Live Weather & Forecast
Weather in Chester
Montana, United States · Real-time conditions & 3-day outlook
12°C
Feels like 10°C
54°F / Feels 50°F
Sunny
Chester, Montana
🌞 Daytime
Updated: 2026-04-15 19:15
Humidity
28%
Wind
11.5 km/h E
Wind Gust
14.3 km/h
Pressure
999 mb
Visibility
10 km
UV Index
0.2
(Low)
Precipitation
0 mm
Cloud Cover
8%
Dew Point
-3.4°C
Wind Degree
85°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
131.7 μg/m³
NO₂
2.4 μg/m³
O₃
72 μg/m³
SO₂
0.8 μg/m³
PM 2.5
0.8 μg/m³
PM 10
1 μg/m³
Today's Hourly Forecast
24-hour breakdown for Chester, Montana
12 AM
7°
Clear
1 AM
6°
Clear
2 AM
6°
Clear
3 AM
5°
Clear
4 AM
4°
Clear
5 AM
4°
Clear
6 AM
3°
Clear
7 AM
4°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
9°
Sunny
11 AM
11°
Sunny
12 PM
12°
Sunny
1 PM
13°
Sunny
2 PM
14°
Cloudy
3 PM
15°
Cloudy
4 PM
15°
Partly Cloudy
5 PM
16°
Sunny
6 PM
15°
Sunny
7 PM
12°
Sunny
8 PM
10°
Moderate rain at times
9 PM
7°
Patchy rain nearby
10 PM
6°
Clear
11 PM
6°
Patchy rain nearby
3-Day Forecast
Daily overview for Chester, Montana
Today
Patchy rain nearby
17°
/
3°
🌧️ 84% chance of rain
💧 Avg. humidity: 48%
💨 Max wind: 44.6 km/h
🌧️ Total precip: 1.09 mm
☀️ UV Index: 1
🌅 Sunrise: 06:33 AM
🌇 Sunset: 08:15 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Light freezing rain
1°
/
-3°
🌧️ 64% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 39.2 km/h
🌧️ Total precip: 0.47 mm
☀️ UV Index: 1
🌅 Sunrise: 06:31 AM
🌇 Sunset: 08:17 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Sunny
9°
/
-6°
🌧️ 0% chance of rain
💧 Avg. humidity: 49%
💨 Max wind: 20.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:29 AM
🌇 Sunset: 08:18 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Chester
Plan your trip to Chester, 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.
Frequently Asked Questions
What is the current weather in Chester?
Current conditions in Chester: Sunny, temperature 12°C, humidity 28%.
What is the best time to visit Chester?
The best time to visit Chester is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Chester?
Chester is located at approximately 48.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Chester?
The wettest period in Chester is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Chester?
For visits to Chester during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Chester in?
Chester is located in United States, in the state of Montana.
What are the public holidays in Chester in 2026?
View the 2026 public holidays for Chester on our Holidays page.
What are the GPS coordinates used for the weather forecast in Chester?
The weather forecast for Chester uses coordinates 48.5103, -110.9673.