Kings Canyon National Park weather in September
September in Kings Canyon National Park: cool, dry, with clean air — an excellent time to visit.
#3 of 12 months in Kings Canyon National Park · #44 of 604 destinations to visit in September · comfort 91/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Kings Canyon National Park climate normals — September
| Daytime high | 18°C / 64°F | 🙂 cool |
|---|---|---|
| Nighttime low | 6°C / 43°F | |
| Feels like (high) | 15°C / 59°F | |
| Rainfall | 12 mm / 0.5 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 42% | 🍃 comfortable |
| Dew point | -3°C / 27°F | |
| Sunshine | 11.5 h/day | |
| Daylight | 12.4 h | |
| Wind | 9 km/h / 5 mph | |
| Snowfall | 0.3 cm / 0.1 in | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Kings Canyon National Park?
Loading map…
Kings Canyon National Park in September — FAQ
- Is September a good time to visit Kings Canyon National Park?
- September in Kings Canyon National Park: cool, dry, with clean air — an excellent time to visit. It ranks #3 of 12 months for Kings Canyon National Park on SeasonMap's comfort score (91/100).
- What is the weather like in Kings Canyon National Park in September?
- In September, Kings Canyon National Park averages a daily high of 17.5°C and a low of 6.2°C, with about 12.4 mm of rain over roughly 3.6 rainy days.
- What is the air quality in Kings Canyon National Park in September?
- Kings Canyon National Park has a mean US Air Quality Index of about 46 in September.