Lassen Volcanic National Park weather in July

July in Lassen Volcanic National Park: warm, dry — an excellent time to visit.

#4 of 12 months in Lassen Volcanic National Park · #131 of 604 destinations to visit in July · comfort 88/100 (tier A)

Updated June 2026 · climate normals from ERA5 reanalysis

Lassen Volcanic National Park climate normals — July

Daytime high26°C / 79°F🌤 warm
Nighttime low12°C / 53°F
Feels like (high)24°C / 75°F
Rainfall6 mm / 0.3 in☀️ dry
Rainy days2 days
Humidity32%🌵 dry
Dew point0°C / 32°F
Sunshine13.6 h/day
Daylight14.7 h
Wind14 km/h / 9 mph
Air quality (US AQI)70🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Lassen Volcanic National Park?

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Lassen Volcanic National Park in July — FAQ

Is July a good time to visit Lassen Volcanic National Park?
July in Lassen Volcanic National Park: warm, dry — an excellent time to visit. It ranks #4 of 12 months for Lassen Volcanic National Park on SeasonMap's comfort score (88/100).
What is the weather like in Lassen Volcanic National Park in July?
In July, Lassen Volcanic National Park averages a daily high of 26.2°C and a low of 11.9°C, with about 6.4 mm of rain over roughly 2.2 rainy days.
What is the air quality in Lassen Volcanic National Park in July?
Lassen Volcanic National Park has a mean US Air Quality Index of about 70 in July.

Other months in Lassen Volcanic National Park

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