Swan Lake, ID Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Swan Lake, ID in one place.
Mostly clear. Low around 31, with temperatures rising to around 33 overnight. North wind around 1 mph.
Local Weather Overview
This forecast page for Swan Lake, ID 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: May 19, 2026 7:19 AM MDT.
The active forecast window currently covers May 19 to May 25, 2026 for Swan Lake, ID.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 19 to May 25, 2026
- Latest sync
- May 19, 2026 7:19 AM MDT
- Forecast office
- PIH
- Source
- NOAA / NWS
Daily Outlook
This Week in Swan Lake
Memorial Day looks like the warmest upcoming period in Swan Lake at 79 degrees F.
Overnight is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Memorial Day at about 2 to 18 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- May 19, 2026 7:19 AM MDT
- Coverage
- 7 days
- Time zone
- America/Boise
- Forecast office
- PIH
- Radar station
- KSFX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 58. Northwest wind 1 to 5 mph.
Partly cloudy. Low around 36, with temperatures rising to around 38 overnight. South southeast wind 0 to 6 mph.
Partly sunny, with a high near 64. South southwest wind 1 to 8 mph.
Isolated rain showers after midnight. Mostly cloudy, with a low around 44. South southwest wind 1 to 8 mph. Chance of precipitation is 20%.
Scattered rain showers before noon, then scattered showers and thunderstorms. Partly sunny, with a high near 62. Chance of precipitation is 50%.
Partly cloudy, with a low around 40.
Mostly sunny, with a high near 67.
Partly cloudy, with a low around 42.
Sunny, with a high near 73.
Partly cloudy, with a low around 46.
Mostly sunny, with a high near 77.
Mostly clear, with a low around 49.
Sunny, with a high near 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
May 19
|
Mostly Clear
|
31°F |
1 mph
N
|
|
Tuesday
May 19
|
Sunny
|
58°F |
1 to 5 mph
NW
|
|
Tuesday Night
May 19
|
Partly Cloudy
|
36°F |
0 to 6 mph
SSE
|
|
Wednesday
May 20
|
Partly Sunny
|
64°F |
1 to 8 mph
SSW
|
|
Wednesday Night
May 20
|
Mostly Cloudy then Isolated Rain Showers
|
44°F |
1 to 8 mph
SSW
|
|
Thursday
May 21
|
Scattered Rain Showers
|
62°F |
1 to 13 mph
NNW
|
|
Thursday Night
May 21
|
Partly Cloudy
|
40°F |
1 to 10 mph
N
|
|
Friday
May 22
|
Mostly Sunny
|
67°F |
0 to 7 mph
SSW
|
|
Friday Night
May 22
|
Partly Cloudy
|
42°F |
2 to 8 mph
SSE
|
|
Saturday
May 23
|
Sunny
|
73°F |
2 to 12 mph
S
|
|
Saturday Night
May 23
|
Partly Cloudy
|
46°F |
3 to 10 mph
SSE
|
|
Sunday
May 24
|
Mostly Sunny
|
77°F |
2 to 13 mph
S
|
|
Sunday Night
May 24
|
Mostly Clear
|
49°F |
3 to 12 mph
S
|
|
Memorial Day
May 25
|
Sunny
|
79°F |
2 to 18 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Swan Lake.