Weather forecast for 10 daysLewiston, CA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 81°F
- 39°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 5mphSE 142°
- Humidity: 39%
- UV index: 4
- Sunrise: 7:26 am PDT
- Sunset: 6:26 pm PDT
- details ▼
On Sunday, October 18, a sun-drenched sky is also anticipated.
Substantial temperature fluctuations from a high of a temperate 80.6°F to a low of a cold 39.2°F are forecasted.
Tomorrow, the weather pattern will resemble September more than October, with a forecast high of 80.6°F.
Sunrise will be at 7:26 am and sunset at 6:26 pm; tomorrow's daylight will last for 11h and 1min.
Substantial temperature fluctuations from a high of a temperate 80.6°F to a low of a cold 39.2°F are forecasted.
Tomorrow, the weather pattern will resemble September more than October, with a forecast high of 80.6°F.
Sunrise will be at 7:26 am and sunset at 6:26 pm; tomorrow's daylight will last for 11h and 1min.
10-day overview
Daily temperatures
Warmest day: tomorrow 81°C.
Coldest period: Saturday - Sunday 64°C.
Coldest period: Saturday - Sunday 64°C.
Chance of precipitation
Highest chance: 24%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 41°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 3mphSW 227°
- Humidity: 58%
- UV index: 0
- Sunrise: 7:24 am PDT
- Sunset: 6:28 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 81°F
- 39°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 5mphSE 142°
- Humidity: 39%
- UV index: 4
- Sunrise: 7:26 am PDT
- Sunset: 6:26 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 66°F
- 39°F
Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 4mphSE 129°
- Humidity: 57%
- UV index: 2
- Sunrise: 7:27 am PDT
- Sunset: 6:25 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 72°F
- 43°F
Mostly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphESE 103°
- Humidity: 50%
- UV index: 3
- Sunrise: 7:28 am PDT
- Sunset: 6:23 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 73°F
- 41°F
Mostly Cloudy
- Precip. probability: 21%
- Precipitation: 0"
- Wind: 4mphSSW 199°
- Humidity: 48%
- UV index: 3
- Sunrise: 7:29 am PDT
- Sunset: 6:22 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 68°F
- 37°F
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0"
- Wind: 5mphSW 220°
- Humidity: 71%
- UV index: 4
- Sunrise: 7:30 am PDT
- Sunset: 6:20 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 70°F
- 36°F
Mostly Sunny
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 4mphWSW 254°
- Humidity: 61%
- UV index: 4
- Sunrise: 7:31 am PDT
- Sunset: 6:19 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 64°F
- 36°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 5mphSSW 208°
- Humidity: 59%
- UV index: 4
- Sunrise: 7:32 am PDT
- Sunset: 6:18 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 64°F
- 36°F
Partly Cloudy
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 6mphSW 220°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:33 am PDT
- Sunset: 6:16 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 66°F
- 32°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 6mphSSW 196°
- Humidity: 53%
- UV index: 4
- Sunrise: 7:35 am PDT
- Sunset: 6:15 pm PDT
- details ▼
Across the following ten days, primarily gloomy and occasionally bright weather is expected.
Rainfall is not predicted in Lewiston in the upcoming period.
Noticeable swings in temperature are expected in the upcoming days. Forecast highs will fluctuate between 64.4°F and 80.6°F, while the forecast minimum temperature falls between 32°F and 42.8°F.
With the highest temperature of 80.6°F, Sunday will be the warmest day; with a maximum temperature of 64.4°F, next Saturday and Sunday will be the coldest days in Lewiston.
Rainfall is not predicted in Lewiston in the upcoming period.
Noticeable swings in temperature are expected in the upcoming days. Forecast highs will fluctuate between 64.4°F and 80.6°F, while the forecast minimum temperature falls between 32°F and 42.8°F.
With the highest temperature of 80.6°F, Sunday will be the warmest day; with a maximum temperature of 64.4°F, next Saturday and Sunday will be the coldest days in Lewiston.
Updated: Oct 18, 2026 @ 02:03:19 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, in Lewiston, sunshine is expected with little to no cloud cover.
Tomorrow, the maximum temperature will be 80.6°F, while the minimum temperature will be 39.2°F.
The highest temperature will be notably higher than the average maximum of 66°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
The highest temperature will be notably higher than the average maximum of 66°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Lewiston, sunrise will be at 7:26 am and sunset at 6:26 pm (PDT).
In Lewiston, tomorrow, there will be 11h and 1min of daylight.
