2025 Compare Cities Climate:
Humboldt Hill, CA vs Altadena, CA

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Highlights
- Altadena has 51.0% less rainy days than Humboldt Hill.
- Altadena has 62.1% more Sunny Days than Humboldt Hill.
- On the BestPlaces comfort index, Altadena scores 19.7% better than Humboldt Hill
 Humboldt Hill, CAAltadena, CAUnited States
 Rainfall  Unlock2338
 Snowfall1  Unlock28
 Precipitation  Unlock37106
 Sunny177  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low41  Unlock22
 Comfort Index (higher=better)  Unlock9.17
 UV Index5  Unlock4.3
 Elevation  Unlock13582443
Reviews for Humboldt Hill    0 Reviews

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Reviews for Altadena    1 Reviews

I live just above the 1500 foot elevation at the edge of the San Gabriel Mountains in the L.A. suburb of Altadena--just above Pasadena. We're above the low morning fog  More

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