Hot-summer Mediterranean climate
Climate Pasadena - California
Annual high78ºF
Annual low55ºF
Precipitation21.24 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 68 | 48 | 4.54 |
| Feb | 70 | 49 | 5.12 |
| Mar | 72 | 50 | 3.38 |
| Apr | 76 | 53 | 1.37 |
| May | 79 | 57 | 0.40 |
| Jun | 84 | 60 | 0.22 |
| Jul | 89 | 64 | 0.05 |
| Aug | 91 | 65 | 0.11 |
| Sep | 89 | 63 | 0.41 |
| Oct | 82 | 58 | 1.01 |
| Nov | 74 | 51 | 1.50 |
| Dec | 67 | 47 | 3.13 |
- JanHigh 68ºFLow 48ºFPrecip 4.54 inch
- FebHigh 70ºFLow 49ºFPrecip 5.12 inch
- MarHigh 72ºFLow 50ºFPrecip 3.38 inch
- AprHigh 76ºFLow 53ºFPrecip 1.37 inch
- MayHigh 79ºFLow 57ºFPrecip 0.40 inch
- JunHigh 84ºFLow 60ºFPrecip 0.22 inch
- JulHigh 89ºFLow 64ºFPrecip 0.05 inch
- AugHigh 91ºFLow 65ºFPrecip 0.11 inch
- SepHigh 89ºFLow 63ºFPrecip 0.41 inch
- OctHigh 82ºFLow 58ºFPrecip 1.01 inch
- NovHigh 74ºFLow 51ºFPrecip 1.50 inch
- DecHigh 67ºFLow 47ºFPrecip 3.13 inch
Climate summary
What is the average weather in Pasadena, California?
Pasadena experiences a hot-summer climate with dry summers and wetter winters. Summers are hot, while winters are mild. The area receives moderate precipitation annually, with frequent rain or drizzle common during the cooler season, contrasting with very dry summer months.
Pasadena weather averages
Annual high78ºF
Annual low55ºF
Precipitation21.24 inch
Daily normals Pasadena - California - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 67.0 | 45.0 | 0.16 | 0.16 |
| Jan 2 | 67.1 | 45.0 | 0.31 | 0.31 |
| Jan 3 | 67.2 | 45.1 | 0.47 | 0.47 |
| Jan 4 | 67.3 | 45.2 | 0.62 | 0.62 |
| Jan 5 | 67.4 | 45.2 | 0.78 | 0.78 |
| Jan 6 | 67.5 | 45.3 | 0.93 | 0.93 |
| Jan 7 | 67.6 | 45.3 | 1.08 | 1.08 |
| Jan 8 | 67.7 | 45.4 | 1.23 | 1.23 |
| Jan 9 | 67.7 | 45.4 | 1.38 | 1.38 |
| Jan 10 | 67.8 | 45.5 | 1.54 | 1.54 |
| Jan 11 | 67.9 | 45.5 | 1.71 | 1.71 |
| Jan 12 | 68.0 | 45.5 | 1.87 | 1.87 |
| Jan 13 | 68.1 | 45.6 | 2.03 | 2.03 |
| Jan 14 | 68.1 | 45.6 | 2.18 | 2.18 |
| Jan 15 | 68.2 | 45.6 | 2.33 | 2.33 |
| Jan 16 | 68.3 | 45.6 | 2.48 | 2.48 |
| Jan 17 | 68.3 | 45.7 | 2.63 | 2.63 |
| Jan 18 | 68.4 | 45.7 | 2.78 | 2.78 |
| Jan 19 | 68.4 | 45.7 | 2.92 | 2.92 |
| Jan 20 | 68.4 | 45.7 | 3.07 | 3.07 |
| Jan 21 | 68.5 | 45.7 | 3.20 | 3.20 |
| Jan 22 | 68.5 | 45.7 | 3.34 | 3.34 |
| Jan 23 | 68.5 | 45.7 | 3.47 | 3.47 |
| Jan 24 | 68.6 | 45.6 | 3.61 | 3.61 |
| Jan 25 | 68.6 | 45.6 | 3.74 | 3.74 |
| Jan 26 | 68.6 | 45.6 | 3.86 | 3.86 |
| Jan 27 | 68.6 | 45.6 | 3.98 | 3.98 |
| Jan 28 | 68.7 | 45.6 | 4.10 | 4.10 |
| Jan 29 | 68.7 | 45.6 | 4.24 | 4.24 |
| Jan 30 | 68.7 | 45.6 | 4.37 | 4.37 |
| Jan 31 | 68.7 | 45.6 | 4.51 | 4.51 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Pasadena - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 89.1 | 63.0 | 0.00 |
| Sep 2 | 87.1 | 61.0 | 0.00 |
| Sep 3 | 84.0 | 63.0 | 0.00 |
| Sep 4 | 86.0 | 64.9 | 0.00 |
| Sep 5 | 93.0 | 63.0 | 0.00 |
| Sep 6 | 77.0 | 64.9 | 0.50 |
| Sep 7 | 95.0 | 66.9 | 0.55 |
| Sep 8 | 93.0 | 73.0 | 0.05 |
| Sep 9 | 106.0 | 79.0 | 0.00 |
| Sep 10 | 100.0 | 78.1 | 0.00 |
| Sep 11 | 93.9 | 73.0 | 0.00 |
| Sep 12 | 90.0 | 70.0 | 0.00 |
| Sep 13 | 88.0 | 70.0 | 0.00 |
| Sep 14 | 88.0 | 68.0 | 0.00 |
| Sep 15 | 84.0 | 66.9 | 0.00 |
| Sep 16 | 82.9 | 66.9 | 0.00 |
| Sep 17 | 81.0 | 66.0 | 0.00 |
| Sep 18 | 82.9 | 62.1 | 0.00 |
| Sep 19 | 84.9 | 64.0 | 0.00 |
| Sep 20 | 82.0 | 64.9 | 0.00 |
| Sep 21 | 80.1 | 64.9 | 0.00 |
| Sep 22 | 84.0 | 64.0 | 0.00 |
| Sep 23 | 93.0 | 64.0 | 0.00 |
| Sep 24 | 88.0 | 64.9 | 0.00 |
| Sep 25 | 89.1 | 64.9 | 0.00 |
| Sep 26 | 97.0 | 64.9 | 0.00 |
| Sep 27 | 90.0 | 70.0 | 0.00 |
| Sep 28 | 84.9 | 66.0 | 0.00 |
| Sep 29 | 89.1 | 62.1 | 0.00 |
| Sep 30 | 89.1 | 64.0 | 0.00 |
The data for September 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature106.0ºF · Sep 9
- Lowest max temperature77.0ºF · Sep 6
- Highest min temperature79.0ºF · Sep 9
- Lowest min temperature61.0ºF · Sep 2
Geo Pasadena - California
Location
- Country
- United States
- State
- California
- County
- –
- City
- Pasadena
- Zip Code
- 91101
- Elevation
- 863 ft
- Longitude
- -118.15
- Latitude
- 34.15
- ICAO
- –
- IATA
- –