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What is Old Town San Diego State Historic Park, CA, Weather Like in October?
During the month of October, Old Town San Diego State Historic Park, CA,
has an average daytime high temperature of 75°F and an average overnight low temperature dropping to 62°F.
Around 0.50 inches of precipitation is received during the month,
with about 7.33 inches falling in a typical year.
Snow is not common in Old Town San Diego State Historic Park, CA.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 29, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 72.1 F
(-2.7 vs avg)
Average Low: 60 F
(-1.8 vs avg)
Actual data from: KSAN
Old Town San Diego State Historic Park, CA Daily Weather Averages for October
Recorded at San Diego Lindbergh Fld
(usw00023188),
1.6 miles
SSE of
Old Town San Diego State Historic Park, CA
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 64 F | 76 F | 70 F | 0.01" | 6.84" | N/A | N/A | 0.1 F | 5 F |
| 10/2 | 64 F | 76 F | 70 F | 0.02" | 6.85" | N/A | N/A | 0.1 F | 4.9 F |
| 10/3 | 64 F | 76 F | 70 F | 0.02" | 6.85" | N/A | N/A | 0.1 F | 4.8 F |
| 10/4 | 64 F | 76 F | 70 F | 0.03" | 6.86" | N/A | N/A | 0.1 F | 4.7 F |
| 10/5 | 64 F | 75 F | 70 F | 0.04" | 6.87" | N/A | N/A | 0.1 F | 4.6 F |
| 10/6 | 63 F | 75 F | 69 F | 0.05" | 6.88" | N/A | N/A | 0.1 F | 4.4 F |
| 10/7 | 63 F | 75 F | 69 F | 0.06" | 6.89" | N/A | N/A | 0.1 F | 4.3 F |
| 10/8 | 63 F | 75 F | 69 F | 0.08" | 6.91" | N/A | N/A | 0.1 F | 4.2 F |
| 10/9 | 63 F | 75 F | 69 F | 0.09" | 6.92" | N/A | N/A | 0.1 F | 4.1 F |
| 10/10 | 63 F | 75 F | 69 F | 0.10" | 6.93" | N/A | N/A | 0.1 F | 4 F |
| 10/11 | 63 F | 75 F | 69 F | 0.11" | 6.94" | N/A | N/A | 0.2 F | 3.9 F |
| 10/12 | 62 F | 75 F | 69 F | 0.12" | 6.95" | N/A | N/A | 0.2 F | 3.7 F |
| 10/13 | 62 F | 75 F | 69 F | 0.14" | 6.97" | N/A | N/A | 0.2 F | 3.6 F |
| 10/14 | 62 F | 75 F | 68 F | 0.15" | 6.98" | N/A | N/A | 0.2 F | 3.5 F |
| 10/15 | 62 F | 75 F | 68 F | 0.17" | 7.00" | N/A | N/A | 0.2 F | 3.4 F |
| 10/16 | 62 F | 75 F | 68 F | 0.19" | 7.02" | N/A | N/A | 0.2 F | 3.3 F |
| 10/17 | 61 F | 75 F | 68 F | 0.21" | 7.04" | N/A | N/A | 0.3 F | 3.2 F |
| 10/18 | 61 F | 75 F | 68 F | 0.23" | 7.06" | N/A | N/A | 0.3 F | 3.1 F |
| 10/19 | 61 F | 74 F | 68 F | 0.25" | 7.08" | N/A | N/A | 0.3 F | 3 F |
| 10/20 | 61 F | 74 F | 68 F | 0.27" | 7.10" | N/A | N/A | 0.4 F | 3 F |
| 10/21 | 61 F | 74 F | 67 F | 0.29" | 7.12" | N/A | N/A | 0.4 F | 2.9 F |
| 10/22 | 60 F | 74 F | 67 F | 0.31" | 7.14" | N/A | N/A | 0.5 F | 2.8 F |
| 10/23 | 60 F | 74 F | 67 F | 0.33" | 7.16" | N/A | N/A | 0.5 F | 2.7 F |
| 10/24 | 60 F | 74 F | 67 F | 0.35" | 7.18" | N/A | N/A | 0.6 F | 2.6 F |
| 10/25 | 60 F | 74 F | 67 F | 0.37" | 7.20" | N/A | N/A | 0.6 F | 2.5 F |
| 10/26 | 60 F | 74 F | 67 F | 0.39" | 7.22" | N/A | N/A | 0.7 F | 2.4 F |
| 10/27 | 59 F | 74 F | 67 F | 0.41" | 7.24" | N/A | N/A | 0.8 F | 2.4 F |
| 10/28 | 59 F | 74 F | 66 F | 0.43" | 7.26" | N/A | N/A | 0.9 F | 2.3 F |
| 10/29 | 59 F | 74 F | 66 F | 0.45" | 7.28" | N/A | N/A | 0.9 F | 2.2 F |
| 10/30 | 59 F | 74 F | 66 F | 0.48" | 7.31" | N/A | N/A | 1 F | 2.1 F |
| 10/31 | 59 F | 73 F | 66 F | 0.50" | 7.33" | N/A | N/A | 1.1 F | 2 F |
