Hayward, California Climate
United States
Pop. 158,289 Elev. 32 m / 105 ft
TZ: America/Los_Angeles (UTC-7) ·
Hayward has a dry climate with warm summers reaching 81°F (27°C) in August and cool winters averaging 39°F (4°C) in January. Rain falls on about 23 days per year (13.8 in / 351 mm total). The city averages 181 sunny days per year. Ocean water temperatures reach 62°F (17°C) in summer.
| Temperature | 81°F (27°C) high | 39°F (4°C) low |
| Feels like | 84°F (29°C) high | 39°F (4°C) low |
| Rain | 23 days | 13.8 in (351 mm) /yr |
| Sky | 181 sunny | 9 stormy |
| Wind | 3.9 mph (1.7 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jan, Apr, May, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
33
Jan 64
Feb 58
Mar 50
Apr 29
May 22
Jun 36
Jul 25
Aug 40
Sep 39
Oct 60
Nov 54
Dec Humidity (%)
65
Jan 75
Feb 73
Mar 71
Apr 63
May 66
Jun 70
Jul 67
Aug 69
Sep 72
Oct 82
Nov 84
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 8 mi San Francisco Bay Oakland International Airport (OAK)
Ski resort 121 mi Leland Snowplay
National park 22 mi Rosie the Riveter/World War II Home Front National Historical Park
Mountain peak
(5,082 ft) 98 mi Chews Ridge
Hospital 2 mi Eden Medical Center
Hiking trail 2 mi Whispering Creek Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 60°F 16°C | 39°F 4°C | 0.3 in 8 mm | — | 18 |
| February | 61°F 16°C | 44°F 7°C | 4.1 in 104 mm | — | 6 |
| March | 64°F 18°C | 45°F 7°C | 2.7 in 68 mm | — | 9 |
| April | 68°F 20°C | 47°F 9°C | 0.6 in 16 mm | — | 10 |
| May | 75°F 24°C | 51°F 11°C | 0.1 in 2 mm | — | 22 |
| June | 75°F 24°C | 53°F 12°C | 0.0 in 0 mm | — | 24 |
| July | 76°F 24°C | 56°F 13°C | 0.0 in 0 mm | — | 18 |
| August | 81°F 27°C | 58°F 14°C | 0.1 in 2 mm | — | 26 |
| September | 80°F 27°C | 60°F 16°C | 0.1 in 4 mm | — | 15 |
| October | 73°F 23°C | 53°F 12°C | 1.2 in 31 mm | — | 16 |
| November | 64°F 18°C | 49°F 10°C | 2.7 in 69 mm | — | 6 |
| December | 56°F 13°C | 45°F 7°C | 1.8 in 46 mm | — | 11 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 6 | 3 |
| March | 9 | 1 |
| April | 10 | 1 |
| May | 22 | 0 |
| June | 24 | 0 |
| July | 18 | 0 |
| August | 26 | 0 |
| September | 15 | 0 |
| October | 16 | 0 |
| November | 6 | 2 |
| December | 11 | 2 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 53°F 12°C | 48°F 9°C |
| February | 54°F 12°C | 52°F 11°C |
| March | 55°F 13°C | 55°F 13°C |
| April | 56°F 13°C | 59°F 15°C |
| May | 55°F 13°C | 63°F 17°C |
| June | 57°F 14°C | 66°F 19°C |
| July | 60°F 16°C | 67°F 20°C |
| August | 61°F 16°C | 69°F 21°C |
| September | 62°F 17°C | 70°F 21°C |
| October | 62°F 17°C | 63°F 17°C |
| November | 58°F 14°C | 58°F 14°C |
| December | 56°F 14°C | 51°F 10°C |