Hayward vs Vacaville Climate
79%matchHayward and Vacaville are a 79% climate match. Compared with Hayward, Vacaville has 11°F (6°C) hotter summer days and more rain in winter.
Hayward gets 18 in (447 mm) of rain a year and Vacaville 23 in (596 mm). Hayward's warmest month is September, at 82°F (28°C); Vacaville's is August, at 92°F (34°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
HaywardVacavillesolid = high, dashed = low
Rain (in per month)
HaywardVacaville
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Hayward | Vacaville | Hayward | Vacaville | Hayward | Vacaville | |
| Jan | 59°F(15°C) | 57°F(14°C) | 43°F(6°C) | 39°F(4°C) | 3.5 in(90 mm) | 5.3 in(134 mm) |
| Feb | 63°F(17°C) | 62°F(17°C) | 44°F(7°C) | 42°F(5°C) | 3.3 in(84 mm) | 5.0 in(126 mm) |
| Mar | 66°F(19°C) | 67°F(20°C) | 46°F(8°C) | 44°F(7°C) | 2.5 in(63 mm) | 3.3 in(83 mm) |
| Apr | 70°F(21°C) | 73°F(23°C) | 48°F(9°C) | 46°F(8°C) | 1.3 in(34 mm) | 1.2 in(31 mm) |
| May | 74°F(23°C) | 80°F(27°C) | 51°F(11°C) | 51°F(11°C) | 0.6 in(14 mm) | 0.7 in(19 mm) |
| Jun | 78°F(26°C) | 88°F(31°C) | 55°F(13°C) | 56°F(14°C) | 0.2 in(4 mm) | 0.2 in(4 mm) |
| Jul | 81°F(27°C) | 92°F(33°C) | 56°F(14°C) | 58°F(14°C) | 0.0 in(1 mm) | 0.0 in(0 mm) |
| Aug | 81°F(27°C) | 92°F(34°C) | 56°F(14°C) | 57°F(14°C) | 0.0 in(1 mm) | 0.0 in(0 mm) |
| Sep | 82°F(28°C) | 89°F(32°C) | 55°F(13°C) | 55°F(13°C) | 0.1 in(2 mm) | 0.1 in(2 mm) |
| Oct | 77°F(25°C) | 80°F(27°C) | 52°F(11°C) | 50°F(10°C) | 1.0 in(26 mm) | 1.0 in(26 mm) |
| Nov | 67°F(20°C) | 67°F(19°C) | 46°F(8°C) | 43°F(6°C) | 1.9 in(48 mm) | 2.3 in(58 mm) |
| Dec | 60°F(16°C) | 57°F(14°C) | 42°F(6°C) | 39°F(4°C) | 3.1 in(80 mm) | 4.4 in(113 mm) |
1991–2020 averages, by calendar month.