Leadville (CO)
September
Weather in Leadville, Colorado for September 2026
Your guide to Leadville weather in September - trends and predictions
Snowfall in Leadville during September is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Leadville at the beginning of September is 17.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.6 °F by the end of September.
Leadville experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 197.7 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
20
Dry days
9
Rainy days
1
Snow days
14°/4°
Temperatures
15 km/h
Avg max wind
59 %
Avg humidity
Leadville Weather September
Move between months or click on a day
Temperatures trend during September in Leadville
See the weather trend as well as the moving average line
September weather in Leadville day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Thundery outbreaks possible | 19° /4° | 0 mm | 4 | |
| Sept. 2 |  Partly cloudy | 18° /6° | 0 mm | 5 | |
| Sept. 3 |  Sunny | 18° /7° | 0 mm | 5 | |
| Sept. 4 | Sunny | 19° /8° | 0 mm | 5 | |
| Sept. 5 |  Light rain shower | 15° /8° | 4 mm | 4 | |
| Sept. 6 |  Patchy light rain with thunder | 16° /5° | 10.2 mm | 4 | |
| Sept. 7 | Sunny | 16° /6° | 0 mm | 5 | |
| Sept. 8 | Sunny | 16° /4° | 0 mm | 5 | |
| Sept. 9 | Thundery outbreaks possible | 16° /7° | 0 mm | 4 | |
| Sept. 10 | Thundery outbreaks possible | 17° /6° | 14.5 mm | 4 | |
| Sept. 11 | Light rain shower | 15° /7° | 28.7 mm | 4 | |
| Sept. 12 | Light rain shower | 13° /6° | 20.1 mm | 3 | |
| Sept. 13 |  Moderate or heavy rain shower | 10° /2° | 50.8 mm | 3 | |
| Sept. 14 |  Moderate or heavy snow showers | 12° /2° | 1.3 mm | 3 | |
| Sept. 15 | Partly cloudy | 15° /2° | 0 mm | 5 | |
| Sept. 16 | Thundery outbreaks possible | 13° /5° | 0 mm | 3 | |
| Sept. 17 | Thundery outbreaks possible | 13° /3° | 0 mm | 3 | |
| Sept. 18 | Thundery outbreaks possible | 12° /2° | 0 mm | 3 | |
| Sept. 19 |  Overcast | 15° /4° | 0 mm | 4 | |
| Sept. 20 | Thundery outbreaks possible | 14° /6° | 0 mm | 3 | |
| Sept. 21 | Thundery outbreaks possible | 14° /5° | 0 mm | 3 | |
| Sept. 22 | Patchy light rain with thunder | 13° /3° | 1 mm | 3 | |
| Sept. 23 | Thundery outbreaks possible | 8° /1° | 0 mm | 2 | |
| Sept. 24 |  Mist | 12° /0° | 0 mm | 3 | |
| Sept. 25 | Sunny | 16° /4° | 0 mm | 5 | |
| Sept. 26 | Thundery outbreaks possible | 14° /4° | 0 mm | 3 | |
| Sept. 27 |  Cloudy | 12° /3° | 0 mm | 3 | |
| Sept. 28 | Moderate or heavy rain shower | 11° /3° | 22.4 mm | 3 | |
| Sept. 29 | Moderate or heavy rain shower | 11° /5° | 44.7 mm | 3 | |
| Sept. 30 | Thundery outbreaks possible | 12° /4° | 0 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Leadville in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Leadville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Leadville in September - FAQ
What are the expected maximum and minimum temperatures in Leadville during September?
Prepare for cooler days with highs just around 14° and colder nights, dipping below 4°.
How much rainfall should be expected in Leadville during September?
Significant rainfall exceeding 197.7 mm is expected in Leadville during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Leadville in September 2026?
Leadville typically sees 0.9 cm of snowfall during September.
What are the typical wind conditions in Leadville during September?
The average wind speed in Leadville during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Leadville
Explore the daily rainfall trends and prepare for Leadvilles September weather 💧
Typically, Leadville has 9 rainy days in September with a total of 197.7 mm of rainfall.
Quick links
More Leadville weather pages
You are here
Where is Leadville?Get accurate weather forecasts for Leadville, located at latitude 39.251 and longitude -106.293. Stay updated with localized weather information tailored for Leadville.
Found a mistake?
We appreciate your attention to details. Tell us here.