Mission Viejo in October
8.8out of 10
Yes, a good time to go
Warm and comfortable: highs around 22°C. Very dry: about 2 rainy days.
22°CAvg high
16°CAvg low
2Rainy days (15 mm)
11:08 hDaylight
07:02Sunrise · 18:10 Sunset
Why this score
- Warm and comfortable: highs around 22°C
- Very dry: about 2 rainy days
What to wear and pack
- T-shirts and light layers
How reliable is the forecast?
Rainfall in October is fairly consistent from year to year (1.9 days). 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 | 17°C | 11°C | 66 mm | 6 | – | – | 7.5 |
| February | 17°C | 11°C | 78 mm | 6 | – | – | 7.4 |
| March | 17°C | 12°C | 46 mm | 5 | – | – | 7.6 |
| April | 18°C | 13°C | 20 mm | 3 | – | – | 8.0 |
| May | 19°C | 14°C | 8 mm | 2 | – | – | 8.4 |
| June | 21°C | 16°C | 2 mm | 0 | – | – | 8.8 |
| July | 23°C | 18°C | 1 mm | 0 | – | – | 9.1 |
| August | 24°C | 19°C | 1 mm | 0 | – | – | 9.1 |
| September | 24°C | 18°C | 3 mm | 1 | – | – | 9.0 |
| October | 22°C | 16°C | 15 mm | 2 | – | – | 8.8 |
| November | 20°C | 13°C | 21 mm | 3 | – | – | 8.3 |
| December | 17°C | 11°C | 48 mm | 5 | – | – | 7.6 |
Frequently asked questions
How hot is Mission Viejo in October?
Daytime highs average 22°C and nights about 16°C.
When is the best time to visit Mission Viejo?
The best months are July, August, September, June.