Hamilton, WA Weather Forecast
Local 7-day forecast
Light Rain Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Hamilton, WA in one place.
Rain likely. Mostly cloudy, with a high near 67. South wind 2 to 6 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Hamilton, 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: Jul 24, 2026 8:51 PM PDT.
The active forecast window currently covers Jul 26 to Jul 31, 2026 for Hamilton, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 26 to Jul 31, 2026
- Latest sync
- Jul 24, 2026 8:51 PM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Hamilton
Thursday looks like the warmest upcoming period in Hamilton at 74 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 8 mph S.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 24, 2026 8:51 PM PDT
- 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
A chance of rain before 11pm. Mostly cloudy, with a low around 56. South wind around 2 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain between 11am and 5pm. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
Partly cloudy, with a low around 56.
A slight chance of rain after 11am. Mostly sunny, with a high near 71.
A slight chance of rain before 5am. Mostly cloudy, with a low around 56.
Mostly sunny, with a high near 72.
Mostly clear, with a low around 54.
Sunny, with a high near 74.
Mostly clear, with a low around 55.
Sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Jul 26
|
Light Rain Likely
|
67°F |
2 to 6 mph
S
|
|
Sunday Night
Jul 26
|
Chance Light Rain then Mostly Cloudy
|
56°F |
2 mph
S
|
|
Monday
Jul 27
|
Slight Chance Light Rain
|
72°F |
0 to 5 mph
SSW
|
|
Monday Night
Jul 27
|
Partly Cloudy
|
56°F |
1 to 5 mph
SE
|
|
Tuesday
Jul 28
|
Slight Chance Light Rain
|
71°F |
2 to 8 mph
S
|
|
Tuesday Night
Jul 28
|
Slight Chance Light Rain
|
56°F |
1 to 7 mph
WSW
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
72°F |
0 to 7 mph
W
|
|
Wednesday Night
Jul 29
|
Mostly Clear
|
54°F |
1 to 7 mph
N
|
|
Thursday
Jul 30
|
Sunny
|
74°F |
1 to 7 mph
NNW
|
|
Thursday Night
Jul 30
|
Mostly Clear
|
55°F |
1 to 7 mph
NNE
|
|
Friday
Jul 31
|
Sunny
|
74°F |
0 to 7 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Hamilton.