Live Weather & Forecast
Weather in Castlewood
Colorado, United States · Real-time conditions & 3-day outlook
9°C
Feels like 6°C
49°F / Feels 43°F
Overcast
Castlewood, Colorado
🌞 Daytime
Updated: 2026-04-13 13:15
Humidity
86%
Wind
23.4 km/h E
Wind Gust
26.9 km/h
Pressure
1007 mb
Visibility
16 km
UV Index
5.8
(Moderate)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
9.8°C
Wind Degree
85°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
171.9 μg/m³
NO₂
2.7 μg/m³
O₃
85 μg/m³
SO₂
1.4 μg/m³
PM 2.5
6.3 μg/m³
PM 10
7.8 μg/m³
Weather Alerts 1
Met
· Moderate · Expected
Dense Fog Advisory issued April 13 at 3:41AM CDT until April 13 at 9:00AM CDT by NWS Aberdeen SD
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of north central and northeast South Dakota. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Today's Hourly Forecast
24-hour breakdown for Castlewood, Colorado
12 AM
13°
Clear
1 AM
12°
Clear
2 AM
11°
Clear
3 AM
10°
Overcast
4 AM
10°
Overcast
5 AM
9°
Overcast
6 AM
8°
Overcast
7 AM
8°
Overcast
8 AM
8°
Overcast
9 AM
8°
Overcast
10 AM
9°
Overcast
11 AM
10°
Overcast
12 PM
11°
Overcast
1 PM
9°
Overcast
2 PM
12°
Overcast
3 PM
12°
Patchy rain nearby
4 PM
13°
Patchy rain nearby
5 PM
13°
Overcast
6 PM
13°
Overcast
7 PM
12°
Partly Cloudy
8 PM
11°
Partly Cloudy
9 PM
10°
Clear
10 PM
9°
Clear
11 PM
9°
Partly Cloudy
3-Day Forecast
Daily overview for Castlewood, Colorado
Today
Overcast
13°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 25.2 km/h
🌧️ Total precip: 0.1 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:47 AM
🌇 Sunset: 08:11 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Overcast
16°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 23.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:45 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Sunny
21°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 64%
💨 Max wind: 18.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:43 AM
🌇 Sunset: 08:13 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Castlewood
Plan your trip to Castlewood, 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 Castlewood?
Current conditions in Castlewood: Overcast, temperature 9°C, humidity 86%.
What is the best time to visit Castlewood?
The best time to visit Castlewood is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Castlewood?
Castlewood is located at approximately 44.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Castlewood?
The wettest period in Castlewood is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Castlewood?
For visits to Castlewood during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Castlewood in?
Castlewood is located in United States, in the state of Colorado.
What are the public holidays in Castlewood in 2026?
View the 2026 public holidays for Castlewood on our Holidays page.
What are the GPS coordinates used for the weather forecast in Castlewood?
The weather forecast for Castlewood uses coordinates 44.7227, -97.0301.