Santa Rosa in May
7.5out of 10
Yes, a good time to go
Warm and comfortable: highs around 23°C. Frequent rain: about 9 rainy days.
23°CAvg high
13°CAvg low
9Rainy days (152 mm)
10:37 hDaylight
07:16Sunrise · 17:53 Sunset
Why this score
- Warm and comfortable: highs around 23°C
- Frequent rain: about 9 rainy days
What to wear and pack
- T-shirts and light layers
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.8 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 31°C | 21°C | 143 mm | 15 | – | – | 6.2 |
| February | 31°C | 20°C | 137 mm | 14 | – | – | 6.4 |
| March | 30°C | 19°C | 126 mm | 12 | – | – | 7.1 |
| April | 27°C | 17°C | 155 mm | 10 | – | – | 7.5 |
| May | 23°C | 13°C | 152 mm | 9 | – | – | 7.5 |
| June | 21°C | 12°C | 143 mm | 10 | – | – | 7.3 |
| July | 20°C | 11°C | 137 mm | 10 | – | – | 7.3 |
| August | 23°C | 12°C | 94 mm | 8 | – | – | 7.9 |
| September | 24°C | 14°C | 151 mm | 10 | – | – | 7.4 |
| October | 27°C | 16°C | 215 mm | 13 | – | – | 6.8 |
| November | 29°C | 17°C | 157 mm | 11 | – | – | 7.3 |
| December | 31°C | 20°C | 160 mm | 13 | – | – | 6.4 |
Frequently asked questions
How hot is Santa Rosa in May?
Daytime highs average 23°C and nights about 13°C.
When is the best time to visit Santa Rosa?
The best months are August, April, May, September.