Bethel Island, California Climate
United States
Pop. 2,137 Elev. 0 m / 0 ft
TZ: America/Los_Angeles (UTC-7) ·
Dry and warm, Bethel Island sees August highs of 86°F (30°C) and cool January lows of 41°F (5°C). Expect around 25 rainy days annually (15.4 in / 392 mm total). The city averages 200 sunny days per year. Nearby lake water reaches 69°F (21°C) in summer.
| Temperature | 86°F (30°C) high | 41°F (5°C) low |
| Feels like | 90°F (32°C) high | 41°F (5°C) low |
| Rain | 25 days | 15.4 in (392 mm) /yr |
| Sky | 200 sunny | 11 stormy |
| Wind | 5.0 mph (2.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jan, Apr, May, Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
36
Jan 63
Feb 57
Mar 45
Apr 21
May 14
Jun 24
Jul 18
Aug 33
Sep 39
Oct 68
Nov 69
Dec Humidity (%)
66
Jan 73
Feb 70
Mar 63
Apr 54
May 59
Jun 65
Jul 60
Aug 64
Sep 70
Oct 83
Nov 85
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 23 mi Buchanan Field (CCR)
Ski resort 92 mi Bear Valley Adventure Company
National park 32 mi Old Sacramento State Historic Park
Mountain peak
(5,056 ft) 77 mi Baltic Peak
Hospital 9 mi Kaiser Permanente Antioch Medical Center
Hiking trail 16 mi Bob Walker Regional Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 61°F 16°C | 41°F 5°C | 0.5 in 11 mm | — | 17 |
| February | 63°F 17°C | 45°F 7°C | 5.1 in 130 mm | — | 6 |
| March | 66°F 19°C | 48°F 9°C | 2.3 in 59 mm | — | 10 |
| April | 73°F 23°C | 50°F 10°C | 0.3 in 9 mm | — | 13 |
| May | 81°F 27°C | 55°F 13°C | 0.1 in 2 mm | — | 25 |
| June | 80°F 27°C | 56°F 13°C | 0.0 in 0 mm | — | 30 |
| July | 80°F 27°C | 58°F 14°C | 0.0 in 0 mm | — | 28 |
| August | 86°F 30°C | 60°F 16°C | 0.0 in 1 mm | — | 28 |
| September | 84°F 29°C | 62°F 17°C | 0.1 in 2 mm | — | 19 |
| October | 74°F 23°C | 55°F 13°C | 1.7 in 44 mm | — | 16 |
| November | 64°F 18°C | 50°F 10°C | 3.3 in 84 mm | — | 5 |
| December | 56°F 13°C | 45°F 7°C | 2.0 in 52 mm | — | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 6 | 3 |
| March | 10 | 1 |
| April | 13 | 0 |
| May | 25 | 0 |
| June | 30 | 0 |
| July | 28 | 0 |
| August | 28 | 0 |
| September | 19 | 0 |
| October | 16 | 1 |
| November | 5 | 4 |
| December | 3 | 2 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 48°F 9°C |
| February | 51°F 10°C |
| March | 55°F 13°C |
| April | 59°F 15°C |
| May | 63°F 17°C |
| June | 65°F 18°C |
| July | 67°F 19°C |
| August | 69°F 20°C |
| September | 69°F 21°C |
| October | 63°F 17°C |
| November | 58°F 15°C |
| December | 50°F 10°C |