South San Francisco vs Eureka Climate
64%matchSouth San Francisco vs Eureka: a 64% climate match. Compared with South San Francisco, Eureka has less sun, more rain and 5°F (3°C) cooler summer days.
South San Francisco gets 23 in (585 mm) of rain a year and Eureka 39 in (986 mm). South San Francisco's warmest month is September, at 74°F (24°C); Eureka's is August, at 68°F (20°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
South San FranciscoEurekasolid = high, dashed = low
Rain (in per month)
South San FranciscoEureka
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| South San Francisco | Eureka | South San Francisco | Eureka | South San Francisco | Eureka | |
| Jan | 58°F(15°C) | 56°F(13°C) | 44°F(7°C) | 41°F(5°C) | 4.8 in(121 mm) | 6.0 in(152 mm) |
| Feb | 61°F(16°C) | 56°F(14°C) | 46°F(8°C) | 42°F(6°C) | 4.6 in(117 mm) | 5.4 in(137 mm) |
| Mar | 64°F(18°C) | 58°F(14°C) | 47°F(8°C) | 43°F(6°C) | 3.1 in(80 mm) | 5.4 in(136 mm) |
| Apr | 66°F(19°C) | 60°F(16°C) | 48°F(9°C) | 44°F(7°C) | 1.5 in(38 mm) | 3.1 in(80 mm) |
| May | 68°F(20°C) | 62°F(17°C) | 50°F(10°C) | 47°F(9°C) | 0.6 in(16 mm) | 1.7 in(42 mm) |
| Jun | 71°F(22°C) | 65°F(18°C) | 53°F(12°C) | 51°F(10°C) | 0.2 in(5 mm) | 0.7 in(18 mm) |
| Jul | 71°F(22°C) | 67°F(20°C) | 54°F(12°C) | 52°F(11°C) | 0.0 in(1 mm) | 0.2 in(4 mm) |
| Aug | 72°F(22°C) | 68°F(20°C) | 55°F(13°C) | 53°F(12°C) | 0.0 in(1 mm) | 0.3 in(7 mm) |
| Sep | 74°F(24°C) | 68°F(20°C) | 55°F(13°C) | 51°F(11°C) | 0.1 in(3 mm) | 0.7 in(18 mm) |
| Oct | 72°F(22°C) | 65°F(18°C) | 51°F(11°C) | 47°F(8°C) | 1.2 in(30 mm) | 2.6 in(67 mm) |
| Nov | 65°F(18°C) | 59°F(15°C) | 47°F(8°C) | 43°F(6°C) | 2.4 in(62 mm) | 5.2 in(132 mm) |
| Dec | 59°F(15°C) | 56°F(13°C) | 44°F(7°C) | 41°F(5°C) | 4.4 in(111 mm) | 7.6 in(193 mm) |
1991–2020 averages, by calendar month.