Saint John, WA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint John, WA in one place.
Sunny, with a high near 87. Northwest wind 1 to 6 mph.
Local Weather Overview
This forecast page for Saint John, 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 23, 2026 2:23 AM PDT.
The active forecast window currently covers Jul 24 to Jul 29, 2026 for Saint John, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 29, 2026
- Latest sync
- Jul 23, 2026 2:23 AM PDT
- Forecast office
- PQR
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint John
Friday looks like the warmest upcoming period in Saint John at 87 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Friday Night at about 2 to 10 mph WNW.
The forecast from Jul 24 through Jul 29 stays mostly dry.
Forecast Details
- Last updated
- Jul 23, 2026 2:23 AM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- PQR
- Radar station
- KRTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 58. West northwest wind 2 to 10 mph, with gusts as high as 18 mph.
Mostly sunny, with a high near 78.
Partly cloudy, with a low around 58.
Partly sunny, with a high near 81.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 80.
Mostly clear, with a low around 56.
Sunny, with a high near 81.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Sunny
|
87°F |
1 to 6 mph
NW
|
|
Friday Night
Jul 24
|
Mostly Clear
|
58°F |
2 to 10 mph
WNW
|
|
Saturday
Jul 25
|
Mostly Sunny
|
78°F |
5 to 10 mph
SSW
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
58°F |
1 to 10 mph
WSW
|
|
Sunday
Jul 26
|
Partly Sunny
|
81°F |
1 to 6 mph
WSW
|
|
Sunday Night
Jul 26
|
Partly Cloudy
|
57°F |
1 to 9 mph
NW
|
|
Monday
Jul 27
|
Mostly Sunny
|
79°F |
1 to 6 mph
WNW
|
|
Monday Night
Jul 27
|
Partly Cloudy
|
57°F |
1 to 9 mph
WNW
|
|
Tuesday
Jul 28
|
Mostly Sunny
|
80°F |
1 to 8 mph
WSW
|
|
Tuesday Night
Jul 28
|
Mostly Clear
|
56°F |
3 to 9 mph
NW
|
|
Wednesday
Jul 29
|
Sunny
|
81°F |
2 to 8 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint John.