Hamilton, WA Weather Forecast
Local 7-day forecast
Rain
Track current conditions, temperature changes, wind, and the full daily outlook for Hamilton, WA in one place.
Rain. Cloudy. Low around 50, with temperatures rising to around 52 overnight. West wind 1 to 6 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches 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: Jun 9, 2026 6:17 AM PDT.
The active forecast window currently covers Jun 9 to Jun 15, 2026 for Hamilton, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 15, 2026
- Latest sync
- Jun 9, 2026 6:17 AM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Hamilton
Sunday looks like the warmest upcoming period in Hamilton at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Tuesday at about 9 to 13 mph WSW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 9, 2026 6:17 AM PDT
- Coverage
- 7 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 before 11am, then showers and thunderstorms between 11am and 5pm, then rain likely. Cloudy. High near 55, with temperatures falling to around 53 in the afternoon. West southwest wind 9 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Rain. Cloudy, with a low around 48. West southwest wind 8 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain likely before 1pm. Partly sunny, with a high near 60. West wind 7 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 46. Southwest wind 3 to 9 mph.
Sunny, with a high near 66.
Mostly clear, with a low around 49.
Sunny, with a high near 69.
Mostly clear, with a low around 53.
Sunny, with a high near 78.
Mostly clear, with a low around 59.
Sunny, with a high near 84.
Mostly clear, with a low around 63.
Sunny, with a high near 84.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jun 9
|
Rain
|
50°F |
1 to 6 mph
W
|
|
Tuesday
Jun 9
|
Showers And Thunderstorms
|
55°F |
9 to 13 mph
WSW
|
|
Tuesday Night
Jun 9
|
Light Rain
|
48°F |
8 to 13 mph
WSW
|
|
Wednesday
Jun 10
|
Light Rain Likely
|
60°F |
7 to 10 mph
W
|
|
Wednesday Night
Jun 10
|
Partly Cloudy
|
46°F |
3 to 9 mph
SW
|
|
Thursday
Jun 11
|
Sunny
|
66°F |
3 to 10 mph
W
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
49°F |
0 to 10 mph
SW
|
|
Friday
Jun 12
|
Sunny
|
69°F |
0 to 8 mph
WNW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
53°F |
1 to 8 mph
NE
|
|
Saturday
Jun 13
|
Sunny
|
78°F |
1 to 8 mph
NNE
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
59°F |
3 to 8 mph
NNE
|
|
Sunday
Jun 14
|
Sunny
|
84°F |
1 to 8 mph
NNE
|
|
Sunday Night
Jun 14
|
Mostly Clear
|
63°F |
3 to 8 mph
NNE
|
|
Monday
Jun 15
|
Sunny
|
84°F |
1 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Hamilton.