Stillwater County Weather Forecast

Current Conditions & 10-Day Outlook

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Current Weather Conditions in Stillwater County

Stillwater County

Montana, United States

weather iconClear sky
30°
Low 12°
High 30°

Hourly Stillwater County Weather Forecast

12 AMweather icon27°
1 AMweather icon27°
2 AMweather icon25°
3 AMweather icon22°
4 AMweather icon20°
5 AMweather icon19°
6 AMweather icon17°
7 AMweather icon17°
8 AMweather icon16°
9 AMweather icon14°
10 AMweather icon13°
11 AMweather icon13°
12 PMweather icon12°
1 PMweather icon12°
2 PMweather icon16°
3 PMweather icon19°
4 PMweather icon22°
5 PMweather icon24°
6 PMweather icon26°
7 PMweather icon28°
8 PMweather icon29°
9 PMweather icon30°
10 PMweather icon30°
11 PMweather icon30°
Wind
11kt SSE

Gentle wind.

11kt
NESW
Precipitation
9%

Minimal chance of precipitation.

Stillwater County 10-Day Weather Outlook

Today's Weather in Stillwater County, Montana, United States

Fri, May 29

Showers svg
12°
30°

Sat, May 30

Showers svg
14°
30°

Sun, May 31

Showers svg
10°
17°

Mon, Jun 01

Showers svg
7°
24°

Tue, Jun 02

Showers svg
8°
26°

Wed, Jun 03

Showers svg
8°
25°

Thu, Jun 04

Showers svg
10°
27°

Fri, Jun 05

Showers svg
9°
27°

Sat, Jun 06

Showers svg
12°
36°

Feels like

26°

Feels cooler than actual temperature.

Pressure

872 hPa

Expect unstable weather conditions.

Humidity

14%

Dry conditions.

UV

7 - High

Take precautions.

Gusts

17kt

Max speed of wind gusts today.

Cloud Cover

0%

Clear skies, no clouds expected.

Daylight

15h 23m

Long days, short nights.

Rain

0.0mm

No rain, dry conditions expected.

Snowfall

0.0mm

No snowfall expected.

Historical Climate Data

10 year average

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Current Air Quality in Stillwater County

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About Stillwater County Weather

General

This page provides the current weather forecast for Stillwater County, Montana, United States, including hourly conditions, a 10-day outlook, wind speed and direction, precipitation, UV index, and air quality - giving you everything you need to plan your day in one view.

Forecast & Methodology

The forecast data on this page is sourced from the ECMWF open-source model - a reliable global model used widely across weather services worldwide. For sailors, boaters, and mariners who need greater accuracy and higher resolution, PredictWind's proprietary forecast models deliver precision down to 1km resolution, updated multiple times daily and validated against real-world observations. Sign up free to access PredictWind's advanced forecasts.

Sailing & Marine Conditions

Stillwater County weather forecasts on PredictWind are optimised for sailors and boaters who need precise, reliable wind and wave data for passage planning and day sailing. PredictWind is used by ocean racers, cruising sailors, and commercial vessel operators across United States and worldwide. For detailed marine conditions including wave height, swell period, and offshore wind forecasts, sign up free to access PredictWind's full marine forecast suite.

Units

Wind speed is displayed in knots - the standard unit used by sailors, weather services, and maritime authorities. Temperature is shown in degrees Celsius. Use the toggle at the top of the page to switch between Celsius and Fahrenheit. Pressure is shown in hPa, rainfall in millimetres, and air quality is available in both US and EU AQI standards.