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Lewiston CA Weather - Clear - 53°F
Clear
53°F
Updated 12:51 am
Feels Like 61°F
Humidity 57%
Wind W 6 mph
Barometer  30.2 in
Dew Point 39°F
Lewiston CA Weather - Clear - 12°C
Clear
12°C
Updated 12:51 am
Feels Like 16°C
Humidity 57%
Wind W 10 km/h
Barometer  102.2 kPa
Dew Point 4°C
Lewiston, CA Weather and Current Conditionslewiston ca weather forecast

Lewiston, CA Weather Forecast

Lewiston California WeatherLewiston, California Weather Weather Forecast
14 day API Lewiston, CA weather forecast. Note. Our 7-day weather forecast for Lewiston, California is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Lewiston, CA Weather Forecast Dated: 1251 AM Wed Sep 09 2026
Expect a mild stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.

Wednesday, September 9, 2026

Mid-Morning
Lewiston Weather - 2026-09-09 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-09 - Afternoon - Cloudy
88°F 31°C
Cloudy
Early-Evening
Lewiston Weather - 2026-09-09 - Evening - Overcast
79°F 27°C
Overcast
Warm and summery near 88°F 31°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.

Thursday, September 10, 2026

Mid-Morning
Lewiston Weather - 2026-09-10 - Morning - Overcast
70°F 21°C
Overcast
Mid-Afternoon
Lewiston Weather - 2026-09-10 - Afternoon - Overcast
87°F 31°C
Overcast
Early-Evening
Lewiston Weather - 2026-09-10 - Evening - Partly Cloudy
75°F 24°C
Partly Cloudy
Balmy with temperatures reaching 87°F 31°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.

Friday, September 11, 2026

Mid-Morning
Lewiston Weather - 2026-09-11 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-11 - Afternoon - Sunny
83°F 28°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-11 - Evening - Sunny
70°F 22°C
Sunny
Quite warm around 83°F 28°C, sunny throughout the day, with increasing humidity and barometric pressure falling.

Saturday, September 12, 2026

Mid-Morning
Lewiston Weather - 2026-09-12 - Morning - Sunny
50°F 10°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-12 - Afternoon - Sunny
63°F 17°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-12 - Evening - Sunny
52°F 12°C
Sunny
Cool with a high near 63°F 17°C, sunny throughout the day, with increasing humidity and steady pressure. Winds turning from the WSW to the NW at 8 mph 13 km/h.

Sunday, September 13, 2026

Mid-Morning
Lewiston Weather - 2026-09-13 - Morning - Sunny
50°F 10°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-13 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-13 - Evening - Sunny
64°F 18°C
Sunny
Mild with a high of 71°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Monday, September 14, 2026

Mid-Morning
Lewiston Weather - 2026-09-14 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-14 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-14 - Evening - Sunny
65°F 19°C
Sunny
Pleasant near 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure.

Tuesday, September 15, 2026

Mid-Morning
Lewiston Weather - 2026-09-15 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-15 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-15 - Evening - Sunny
63°F 17°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
Lewiston Weather - 2026-09-16 - Morning - Sunny
51°F 10°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-16 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-16 - Evening - Sunny
62°F 17°C
Sunny
Enjoyable around 70°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Thursday, September 17, 2026

Mid-Morning
Lewiston Weather - 2026-09-17 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-17 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-17 - Evening - Scattered Showers
52°F 11°C
Scattered Showers
Refreshing around 58°F 14°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the WSW to the W at 7 mph 11 km/h.

Friday, September 18, 2026

Mid-Morning
Lewiston Weather - 2026-09-18 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-18 - Afternoon - Nearby Thunderstorms
53°F 12°C
Nearby Thunderstorms
Early-Evening
Lewiston Weather - 2026-09-18 - Evening - Sunny
50°F 10°C
Sunny
Cool and brisk at 53°F 12°C, periods of heavy thunderstorms, with steady humidity and steady pressure. Winds moving from the ENE to the WNW at 7 mph 11 km/h.

Saturday, September 19, 2026

Mid-Morning
Lewiston Weather - 2026-09-19 - Morning - Sunny
44°F 7°C
Sunny
Mid-Afternoon
Lewiston Weather - 2026-09-19 - Afternoon - Sunny
63°F 17°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-19 - Evening - Sunny
57°F 14°C
Sunny
Comfortable at 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Sunday, September 20, 2026

Mid-Morning
Lewiston Weather - 2026-09-20 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
Lewiston Weather - 2026-09-20 - Afternoon - Overcast
67°F 20°C
Overcast
Early-Evening
Lewiston Weather - 2026-09-20 - Evening - Overcast
62°F 17°C
Overcast
Cool with a high near 67°F 20°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.

Monday, September 21, 2026

Mid-Morning
Lewiston Weather - 2026-09-21 - Morning - Overcast
49°F 10°C
Overcast
Mid-Afternoon
Lewiston Weather - 2026-09-21 - Afternoon - Overcast
65°F 18°C
Overcast
Early-Evening
Lewiston Weather - 2026-09-21 - Evening - Cloudy
62°F 16°C
Cloudy
Refreshing around 65°F 18°C, overcast throughout the day, with lower humidity and steady pressure.

Tuesday, September 22, 2026

Mid-Morning
Lewiston Weather - 2026-09-22 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Lewiston Weather - 2026-09-22 - Afternoon - Sunny
64°F 18°C
Sunny
Early-Evening
Lewiston Weather - 2026-09-22 - Evening - Sunny
60°F 16°C
Sunny
Mildly cool near 64°F 18°C, overcast in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure.

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Weather by the Numbers

Wed, 9th
Lewiston CA Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 88°F 31°C
Lo: 61°F 16°C
Sunrise 06:47 AM
Sunset 07:31 PM
Wind SSW 3 mph5 km/h
Dew Point 23°F-5°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 0% *
Humidity 10%
Thu, 10th
Lewiston CA Weather - Thursday, Sep 10, 2026 - Partly Cloudy
Hi: 87°F 31°C
Lo: 64°F 18°C
Sunrise 06:47 AM
Sunset 07:29 PM
Wind SW 4 mph6 km/h
Dew Point 36°F2°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 3% *
Humidity 18%
Fri, 11th
Lewiston CA Weather - Friday, Sep 11, 2026 - Sunny
Hi: 83°F 28°C
Lo: 57°F 14°C
Sunrise 06:48 AM
Sunset 07:27 PM
Wind SSW 3 mph5 km/h
Dew Point 23°F-5°C
uv Index 6
Barometric Pressure 29.83 in1010 mb
POP 0% *
Humidity 12%
Sat, 12th
Lewiston CA Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 65°F 18°C
Lo: 48°F 9°C
Sunrise 06:49 AM
Sunset 07:26 PM
Wind W 7 mph12 km/h
Dew Point 14°F-10°C
uv Index 6
Barometric Pressure 29.83 in1010 mb
POP 0% *
Humidity 14%
Sun, 13th
Lewiston CA Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 72°F 22°C
Lo: 44°F 7°C
Sunrise 06:50 AM
Sunset 07:24 PM
Wind SE 3 mph5 km/h
Dew Point 18°F-8°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 0% *
Humidity 17%
Mon, 14th
Lewiston CA Weather - Monday, Sep 14, 2026 - Sunny
Hi: 75°F 24°C
Lo: 51°F 11°C
Sunrise 06:51 AM
Sunset 07:22 PM
Wind SE 4 mph6 km/h
Dew Point 22°F-6°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 0% *
Humidity 16%
Tue, 15th
Lewiston CA Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 71°F 22°C
Lo: 48°F 9°C
Sunrise 06:52 AM
Sunset 07:20 PM
Wind S 2 mph4 km/h
Dew Point 31°F-0°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 28%
Wed, 16th
Lewiston CA Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 71°F 21°C
Lo: 46°F 8°C
Sunrise 06:53 AM
Sunset 07:19 PM
Wind S 2 mph4 km/h
Dew Point 32°F-0°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 31%
Thu, 17th
Lewiston CA Weather - Thursday, Sep 17, 2026 - Cloudy
Hi: 59°F 15°C
Lo: 36°F 2°C
Sunrise 06:54 AM
Sunset 07:17 PM
Wind SW 6 mph10 km/h
Dew Point 29°F-2°C
uv Index 3
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 36%
Fri, 18th
Lewiston CA Weather - Friday, Sep 18, 2026 - Thundery Outbreaks In Nearby
Hi: 53°F 12°C
Lo: 37°F 3°C
Sunrise 06:55 AM
Sunset 07:15 PM
Wind SSW 4 mph6 km/h
Dew Point 29°F-2°C
uv Index 3
Barometric Pressure 30.06 in1018 mb
POP 3% *
Humidity 39%
Sat, 19th
Lewiston CA Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 64°F 18°C
Lo: 39°F 4°C
Sunrise 06:56 AM
Sunset 07:14 PM
Wind SW 4 mph6 km/h
Dew Point 22°F-5°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 0% *
Humidity 26%
Sun, 20th
Lewiston CA Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 68°F 20°C
Lo: 45°F 7°C
Sunrise 06:57 AM
Sunset 07:12 PM
Wind SW 3 mph5 km/h
Dew Point 21°F-6°C
uv Index 4
Barometric Pressure 29.88 in1012 mb
POP 9% *
Humidity 20%
Mon, 21st
Lewiston CA Weather - Monday, Sep 21, 2026 - Cloudy
Hi: 66°F 19°C
Lo: 47°F 8°C
Sunrise 06:58 AM
Sunset 07:10 PM
Wind SE 2 mph4 km/h
Dew Point 27°F-3°C
uv Index 3
Barometric Pressure 29.91 in1013 mb
POP 9% *
Humidity 32%
Tue, 22nd
Lewiston CA Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 64°F 18°C
Lo: 48°F 9°C
Sunrise 06:59 AM
Sunset 07:09 PM
Wind WSW 5 mph8 km/h
Dew Point 40°F4°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 6% *
Humidity 45%
* POP = Probability of Precipitation. Data for 12:00 PM.