Live Weather & Forecast
Weather in Fort Pierre
South Dakota, United States · Real-time conditions & 3-day outlook
-7°C
Feels like -12°C
19°F / Feels 10°F
Sunny
Fort Pierre, South Dakota
🌞 Daytime
Updated: 2026-04-18 07:00
Humidity
84%
Wind
10.8 km/h WNW
Wind Gust
20.8 km/h
Pressure
1019 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-6.2°C
Wind Degree
288°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
162.9 μg/m³
NO₂
1.3 μg/m³
O₃
97 μg/m³
SO₂
2 μg/m³
PM 2.5
6.2 μg/m³
PM 10
7.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Fort Pierre, South Dakota
12 AM
-1°
Clear
1 AM
-1°
Clear
2 AM
-2°
Clear
3 AM
-2°
Clear
4 AM
-2°
Clear
5 AM
-2°
Clear
6 AM
-3°
Clear
7 AM
-7°
Sunny
8 AM
-1°
Sunny
9 AM
1°
Sunny
10 AM
3°
Sunny
11 AM
5°
Sunny
12 PM
6°
Sunny
1 PM
7°
Sunny
2 PM
8°
Sunny
3 PM
9°
Partly Cloudy
4 PM
11°
Sunny
5 PM
11°
Sunny
6 PM
11°
Partly Cloudy
7 PM
10°
Partly Cloudy
8 PM
8°
Sunny
9 PM
7°
Clear
10 PM
7°
Clear
11 PM
7°
Clear
3-Day Forecast
Daily overview for Fort Pierre, South Dakota
Today
Sunny
12°
/
-3°
🌧️ 0% chance of rain
💧 Avg. humidity: 49%
💨 Max wind: 33.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:52 AM
🌇 Sunset: 08:29 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Sun, Apr 19
Sunny
15°
/
2°
🌧️ 0% chance of rain
💧 Avg. humidity: 43%
💨 Max wind: 19.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:50 AM
🌇 Sunset: 08:31 PM
🌙 Waxing Crescent
🌑 Moon: 3% lit
Mon, Apr 20
Sunny
27°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 34%
💨 Max wind: 29.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:49 AM
🌇 Sunset: 08:32 PM
🌙 Waxing Crescent
🌑 Moon: 9% lit
Best Time to Visit Fort Pierre
Plan your trip to Fort Pierre, 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 Fort Pierre?
Current conditions in Fort Pierre: Sunny, temperature -7°C, humidity 84%.
What is the best time to visit Fort Pierre?
The best time to visit Fort Pierre is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Fort Pierre?
Fort Pierre is located at approximately 44.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Fort Pierre?
The wettest period in Fort Pierre is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Fort Pierre?
For visits to Fort Pierre during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Fort Pierre in?
Fort Pierre is located in United States, in the state of South Dakota.
What are the public holidays in Fort Pierre in 2026?
View the 2026 public holidays for Fort Pierre on our Holidays page.
What are the GPS coordinates used for the weather forecast in Fort Pierre?
The weather forecast for Fort Pierre uses coordinates 44.3535, -100.3738.