St. Mary's, AK Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for St. Mary's, AK in one place.
A chance of rain showers. Cloudy, with a high near 48. Southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for St. Mary's, AK 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: Sep 14, 2026 9:26 PM AKDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for St. Mary's, AK.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 9:26 PM AKDT
- Forecast office
- AFG
- Source
- NOAA / NWS
Daily Outlook
This Week in St. Mary's
Wednesday looks like the warmest upcoming period in St. Mary's at 48 degrees F.
Saturday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Wednesday at about 15 to 25 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 9:26 PM AKDT
- Coverage
- 6 days
- Time zone
- America/Anchorage
- Forecast office
- AFG
- Radar station
- PABC
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers. Cloudy, with a low around 42. South wind 5 to 15 mph. Chance of precipitation is 60%.
Scattered rain showers. Cloudy, with a high near 48. Chance of precipitation is 50%.
Scattered rain showers. Cloudy, with a low around 41.
Scattered rain showers. Cloudy, with a high near 47.
Scattered rain showers. Cloudy, with a low around 37.
Isolated rain showers before 10am, then isolated rain and snow showers. Cloudy, with a high near 42.
Isolated rain and snow showers. Mostly cloudy, with a low around 32.
A slight chance of rain and snow showers. Partly sunny, with a high near 41.
A slight chance of rain and snow showers. Mostly cloudy, with a low around 32.
A slight chance of rain and snow showers. Mostly cloudy, with a high near 42.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Chance Rain Showers
|
48°F |
15 to 25 mph
SW
|
|
Wednesday Night
Sep 16
|
Chance Rain Showers
|
42°F |
5 to 15 mph
S
|
|
Thursday
Sep 17
|
Scattered Rain Showers
|
48°F |
5 to 10 mph
SE
|
|
Thursday Night
Sep 17
|
Scattered Rain Showers
|
41°F |
5 to 10 mph
E
|
|
Friday
Sep 18
|
Scattered Rain Showers
|
47°F |
5 to 15 mph
NE
|
|
Friday Night
Sep 18
|
Scattered Rain Showers
|
37°F |
15 mph
N
|
|
Saturday
Sep 19
|
Isolated Rain Showers then Isolated Rain And Snow Showers
|
42°F |
15 mph
N
|
|
Saturday Night
Sep 19
|
Isolated Rain And Snow Showers
|
32°F |
10 to 15 mph
NW
|
|
Sunday
Sep 20
|
Slight Chance Rain And Snow Showers
|
41°F |
10 to 15 mph
NW
|
|
Sunday Night
Sep 20
|
Slight Chance Rain And Snow Showers
|
32°F |
10 to 15 mph
NW
|
|
Monday
Sep 21
|
Slight Chance Rain And Snow Showers
|
42°F |
10 to 15 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around St. Mary's .