Semiahmoo, WA Weather Forecast
Local 7-day forecast
Light Rain
Track current conditions, temperature changes, wind, and the full daily outlook for Semiahmoo, WA in one place.
Rain. Cloudy, with a high near 58. East southeast wind 7 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Semiahmoo, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 5, 2026 5:24 PM PST.
The active forecast window currently covers Nov 7 to Nov 11, 2026 for Semiahmoo, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 5:24 PM PST
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Semiahmoo
Saturday looks like the warmest upcoming period in Semiahmoo at 58 degrees F.
Sunday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Saturday Night at about 20 to 25 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 5, 2026 5:24 PM PST
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KATX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain. Cloudy, with a low around 45. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Rain likely before 4pm. Mostly sunny, with a high near 53.
Partly cloudy, with a low around 43.
Rain likely after 10am. Mostly cloudy, with a high near 52.
Rain. Cloudy, with a low around 47.
Rain. Cloudy, with a high near 55.
Rain. Cloudy, with a low around 50.
Rain likely. Mostly cloudy, with a high near 57.
Rain likely. Mostly cloudy, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Light Rain
|
58°F |
7 to 20 mph
ESE
|
|
Saturday Night
Nov 7
|
Light Rain
|
45°F |
20 to 25 mph
S
|
|
Sunday
Nov 8
|
Light Rain Likely
|
53°F |
8 to 23 mph
SSW
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
43°F |
6 to 9 mph
ESE
|
|
Monday
Nov 9
|
Light Rain Likely
|
52°F |
9 mph
E
|
|
Monday Night
Nov 9
|
Light Rain
|
47°F |
8 to 23 mph
ESE
|
|
Tuesday
Nov 10
|
Light Rain
|
55°F |
13 to 23 mph
SE
|
|
Tuesday Night
Nov 10
|
Light Rain
|
50°F |
13 to 21 mph
ESE
|
|
Veterans Day
Nov 11
|
Light Rain Likely
|
57°F |
13 to 21 mph
SE
|
|
Wednesday Night
Nov 11
|
Light Rain Likely
|
49°F |
15 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Semiahmoo.