Montrose County (Montrose)
September
Weather in Montrose County, Colorado for September 2027
Your guide to Montrose County weather in September - trends and predictions
In general, the average temperature in Montrose County at the beginning of September is 28.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.3 °C by the end of September.
Montrose County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 34.9 mm.
Is September a good time to visit Montrose County? check out the best time to travel to Montrose County page.
✨ Is September a good time to visit Montrose County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
26°/10°
Temperatures
21 km/h
Avg max wind
43 %
Avg humidity
Montrose County Weather September
Move between months or click on a day
Temperatures trend during September in Montrose County
See the weather trend as well as the moving average line
September weather in Montrose County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 29° /10° | 0 mm | 8.7 | |
| Sept. 2 | Sunny | 29° /12° | 0.1 mm | 8.6 | |
| Sept. 3 | Sunny | 29° /12° | 0 mm | 8 | |
| Sept. 4 |  Cloudy | 30° /12° | 0 mm | 8 | |
| Sept. 5 | Sunny | 28° /13° | 0 mm | 8 | |
| Sept. 6 | Sunny | 28° /10° | 0.1 mm | 6 | |
| Sept. 7 | Sunny | 29° /12° | 0.2 mm | 5 | |
| Sept. 8 | Sunny | 29° /12° | 0 mm | 8 | |
| Sept. 9 |  Patchy rain possible | 29° /11° | 0 mm | 7 | |
| Sept. 10 |  Partly cloudy | 29° /11° | 0.3 mm | 7.9 | |
| Sept. 11 | Partly cloudy | 29° /11° | 0 mm | 7 | |
| Sept. 12 |  Light rain | 28° /13° | 3.5 mm | 7 | |
| Sept. 13 | Light rain | 27° /10° | 2.5 mm | 7 | |
| Sept. 14 | Patchy rain possible | 26° /9° | 1.7 mm | 5 | |
| Sept. 15 | Patchy rain possible | 26° /10° | 1.1 mm | 6 | |
| Sept. 16 | Patchy rain possible | 26° /12° | 1.7 mm | 5 | |
| Sept. 17 |  Moderate or heavy rain shower | 21° /9° | 8.3 mm | 4 | |
| Sept. 18 | Sunny | 24° /8° | 0.6 mm | 5 | |
| Sept. 19 | Sunny | 25° /8° | 0.4 mm | 7 | |
| Sept. 20 | Sunny | 25° /9° | 0 mm | 7 | |
| Sept. 21 | Patchy rain possible | 25° /7° | 1 mm | 6 | |
| Sept. 22 | Patchy rain possible | 22° /9° | 0.5 mm | 4 | |
| Sept. 23 | Partly cloudy | 21° /9° | 0 mm | 4 | |
| Sept. 24 | Patchy rain possible | 23° /7° | 1 mm | 4 | |
| Sept. 25 | Patchy rain possible | 25° /8° | 2.4 mm | 6 | |
| Sept. 26 |  Overcast | 25° /9° | 0 mm | 6 | |
| Sept. 27 | Sunny | 25° /9° | 0.5 mm | 4 | |
| Sept. 28 | Light rain | 22° /11° | 4.7 mm | 4 | |
| Sept. 29 | Sunny | 23° /9° | 0 mm | 5 | |
| Sept. 30 | Light rain | 21° /9° | 4.2 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Montrose County 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 Montrose County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Montrose County in September - FAQ
What are the expected maximum and minimum temperatures in Montrose County during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Montrose County during September?
In September, Montrose County can expect light to moderate rainfall, totaling 34.9 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Montrose County during September?
The average wind speed in Montrose County during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Montrose County
Explore the daily rainfall trends and prepare for Montrose Countys September weather 💧
Typically, Montrose County has 6 rainy days in September with a total of 34.9 mm of rainfall.
UV exposure in Montrose County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Montrose County
Select a location for an accurate weather forecast
More Locations Quick links
More Montrose County weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.