Costa Mesa vs Santa Maria, California Climate
75%matchOn climate, Santa Maria is a 75% match for Costa Mesa. Compared with Costa Mesa, Santa Maria has the same summer highs, 6°F (3°C) colder winter nights and more rain in winter.
Costa Mesa gets 11 in (278 mm) of rain a year and Santa Maria 17 in (429 mm). September is the warmest month in both, with highs of 77°F (25°C) in Costa Mesa and 78°F (25°C) in Santa Maria.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
Costa MesaSanta Mariasolid = high, dashed = low
Rain (in per month)
Costa MesaSanta Maria
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Costa Mesa | Santa Maria | Costa Mesa | Santa Maria | Costa Mesa | Santa Maria | |
| Jan | 67°F(19°C) | 66°F(19°C) | 47°F(9°C) | 42°F(6°C) | 2.3 in(58 mm) | 3.5 in(90 mm) |
| Feb | 66°F(19°C) | 67°F(19°C) | 49°F(9°C) | 43°F(6°C) | 2.7 in(68 mm) | 3.7 in(93 mm) |
| Mar | 67°F(19°C) | 69°F(20°C) | 50°F(10°C) | 44°F(7°C) | 1.7 in(42 mm) | 2.6 in(66 mm) |
| Apr | 69°F(21°C) | 71°F(22°C) | 52°F(11°C) | 45°F(7°C) | 0.7 in(17 mm) | 1.3 in(33 mm) |
| May | 70°F(21°C) | 72°F(22°C) | 56°F(14°C) | 48°F(9°C) | 0.2 in(5 mm) | 0.4 in(9 mm) |
| Jun | 72°F(22°C) | 74°F(23°C) | 60°F(16°C) | 51°F(11°C) | 0.1 in(2 mm) | 0.0 in(1 mm) |
| Jul | 75°F(24°C) | 75°F(24°C) | 63°F(17°C) | 53°F(12°C) | 0.0 in(1 mm) | 0.0 in(0 mm) |
| Aug | 77°F(25°C) | 76°F(25°C) | 64°F(18°C) | 54°F(12°C) | 0.0 in(1 mm) | 0.0 in(1 mm) |
| Sep | 77°F(25°C) | 78°F(25°C) | 62°F(17°C) | 53°F(12°C) | 0.2 in(4 mm) | 0.1 in(2 mm) |
| Oct | 75°F(24°C) | 77°F(25°C) | 58°F(14°C) | 49°F(10°C) | 0.4 in(10 mm) | 0.9 in(22 mm) |
| Nov | 71°F(22°C) | 72°F(22°C) | 51°F(11°C) | 45°F(7°C) | 0.8 in(21 mm) | 1.4 in(35 mm) |
| Dec | 66°F(19°C) | 66°F(19°C) | 47°F(8°C) | 40°F(5°C) | 1.9 in(49 mm) | 3.0 in(77 mm) |
1991–2020 averages, by calendar month.