Los Angeles vs San Diego: climate compared
Los Angeles, California and San Diego, California, both measured the same way — 1991–2020 climate normals — so the numbers can be compared directly. This page compares the climate records only; neither city is scored against anyone’s preferences here.
The main differences
- Los Angeles’s warmest month is 8.5°F (4.7°C) warmer than San Diego’s (88°F (31.1°C) against 79.5°F (26.4°C) average highs).
- Winter nights are 0.9°F (0.5°C) milder in San Diego: its coldest month averages lows of 47.8°F (8.8°C), against 46.9°F (8.3°C) in Los Angeles.
- Summers are more humid in San Diego: its most humid month peaks at a dew point of 63°F (17°C) (noticeably humid), against 58°F (14°C) in Los Angeles.
At a glance
| Measure | Los Angeles | San Diego |
|---|---|---|
| Warmest-month high | 88°F (31°C) | 80°F (26°C) |
| Coldest-month high | 71°F (22°C) | 68°F (20°C) |
| Coldest-month low | 47°F (8°C) | 48°F (9°C) |
| Gap between warmest and coldest month | 17.3°F (9.6°C) | 11.7°F (6.5°C) |
| Most humid month (dew point) | 58°F (14°C)noticeably humid | 63°F (17°C)noticeably humid |
| Rain a year | 13.7 in (348 mm) | 9.6 in (245 mm) |
| Wet days a year | 27 | 28 |
| Sunshine, hours a day | 8.5 | 8.2 |
| Snow a year | 0 in (0 cm) | 0 in (0 cm) |
| Days above 90°F (32°C) | 46 | 4 |
| Freezing nights a year | 0 | 0 |
Temperature through the year
Average daily highs and lows by month, on one shared scale.
Month by month
| Month | Los Angeles high / low | San Diego high / low | Los Angeles wet days | San Diego wet days |
|---|---|---|---|---|
| January | 71°F (22°C) / 47°F (9°C) | 68°F (20°C) / 49°F (9°C) | 5 | 5 |
| February | 71°F (22°C) / 48°F (9°C) | 68°F (20°C) / 49°F (10°C) | 6 | 6 |
| March | 73°F (23°C) / 50°F (10°C) | 69°F (20°C) / 52°F (11°C) | 5 | 5 |
| April | 76°F (24°C) / 52°F (11°C) | 71°F (22°C) / 54°F (12°C) | 2 | 3 |
| May | 77°F (25°C) / 56°F (14°C) | 72°F (22°C) / 58°F (15°C) | 1 | 1 |
| June | 81°F (27°C) / 60°F (16°C) | 74°F (23°C) / 61°F (16°C) | 0 | 0 |
| July | 85°F (30°C) / 63°F (17°C) | 77°F (25°C) / 65°F (18°C) | 0 | 0 |
| August | 88°F (31°C) / 64°F (18°C) | 79°F (26°C) / 66°F (19°C) | 0 | 0 |
| September | 87°F (31°C) / 62°F (17°C) | 80°F (26°C) / 65°F (18°C) | 0 | 0 |
| October | 82°F (28°C) / 58°F (14°C) | 77°F (25°C) / 59°F (15°C) | 2 | 1 |
| November | 76°F (25°C) / 51°F (11°C) | 73°F (23°C) / 53°F (11°C) | 2 | 3 |
| December | 71°F (22°C) / 47°F (8°C) | 68°F (20°C) / 48°F (9°C) | 4 | 5 |
Averages for a typical year, not a forecast for any particular one. Methodology
Which would suit you?
Score both against your own preferences, or read each city’s full record.
Los Angeles vs San Diego climate: weather compared month by month