Santa Barbara, California: vitamin D, best months and travel guide
Spanish-style town with mountains and beaches. Best for: couples, wine lovers.
The best months for vitamin D in Santa Barbara are July to October, when a full dose takes about 7 minutes at midday. Too cool from November to June.
Santa Barbara month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 3.9 h | 3.6 | 15 min | 17°C | 3/30 |
| February | Too cold | 4.9 h | 4.5 | 12 min | 16°C | 9/30 |
| March | Too cold | 6.8 h | 6.0 | 9 min | 17°C | 8/30 |
| April | Too cold | 7.9 h | 7.2 | 7 min | 18°C | 3/30 |
| May | Too cold | 8.8 h | 7.5 | 7 min | 18°C | 0/30 |
| June | Too cold | 9.2 h | 7.7 | 7 min | 22°C | 0/30 |
| July | Excellent | 9.3 h | 7.7 | 7 min | 23°C | 0/30 |
| August | Excellent | 8.8 h | 7.5 | 7 min | 25°C | 0/30 |
| September | Good | 7.7 h | 6.6 | 8 min | 24°C | 0/30 |
| October | Good | 6.4 h | 5.3 | 10 min | 23°C | 0/30 |
| November | Too cold | 4.5 h | 3.9 | 14 min | 20°C | 1/30 |
| December | Too cold | 3.6 h | 3.5 | 15 min | 19°C | 1/30 |
Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday for about 1,000 IU of vitamin D with a quarter of the body bare, for skin type III. Rainy days are days with at least 1 mm out of 30.
What to expect in Santa Barbara
Spanish-style town with mountains and beaches. The Pacific is cool all year. The south coast is sunny and pleasant, but May to June often brings morning fog (June Gloom). Summer is dry and warm, and winter can bring rain.
In Santa Barbara afternoon highs average from 16°C in February to 25°C in August. The wettest month is February (about 9 rainy days out of 30) and the driest is October (0). Midday UV peaks at 7.7 in June.
City on a south-facing coast which styles itself, with some justification, as "the American Riviera." (Wikivoyage, CC BY-SA 4.0)
More about California · California in July · Best places in July
Questions about Santa Barbara
When is the best time to visit Santa Barbara for vitamin D?
The best months for vitamin D in Santa Barbara are July to October, when a full dose takes about 7 minutes at midday.
What is the weather like in Santa Barbara?
Afternoon highs average from 16°C in February to 25°C in August. The wettest month is February, with about 9 rainy days out of 30.
Which months should I avoid in Santa Barbara?
For a beach stay, avoid the months when it is too cool from November to June.