Weather forecast for 10 daysSammamish, WA
Weather forecast for the weekend
Saturday Oct 17, 2026
- 57°F
- 39°F
Mostly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 6mphNNE 12°
- Humidity: 73%
- UV index: 2
- Sunrise: 7:30 am PDT
- Sunset: 6:16 pm PDT
- details ▼
On Saturday, in Sammamish, sunshine will be limited due to heavy cloud coverage.
Temperature fluctuations between a mild 57.2°F and an icy 39.2°F are predicted.
Today's peak temperature is anticipated to align with October's common high of 58.5°F.
Sunrise was at 7:30 am and sunset will be at 6:16 pm; the daylight will last for 10h and 46min.
Temperature fluctuations between a mild 57.2°F and an icy 39.2°F are predicted.
Today's peak temperature is anticipated to align with October's common high of 58.5°F.
Sunrise was at 7:30 am and sunset will be at 6:16 pm; the daylight will last for 10h and 46min.
Sunday Oct 18, 2026
- 59°F
- 43°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 6mphN 359°
- Humidity: 75%
- UV index: 3
- Sunrise: 7:31 am PDT
- Sunset: 6:14 pm PDT
- details ▼
On Sunday, October 18, some passing clouds may drift through, but the sun will shine at times.
The highest temperature will be a mild 59°F, while the lowest temperature will be a frosty 42.8°F.
Tomorrow's top temperature is set to align with the common October high of 58.5°F.
Sunrise will be at 7:31 am and sunset at 6:14 pm; tomorrow's daylight will last for 10h and 43min.
The highest temperature will be a mild 59°F, while the lowest temperature will be a frosty 42.8°F.
Tomorrow's top temperature is set to align with the common October high of 58.5°F.
Sunrise will be at 7:31 am and sunset at 6:14 pm; tomorrow's daylight will last for 10h and 43min.
10-day overview
Daily temperatures
Warmest day: Wednesday 63°C.
Coldest day: Monday 26.10. 54°C.
Coldest day: Monday 26.10. 54°C.
Chance of precipitation
Highest chance: 24%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 57°F
- 39°F
Mostly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 6mphNNE 12°
- Humidity: 73%
- UV index: 2
- Sunrise: 7:30 am PDT
- Sunset: 6:16 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 59°F
- 43°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 6mphN 359°
- Humidity: 75%
- UV index: 3
- Sunrise: 7:31 am PDT
- Sunset: 6:14 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 59°F
- 39°F
Mostly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 4mphWNW 284°
- Humidity: 73%
- UV index: 2
- Sunrise: 7:33 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 59°F
- 41°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 6mphN 351°
- Humidity: 76%
- UV index: 3
- Sunrise: 7:34 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 63°F
- 43°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 3mphNNW 338°
- Humidity: 71%
- UV index: 3
- Sunrise: 7:36 am PDT
- Sunset: 6:09 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 55°F
- 43°F
Mostly Cloudy
- Precip. probability: 24%
- Precipitation: 0.12"
- Wind: 4mphSW 232°
- Humidity: 80%
- UV index: 2
- Sunrise: 7:37 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 55°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 4mphWSW 251°
- Humidity: 79%
- UV index: 2
- Sunrise: 7:39 am PDT
- Sunset: 6:05 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 55°F
- 43°F
Mostly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 5mphN 8°
- Humidity: 76%
- UV index: 2
- Sunrise: 7:40 am PDT
- Sunset: 6:03 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 55°F
- 41°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 5mphN 2°
- Humidity: 75%
- UV index: 2
- Sunrise: 7:42 am PDT
- Sunset: 6:02 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 54°F
- 41°F
Mostly Cloudy
- Precip. probability: 24%
- Precipitation: 0.04"
- Wind: 4mphNW 309°
- Humidity: 76%
- UV index: 2
- Sunrise: 7:43 am PDT
- Sunset: 6:00 pm PDT
- details ▼
Across the following ten days, primarily cloud-filled and occasionally bright weather is expected.
Rainfall is forecasted for Thursday and next Monday.
In the upcoming period, the highest temperature will range between 53.6°F and 62.6°F, while fluctuations in the night’s lowest temperature will be minimal, as the lowest temperatures will remain in the range of 39.2°F to 42.8°F.
Wednesday is expected to be the warmest, reaching up to 62.6°F; with the highest temperature of 53.6°F, next Monday will be the coldest day.
Rainfall is forecasted for Thursday and next Monday.
In the upcoming period, the highest temperature will range between 53.6°F and 62.6°F, while fluctuations in the night’s lowest temperature will be minimal, as the lowest temperatures will remain in the range of 39.2°F to 42.8°F.
Wednesday is expected to be the warmest, reaching up to 62.6°F; with the highest temperature of 53.6°F, next Monday will be the coldest day.
Updated: Oct 17, 2026 @ 18:26:11 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
Today, widespread cloud cover will remain in place.
Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 39.2°F.
The maximum temperature today will be in line with the average highest temperature in October. Today, the lowest temperature will be moderately lower than the average low temperature.
The maximum temperature today will be in line with the average highest temperature in October. Today, the lowest temperature will be moderately lower than the average low temperature.
On Saturday, in Sammamish, sunrise was at 7:30 am and sunset will be at 6:16 pm (PDT).
In Sammamish, the length of the day today will be 10h and 46min.
Tomorrow, a pleasant mix of sun and clouds will define the day.
Tomorrow, the highest temperature will be 59°F, while the lowest temperature will be 42.8°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 43.7°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 43.7°F.
On Sunday, in Sammamish, sunrise will be at 7:31 am and sunset at 6:14 pm (PDT).
In Sammamish, tomorrow, there will be 10h and 43min of daylight.
