Live Weather & Forecast

Weather in Saint Regis

Montana, United States · Real-time conditions & 3-day outlook

Flag of United States
Clear
1°C
Feels like 1°C
34°F / Feels 33°F
Clear
Saint Regis, Montana
🌙 Nighttime
Updated: 2026-04-16 01:45
💧
Humidity
63%
💨
Wind
7.6 km/h SSW
🌬️
Wind Gust
15.9 km/h
🌡️
Pressure
1010 mb
👁️
Visibility
10 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
0%
💦
Dew Point
-5.5°C
🌐
Wind Degree
198°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
155.9 μg/m³
NO₂
2.1 μg/m³
O₃
92 μg/m³
SO₂
1.2 μg/m³
PM 2.5
3.9 μg/m³
PM 10
5.1 μg/m³

Weather Alerts 2

Met · Moderate · Expected
Winter Weather Advisory issued April 14 at 11:53AM MDT until April 16 at 9:00AM MDT by NWS Missoula MT

* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 6 to 12 inches for Lookout Pass and the higher terrain. Total snow accumulations of up to 2 inches in lower elevation valley areas. * WHERE...Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, I-90 Lookout Pass to Haugan, and Evaro Hill. * WHEN...From midnight tonigh...

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. Outdoor recreationalists should be prepared for winter conditions. Snowfall could impact roads and cold temperatures may result in hypothermia.

Effective: 2026-04-14T11:53:00-06:00  ·  Expires: 2026-04-16T09:00:00-06:00
Met · Moderate · Expected
Winter Weather Advisory issued April 15 at 3:21PM PDT until April 16 at 5:00AM PDT by NWS Spokane WA

* WHAT...Snow for elevations above 3000 ft. Additional snow accumulations up to 3 inches. * WHERE...Dobson Pass, Mullan, and Lookout Pass. * WHEN...Until 5 AM PDT Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Wednesday evening commute.

Slow down and use caution while traveling. For the latest road information in Idaho, call 5 1 1.

Effective: 2026-04-15T15:21:00-07:00  ·  Expires: 2026-04-16T05:00:00-07:00

Today's Hourly Forecast

24-hour breakdown for Saint Regis, Montana

12 AM
Clear
1°
Clear
💧 66% 💨 7.9 km/h
1 AM
Clear
1°
Clear
💧 63% 💨 7.6 km/h
2 AM
Clear
1°
Clear
💧 60% 💨 7.2 km/h
3 AM
Clear
1°
Clear
💧 64% 💨 6.8 km/h
4 AM
Clear
0°
Clear
💧 65% 💨 6.5 km/h
5 AM
Clear
0°
Clear
💧 69% 💨 6.1 km/h
6 AM
Clear
0°
Clear
💧 69% 💨 5.8 km/h
7 AM
Sunny
0°
Sunny
💧 70% 💨 6.1 km/h
8 AM
Sunny
1°
Sunny
💧 69% 💨 6.1 km/h
9 AM
Sunny
2°
Sunny
💧 58% 💨 8.3 km/h
10 AM
Sunny
3°
Sunny
💧 53% 💨 10.1 km/h
11 AM
Partly Cloudy
3°
Partly Cloudy
💧 48% 💨 13.3 km/h
12 PM
Overcast
3°
Overcast
💧 62% 💨 17.6 km/h
1 PM
Overcast
3°
Overcast
💧 57% 💨 19.8 km/h
2 PM
Overcast
4°
Overcast
💧 58% 💨 18.7 km/h
3 PM
Overcast
5°
Overcast
💧 53% 💨 16.9 km/h
4 PM
Overcast
4°
Overcast
💧 56% 💨 14.4 km/h
5 PM
Overcast
4°
Overcast
💧 59% 💨 13.3 km/h
6 PM
Overcast
4°
Overcast
💧 60% 💨 10.8 km/h
7 PM
Cloudy
3°
Cloudy
💧 62% 💨 7.6 km/h
8 PM
Sunny
1°
Sunny
💧 68% 💨 5.4 km/h
9 PM
Clear
-1°
Clear
💧 77% 💨 6.8 km/h
10 PM
Clear
-2°
Clear
💧 83% 💨 6.5 km/h
11 PM
Clear
-3°
Clear
💧 85% 💨 6.8 km/h

3-Day Forecast

Daily overview for Saint Regis, Montana

Today
Overcast
Overcast
5° / -4°
🌧️ 0% chance of rain
💧 Avg. humidity: 64%
💨 Max wind: 19.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1
🌅 Sunrise: 06:50 AM
🌇 Sunset: 08:31 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
Overcast
7° / -4°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 10.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1
🌅 Sunrise: 06:48 AM
🌇 Sunset: 08:32 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Partly Cloudy
Partly Cloudy
15° / -10°
🌧️ 0% chance of rain
💧 Avg. humidity: 52%
💨 Max wind: 9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:46 AM
🌇 Sunset: 08:34 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit

Best Time to Visit Saint Regis

Plan your trip to Saint Regis, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Saint Regis 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Saint Regis?
Current conditions in Saint Regis: Clear, temperature 1°C, humidity 63%.
What is the best time to visit Saint Regis?
The best time to visit Saint Regis is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Saint Regis?
Saint Regis is located at approximately 47.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Saint Regis?
The wettest period in Saint Regis is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Saint Regis?
For visits to Saint Regis during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Saint Regis in?
Saint Regis is located in United States, in the state of Montana.
What are the public holidays in Saint Regis in 2026?
View the 2026 public holidays for Saint Regis on our Holidays page.
What are the GPS coordinates used for the weather forecast in Saint Regis?
The weather forecast for Saint Regis uses coordinates 47.3012, -115.0987.