Live Weather & Forecast

Weather in Southglenn

Colorado, United States · Real-time conditions & 3-day outlook

Flag of United States
Sunny
18°C
Feels like 18°C
65°F / Feels 65°F
Sunny
Southglenn, Colorado
🌞 Daytime
Updated: 2026-04-15 18:30
💧
Humidity
15%
💨
Wind
14 km/h NW
🌬️
Wind Gust
16.2 km/h
🌡️
Pressure
1010 mb
👁️
Visibility
16 km
☀️
UV Index
0.7 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
25%
💦
Dew Point
-2.3°C
🌐
Wind Degree
319°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
266.9 μg/m³
NO₂
42.5 μg/m³
O₃
42 μg/m³
SO₂
3.5 μg/m³
PM 2.5
9.4 μg/m³
PM 10
11.8 μg/m³

Weather Alerts 4

Met · Severe · Future
Freeze Watch issued April 15 at 11:58AM MDT until April 18 at 8:00AM MDT by NWS Denver CO

* WHAT...Prolonged sub-freezing temperatures reaching 18 to 25 degrees. * WHERE...All of the Front Range urban corridor and northeast plains. * WHEN...From Friday evening through Saturday morning. * IMPACTS...If not drained or protected, damage to above ground irrigation lines will be possible. Freeze conditions could kill sensitive vegetation.

Disconnect water hoses. Drain above ground irrigation lines. Take steps now to protect tender plants from the cold.

Effective: 2026-04-15T11:58:00-06:00  ·  Expires: 2026-04-16T06:00:00-06:00
Met · Severe · Future
Fire Weather Watch issued April 14 at 11:53PM MDT until April 16 at 9:00PM MDT by NWS Denver CO

The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday morning through Thursday evening. * AFFECTED AREA...Fire Weather Zones 214, 216, 241, 245, 246, 247 and 249. * TIMING...From Thursday morning through Thursday evening. * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low a...

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Effective: 2026-04-14T23:53:00-06:00  ·  Expires: 2026-04-15T15:00:00-06:00
Met · Severe · Expected
Red Flag Warning issued April 15 at 11:43AM MDT until April 16 at 9:00PM MDT by NWS Denver CO

The National Weather Service in Denver has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM to 9 PM MDT Thursday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zones 214, 216, 241, 246 and 247. * TIMING...From 11 AM to 9 PM MDT Thursday. * WINDS...Southwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As...

A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior.

Effective: 2026-04-15T11:43:00-06:00  ·  Expires: 2026-04-16T03:00:00-06:00
Met · Severe · Future
Fire Weather Watch issued April 15 at 11:43AM MDT until April 16 at 9:00PM MDT by NWS Denver CO

* AFFECTED AREA...Fire Weather Zones 245 and 249. * TIMING...From Thursday morning through Thursday evening. * WINDS...South 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Effective: 2026-04-15T11:43:00-06:00  ·  Expires: 2026-04-16T03:00:00-06:00

Today's Hourly Forecast

24-hour breakdown for Southglenn, Colorado

12 AM
Clear
7°
Clear
💧 47% 💨 12.2 km/h
1 AM
Clear
6°
Clear
💧 48% 💨 14.4 km/h
2 AM
Clear
6°
Clear
💧 50% 💨 12.2 km/h
3 AM
Clear
6°
Clear
💧 61% 💨 10.4 km/h
4 AM
Clear
6°
Clear
💧 58% 💨 11.5 km/h
5 AM
Clear
5°
Clear
💧 54% 💨 12.2 km/h
6 AM
Clear
5°
Clear
💧 54% 💨 12.6 km/h
7 AM
Sunny
6°
Sunny
💧 54% 💨 11.9 km/h
8 AM
Sunny
9°
Sunny
💧 44% 💨 12.6 km/h
9 AM
Sunny
11°
Sunny
💧 34% 💨 12.6 km/h
10 AM
Sunny
14°
Sunny
💧 29% 💨 12.2 km/h
11 AM
Sunny
16°
Sunny
💧 25% 💨 10.1 km/h
12 PM
Sunny
18°
Sunny
💧 22% 💨 12.6 km/h
1 PM
Sunny
19°
Sunny
💧 20% 💨 17.3 km/h
2 PM
Sunny
20°
Sunny
💧 20% 💨 19.4 km/h
3 PM
Sunny
19°
Sunny
💧 20% 💨 17.6 km/h
4 PM
Sunny
19°
Sunny
💧 20% 💨 17.3 km/h
5 PM
Sunny
19°
Sunny
💧 21% 💨 16.6 km/h
6 PM
Sunny
18°
Sunny
💧 15% 💨 14 km/h
7 PM
Sunny
17°
Sunny
💧 24% 💨 10.8 km/h
8 PM
Clear
16°
Clear
💧 27% 💨 10.1 km/h
9 PM
Clear
15°
Clear
💧 31% 💨 7.2 km/h
10 PM
Clear
13°
Clear
💧 31% 💨 7.9 km/h
11 PM
Clear
12°
Clear
💧 35% 💨 8.6 km/h

3-Day Forecast

Daily overview for Southglenn, Colorado

Today
Sunny
Sunny
21° / 5°
🌧️ 0% chance of rain
💧 Avg. humidity: 35%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:22 AM
🌇 Sunset: 07:38 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Sunny
Sunny
26° / 4°
🌧️ 0% chance of rain
💧 Avg. humidity: 29%
💨 Max wind: 30.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:39 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
Overcast
1° / -2°
🌧️ 0% chance of rain
💧 Avg. humidity: 58%
💨 Max wind: 23.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:40 PM
🌙 New Moon
🌑 Moon: 0% lit

Best Time to Visit Southglenn

Plan your trip to Southglenn, 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.
← Back to Southglenn 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Southglenn?
Current conditions in Southglenn: Sunny, temperature 18°C, humidity 15%.
What is the best time to visit Southglenn?
The best time to visit Southglenn is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Southglenn?
Southglenn is located at approximately 39.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Southglenn?
The wettest period in Southglenn is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Southglenn?
For visits to Southglenn during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Southglenn in?
Southglenn is located in United States, in the state of Colorado.
What are the public holidays in Southglenn in 2026?
View the 2026 public holidays for Southglenn on our Holidays page.
What are the GPS coordinates used for the weather forecast in Southglenn?
The weather forecast for Southglenn uses coordinates 39.5872, -104.9528.