° | 2% | 7 mph SSW | 53% | 3 | |
| 5 PM | Sunny | 70° | 68° | 3% | 5 mph S | 57% | 1 | |
| 6 PM | Sunny | 68° | 68° | 3% | 2 mph S | 59% | 0 | |
| 7 PM | Sunny | 63° | 63° | 5% | 2 mph NNE | 68% | 0 | |
| 8 PM | Clear | 62° | 59° | 4% | 5 mph N | 64% | 0 | |
| 9 PM | Clear | 61° | 57° | 3% | 5 mph N | 59% | 0 | |
| 10 PM | Clear | 60° | 56° | 3% | 4 mph N | 56% | 0 | |
| 11 PM | Clear | 60° | 56° | 2% | 4 mph NNE | 53% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Santa Barbara today?
Will it rain in Santa Barbara tonight?
When is the UV index highest in Santa Barbara today?
Santa Barbara hour-by-hour: what to expect
Over the next 24 hours in Santa Barbara, temperatures range from 58°F (14°C) around 3 AM up to 73°F (23°C) near 1 PM - about 10°F (6°C) below the typical September high of 83°F (28°C).
A stray shower can't be ruled out - Rain chances top out at 30% around 3 AM. UV reaches 8 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Santa Barbara 14-day forecast or the monthly climate averages.