Crater Lake National Park weather in July
July in Crater Lake National Park: warm, dry, with clean air — one of the best months to visit.
#1 of 12 months in Crater Lake National Park · #14 of 604 destinations to visit in July · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Crater Lake National Park climate normals — July
| Daytime high | 25°C / 77°F | 🌤 warm |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Feels like (high) | 24°C / 75°F | |
| Rainfall | 9 mm / 0.4 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 48% | 🍃 comfortable |
| Dew point | 4°C / 39°F | |
| Sunshine | 13.6 h/day | |
| Daylight | 15 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Crater Lake National Park?
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Crater Lake National Park in July — FAQ
- Is July a good time to visit Crater Lake National Park?
- July in Crater Lake National Park: warm, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for Crater Lake National Park on SeasonMap's comfort score (94/100).
- What is the weather like in Crater Lake National Park in July?
- In July, Crater Lake National Park averages a daily high of 25.2°C and a low of 8.9°C, with about 9.4 mm of rain over roughly 2.4 rainy days.
- What is the air quality in Crater Lake National Park in July?
- Crater Lake National Park has a mean US Air Quality Index of about 43 in July.