Fort Carson, United States experiences average highs of 18°C (64°F) and lows of 4°C (39°F) throughout the year. The climate is relatively dry, with only 7 rainy days per month on average. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Fort Carson, United States Weather & Climate 2026
Monthly climate averages for Fort Carson, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Aug At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.8/10
Best: June, July, August, September
UV Index
6
High
Temperature 18°C / 4°C
Feels Like 16°C / 0°C
Rainy Days 7
Rainfall 38 mm
Sunshine 10 h
Humidity 52%
Wind Speed 15 km/h
Dew Point 1°C
Snow Days 6 days
Frost Days 18 days
Hottest Month
30°C
July
Avg Low16°C
Rain14days
Coldest Month
-8°C
January
Avg High6°C
Rain5days
Driest Month
4days
October
Avg High20°C
Avg Low5°C
Windiest Month
18 km/h
April (Gusts 44)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures.
Sun Position
Sunrise 05:35
Daylight 14.9h
Sunset 20:27
Live conditions—
Fort Carson on the map · live conditions
Fort Carson, United States
- Continent
- Americas
- Country
- United States
- City
- Fort Carson
- Population
- 13.8K
- Elevation
- 1,780 m
- Coordinates
- 38.74°, -104.79°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 2°C
Rain 9 days/mo
Summer
Jun–Aug
Avg High 29°C
Avg Low 14°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 20°C
Avg Low 5°C
Rain 4 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 7°C
Avg Low -6°C
Rain 5 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 6°C / -8°C . Feb: 7°C / -7°C . Mar: 13°C / -2°C . Apr: 17°C / 2°C . May: 21°C / 6°C . Jun: 29°C / 13°C . Jul: 30°C / 16°C . Aug: 29°C / 15°C . Sep: 27°C / 12°C . Oct: 20°C / 5°C . Nov: 12°C / -1°C . Dec: 8°C / -5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 18 mm. Feb: 22 mm. Mar: 39 mm. Apr: 43 mm. May: 73 mm. Jun: 47 mm. Jul: 74 mm. Aug: 59 mm. Sep: 26 mm. Oct: 23 mm. Nov: 19 mm. Dec: 14 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 58%. Feb: 57%. Mar: 52%. Apr: 49%. May: 55%. Jun: 48%. Jul: 52%. Aug: 53%. Sep: 46%. Oct: 48%. Nov: 52%. Dec: 53%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 13 km/h . Feb: 14 km/h . Mar: 17 km/h . Apr: 18 km/h . May: 18 km/h . Jun: 17 km/h . Jul: 15 km/h . Aug: 15 km/h . Sep: 16 km/h . Oct: 16 km/h . Nov: 14 km/h . Dec: 13 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 9h. Mar: 10h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 11h. Oct: 10h. Nov: 9h. Dec: 8h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 5. Mar: UV 6. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 7. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 8 days. Feb: 8 days. Mar: 8 days. Apr: 7 days. May: 3 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 3 days. Nov: 5 days. Dec: 6 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 30°C | Jul · 30°C |
| Coldest month | Jan 2025 · -12°C | Jan · -8°C |
| Wettest month | May 2025 · 114 mm | Jul · 74 mm |
| Windiest month | Mar 2025 · 18 km/h | Apr · 18 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / -8°C | 2°C / -12°C | 5days (18 mm) Good | 8h Good | 58% Moderate | 3.4 Moderate | Poor | View Details |
| February | 7°C / -7°C | 4°C / -12°C | 5days (22 mm) Good | 9.2h Good | 57% Moderate | 4.7 Moderate | Poor | View Details |
| March | 13°C / -2°C | 9°C / -7°C | 6days (39 mm) Good | 10.3h Excellent | 52% Moderate | 6 High | Poor | View Details |
| April | 17°C / 2°C | 14°C / -2°C | 8days (43 mm) Wet | 11.4h Excellent | 49% Moderate | 7.2 Very High | Fair | View Details |
| May | 21°C / 6°C | 19°C / 4°C | 12days (73 mm) Wet | 11.8h Excellent | 55% Moderate | 7.8 Very High | Good | View Details |
| June best | 29°C / 13°C | 27°C / 11°C | 10days (47 mm) Wet | 12.7h Excellent | 48% Moderate | 8.3 Very High | Excellent | View Details |
| July best | 30°C / 16°C | 31°C / 15°C | 14days (74 mm) Wet | 12.9h Excellent | 52% Moderate | 8.3 Very High | Excellent | View Details |
| August best | 29°C / 15°C | 29°C / 14°C | 11days (59 mm) Wet | 11.9h Excellent | 53% Moderate | 7.7 Very High | Excellent | View Details |
| September best | 27°C / 12°C | 25°C / 9°C | 5days (26 mm) Good | 10.9h Excellent | 46% Moderate | 6.6 High | Excellent | View Details |
| October | 20°C / 5°C | 16°C / 1°C | 4days (23 mm) Good | 9.6h Good | 48% Moderate | 5.3 High | Fair | View Details |
| November | 12°C / -1°C | 8°C / -6°C | 4days (19 mm) Good | 8.5h Good | 52% Moderate | 3.8 Moderate | Poor | View Details |
| December | 8°C / -5°C | 4°C / -9°C | 4days (14 mm) Good | 7.8h Good | 53% Moderate | 3 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Fort Carson are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Fort Carson, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Fort Carson is July, with average daytime highs of 30°C (87°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Fort Carson is January, with average overnight lows of -8°C (18°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Fort Carson is July, averaging 74mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Fort Carson runs through July, May, August, June, with the heaviest rainfall in July. Based on 10-year averages for Fort Carson.
Fort Carson receives approximately 125 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Fort Carson.
The least favorable months to visit Fort Carson are January, February, March, December, primarily due to very cold temperatures. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Fort Carson is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Fort Carson is 52%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Fort Carson receives snow. Months with snowfall average 6 snow days and 12 cm (5 in) of accumulation, with about 18 frost days during winter.
Average wind speeds in Fort Carson are 15 km/h (9 mph). The windiest month is April with peak winds reaching 18 km/h (11 mph) (gusts up to 44 km/h / 27 mph).
Fort Carson averages 8 clear-sky days per month with overall cloud cover around 41%. The clearest skies occur in October.
The annual average dew point in Fort Carson is 1°C (34°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Fort Carson has a Cold Semi-Arid climate, classified as BSk under the Köppen system. Arid climates have very low rainfall relative to temperature, with large swings between daytime heat and cool nights.
The 'feels like' temperature in Fort Carson ranges from 0°C (32°F) to 16°C (61°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Fort Carson. It earns a climate score of 8.7/10 with Excellent.
For June in Fort Carson, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 29°C (84°F) and 10 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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