Annual mean
Annual mean of daily highs
Annual mean of daily lows
Jamul CDP, California
Official LSAD Designation: Jamul CDP • Census GEOID: 0637120
• San Diego County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Jamul CDP.
Reference Weather Station: EL CAJON, CA US (ID: USC00042706)
• Located 6.6 miles from community center
• Elevation: 150.9 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 69.3° | 42.5° | 55.9° | 2.32" |
| February | 69.2° | 44.4° | 56.8° | 2.61" |
| March | 71.3° | 48.0° | 59.7° | 1.92" |
| April | 74.5° | 50.7° | 62.6° | 0.75" |
| May | 76.2° | 55.9° | 66.1° | 0.30" |
| June | 80.8° | 59.4° | 70.1° | 0.06" |
| July | 86.1° | 63.3° | 74.7° | 0.16" |
| August | 88.6° | 64.7° | 76.6° | 0.02" |
| September | 87.3° | 62.1° | 74.7° | 0.11" |
| October | 81.0° | 55.6° | 68.3° | 0.54" |
| November | 75.2° | 47.1° | 61.2° | 1.01" |
| December | 68.5° | 41.7° | 55.1° | 1.83" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station EL CAJON, CA US (ID: USC00042706) • 6.6 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 64.1 | 76.3 | 51.9 |
| 2011 | 63.7 | 76.0 | 51.4 |
| 2012 | 65.2 | 77.5 | 53.0 |
| 2013 | 64.6 | 76.2 | 53.1 |
| 2014 | 67.9 | 80.1 | 55.7 |
| 2015 | 67.4 | 79.4 | 55.4 |
| 2016 | 66.8 | 79.0 | 54.7 |
| 2017 | 67.1 | 79.2 | 55.0 |
| 2018 | 66.7 | 78.5 | 55.0 |
| 2019 | 64.8 | 76.2 | 53.4 |
| 2020 | 66.5 | 79.1 | 54.0 |
| 2021 | 65.6 | 77.4 | 53.8 |
| 2022 | 65.3 | 77.6 | 53.0 |
| 2023 | 63.6 | 74.7 | 52.4 |
| 2024 | 64.6 | 76.2 | 53.0 |
| 2025 | 65.2 | 76.8 | 53.5 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.