Alamosa, CO
Colorado · Records since 1906–2026
Records for August 11
🔥 Record High
August 11, 2020
+7° from 81° normal❄ Record Low
August 11, 1996
-11° from 47° normalAll-Time Records — Alamosa
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 88°F | August 11, 2020 |
| 2 | 88°F | August 11, 1995 |
| 3 | 88°F | August 11, 1937 |
| 4 | 87°F | August 11, 2021 |
| 5 | 87°F | August 11, 2002 |
| 6 | 86°F | August 11, 2011 |
| 7 | 86°F | August 11, 2007 |
| 8 | 86°F | August 11, 1987 |
| 9 | 86°F | August 11, 1978 |
| 10 | 86°F | August 11, 1972 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 36°F | August 11, 1996 |
| 2 | 36°F | August 11, 1974 |
| 3 | 36°F | August 11, 1951 |
| 4 | 38°F | August 11, 2020 |
| 5 | 39°F | August 11, 2009 |
Heat Wave Summary — Alamosa
threshold: 87°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date175 of 222 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1934–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Alamosa
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 1, 2003 – Jul 26, 2003 | 26 | 93°F (Jul 13) | 90°F | 48°F |
| 2 | Jul 11, 2023 – Jul 31, 2023 | 21 | 95°F (Jul 17) | 90°F | 48°F |
| 3 | Jul 24, 2026 – Aug 9, 2026 | 17 | 93°F (Jul 26) | 91°F | 51°F |
| 4 | Aug 13, 2020 – Aug 26, 2020 | 14 | 92°F (Aug 19) | 89°F | 44°F |
| 5 | Jun 17, 2012 – Jun 27, 2012 | 11 | 93°F (Jun 24) | 91°F | 46°F |
| 6 | Jun 23, 1990 – Jul 2, 1990 | 10 | 93°F (Jun 29) | 90°F | 47°F |
| 7 | Jul 14, 2005 – Jul 23, 2005 | 10 | 92°F (Jul 17) | 91°F | 49°F |
| 8 | Jul 1, 1989 – Jul 9, 1989 | 9 | 96°F (Jul 5) | 92°F | 42°F |
| 9 | Jun 10, 2021 – Jun 18, 2021 | 9 | 94°F (Jun 16) | 90°F | 43°F |
| 10 | Jul 30, 2024 – Aug 7, 2024 | 9 | 92°F (Aug 5) | 90°F | 48°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
Above-Normal Summer Nights Per Year
Average June–August Low by Decade
Overnight lows · complete decades only
Precipitation
Actual vs. 1991–2020 full-month and full-season normals
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1970–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
Month in Review — July 2026
Average temperature · July 2026
4th-warmest month on record
4th-warmest July of 95 on record
+2.7° vs. 65.2° average (1991–2020)Longest 90°F Streak in July
4 consecutive days with highs of at least 90°F (Jul 26–29, 2026, peaking at 93°F)
Ties the longest July streak since 2023 (3 years). The July record is 13 days, set in 2003.
Average July Temperature by Year
1932–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 2011 | 68.4°F |
| 2 | 2003 | 68.2°F |
| 3 | 2023 | 68.2°F |
| 4 | 2026 | 68.0°F |
| 5 | 2021 | 67.7°F |
| 6 | 1966 | 67.5°F |
| 7 | 2018 | 67.1°F |
| 8 | 1951 | 67.1°F |
| 9 | 1980 | 67.0°F |
| 10 | 2022 | 66.9°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 2011 | 68.4°F |
| 2 | July 2003 | 68.2°F |
| 3 | July 2023 | 68.2°F |
| 4 | July 2026 | 68.0°F |
| 5 | July 2021 | 67.7°F |
| 6 | July 1966 | 67.5°F |
| 7 | July 2018 | 67.1°F |
| 8 | July 1951 | 67.1°F |
| 9 | July 1980 | 67.0°F |
| 10 | July 2022 | 66.9°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Alamosa, CO | 68.0°F | 4th of 95 |
| Pueblo, CO | 79.9°F | 8th of 139 |
| Colorado Springs, CO | 74.5°F | 8th of 131 |
| Denver, CO | 78.7°F | 2nd of 155 |
| Clayton, NM | 79.1°F | 3rd of 115 |