Bethel Island, California 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 84°F 29°C Heat Index: 82°F	Observed at: Bethel Island, CA	Elevation: 221 ft | 67 m
	Last Updated: July 27, 5:00 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 84°F | 29°C
	Pressure: 29.93 in | 1013.6 mb	Dewpoint: 53°F | 12°C
	Humidity: 34%	Wind: WNW 15 mph | WNW 24 kph
	Feels Like: 79°F | 26°C	Visibility: 119.7 mi | 192.6 km
	Lat/Long: 38.008 | -121.6408	Sunrise: 6:05 AM   Sunset: 8:20 PM

7 Day Graphical Forecast

Valid: 4:05 PM 7/29/2026

Today Clear 86 |57 °F 30 |14 °C 0% Chance Precipitation Tuesday Clear 91 |58 °F 33 |14 °C 0% Chance Precipitation Wednesday Clear 100 |61 °F 38 |16 °C 0% Chance Precipitation Thursday Clear 103 |59 °F 40 |15 °C 0% Chance Precipitation Friday Clear 107 |61 °F 42 |16 °C 0% Chance Precipitation Saturday Overcast 108 |62 °F 42 |17 °C 0% Chance Precipitation Sunday Clear 105 |60 °F 41 |15 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 4:05 PM 7/29/2026

4 PM Clear 100 °F 0% Chance Precipitation

5 PM Clear 99 °F 0% Chance Precipitation

6 PM Clear 98 °F 0% Chance Precipitation

7 PM Clear 94 °F 0% Chance Precipitation

8 PM Clear 81 °F 0% Chance Precipitation

9 PM Clear 70 °F 0% Chance Precipitation

10 PM Clear 65 °F 0% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Bethel Island, CA - (Fahrenheit & Celsius) Valid: 4:05 PM 7/29/2026 Today Clear with a high near 86°F [30°C]. WNW wind to around 15 mph [25 kph], with gusts to near 21 mph [33 kph]. Dewpoint near 53°F [12°C] with humidity of 81%. Pressure around 29.93 in [1013.6 mb]. UV Index: 8.1. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tonight Clear with a low around 57°F [14°C]. WNW wind to around 15 mph [25 kph], with gusts to near 21 mph [33 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 91°F [33°C]. WNW wind to around 13 mph [22 kph], with gusts to near 18 mph [29 kph]. Dewpoint near 53°F [12°C] with humidity of 63%. Pressure around 29.93 in [1013.6 mb]. UV Index: 8.05. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 58°F [14°C]. WNW wind to around 13 mph [22 kph], with gusts to near 18 mph [29 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Wednesday Clear with a high near 100°F [38°C]. WNW wind to around 11 mph [18 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 53°F [12°C] with humidity of 65%. Pressure around 29.93 in [1013.6 mb]. UV Index: 8.05. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Wednesday Night Clear with a low around 61°F [16°C]. WNW wind to around 11 mph [18 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Clear with a high near 103°F [40°C]. W wind to around 11 mph [18 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 53°F [12°C] with humidity of 70%. Pressure around 29.93 in [1013.6 mb]. UV Index: 8.1. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Clear with a low around 59°F [15°C]. W wind to around 11 mph [18 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Clear with a high near 107°F [42°C]. WNW wind to around 10 mph [17 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 53°F [12°C] with humidity of 55%. Pressure around 29.93 in [1013.6 mb]. UV Index: 8. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Night Clear with a low around 61°F [16°C]. WNW wind to around 10 mph [17 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Overcast with a high near 108°F [42°C]. W wind to around 11 mph [17 kph], with gusts to near 15 mph [23 kph]. Dewpoint near 53°F [12°C] with humidity of 64%. Pressure around 29.93 in [1013.6 mb]. UV Index: 7.8. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Night Overcast with a low around 62°F [17°C]. W wind to around 11 mph [17 kph], with gusts to near 15 mph [23 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Clear with a high near 105°F [41°C]. W wind to around 10 mph [16 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 53°F [12°C] with humidity of 78%. Pressure around 29.93 in [1013.6 mb]. UV Index: 7.95. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Night Clear with a low around 60°F [15°C]. W wind to around 10 mph [16 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Bethel Island, CA

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for Bethel Island, CA

Today: WNW @ 25 kph | 15 mph

Tonight: WNW @ 25 kph | 15 mph

Tuesday: WNW @ 22 kph | 13 mph

Tuesday Night: WNW @ 22 kph | 13 mph

Wednesday: WNW @ 18 kph | 11 mph

Wednesday Night: WNW @ 18 kph | 11 mph

Thursday: W @ 18 kph | 11 mph

Thursday Night: W @ 18 kph | 11 mph

Friday: WNW @ 17 kph | 10 mph

Friday Night: WNW @ 17 kph | 10 mph

Saturday: W @ 17 kph | 11 mph

Saturday Night: W @ 17 kph | 11 mph

Sunday: W @ 16 kph | 10 mph

Sunday Night: W @ 16 kph | 10 mph

7 Day and Night - Maximum Humidity Forecast for Bethel Island, CA

Today: 81 %

Tonight: 81 %

Tuesday: 63 %

Tuesday Night: 63 %

Wednesday: 65 %

Wednesday Night: 65 %

Thursday: 70 %

Thursday Night: 70 %

Friday: 55 %

Friday Night: 55 %

Saturday: 64 %

Saturday Night: 64 %

Sunday: 78 %

Sunday Night: 78 %

7 Day and Night - Snowfall Totals Forecast for Bethel Island, CA

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

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