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Lewis and Clark County Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Lewis and Clark County

Lewis and Clark County temperature today is 5°, feels like 5°, with a humidity level of 84% and wind at 4.1 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Lewis and Clark County: expect a high of 12° and a low of 5°, with few clouds. Rain chance tomorrow is 20%.

broken clouds
5°
broken clouds
H: 5° L: 5°
Feels like 5°
AQI: Fair (2/5)
Lewis and Clark County
Weather Updated Sep 15, 2026 10:42 AM
Humidity
84%
Dew 3°
Wind speed
4.1 km/h
WSW · G10.12
Pressure
1021 hPa
Visibility
10 km
Cold Weather
Temperature is 5°. Bundle up if going outside.
Weather Summary
Currently in Lewis and Clark County, expect varied conditions with cold temperatures around 5°. Winds are calm winds. High humidity may make it feel uncomfortable.
Tue
scattered clouds
17° 3°
87%
Wed
few clouds
12° 5°
20%
Thu
light rain
20° 3°
42%
Fri
light rain
15° 5°
92%
Sat
light rain
17° 4°
20%
Daily Weather Forecast
Tuesday
09/15/2026
scattered clouds
3°
17°
87%
Wednesday
09/16/2026
few clouds
5°
12°
20%
Thursday
09/17/2026
light rain
3°
20°
42%
Friday
09/18/2026
light rain
5°
15°
92%
Saturday
09/19/2026
light rain
4°
17°
20%
Precipitation Probability
0%
00
0%
03
0%
06
0%
09
0%
12
4%
15
34%
18
87%
21
20%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
5°
Tue
00:00
5°
 
4°
 
8°
 
13°
Tue
12:00
17°
 
15°
 
10°
 
7°
Wed
00:00
6°
 
5°
 
7°
 
11°
Wed
12:00
12°
 
10°
 
5°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
07:06
Sunset
Sunset
19:44
Moon Phase
Waxing Crescent (33%)
Timezone: GMT+05:30
Last updated: Sep 15, 2026 10:42 AM · Data refreshes every 5 min
Location Info
Latitude
Latitude
47.033279
Longitude
Longitude
-112.484200
Embed This Weather

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More about Lewis and Clark County
Content curated by the NearWeather editorial team · Updated periodically
Lewis and Clark County is located in the U.S. state of Montana. It is named after Meriwether Lewis and William Clark, who explored the region in 1805. The county seat is Helena, the state capital. The climate in Lewis and Clark County is classified as a semi-arid continental climate, with cold winters and warm summers. Average temperatures range from 28°F (-2°C) in January to 67°F (19°C) in July. Precipitation levels are relatively low, but the region receives an abundance of snow in the winter months. Average yearly precipitation is around 16.5 inches (420 mm).
Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Lewis and Clark County
What is the temperature in Lewis and Clark County right now?

The current temperature in Lewis and Clark County is 5°, and it feels like 5°. Today's high is 5° and the low is 5°.

Will it rain in Lewis and Clark County today?

No rain is expected in Lewis and Clark County today (0% chance). Conditions are currently broken clouds.

What is the weather in Lewis and Clark County today?

Lewis and Clark County is experiencing broken clouds with a temperature of 5°. Humidity is at 84% and wind speed is 4.1 km/h from the WSW.

What is the humidity in Lewis and Clark County today?

Humidity in Lewis and Clark County is 84% right now, with a dew point of 3°. Conditions may feel muggy or uncomfortable.

What is the wind speed in Lewis and Clark County today?

Wind speed in Lewis and Clark County is 4.1 km/h, flowing at 255° WSW wind direction. Gusts up to 10.12 km/h.

What is the 5-day forecast for Lewis and Clark County?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Lewis and Clark County. Today's high is 5° and low is 5°, with a 0% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Lewis and Clark County today?

It feels like 5° in Lewis and Clark County today, with 68% cloud cover and 10 km visibility.

Weather in Lewis and Clark County
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