Alamosa, CO Temperature Records
All-time high and low temperatures recorded near Alamosa (81101).
Key Facts
- Record High: The hottest temperature ever recorded near Alamosa, CO is 96°F, set on July 5, 1989.
- Record Low: The coldest temperature ever recorded near Alamosa, CO is -42°F, set on December 8, 1978.
- Data Source: Based on 22 years of data from 5 nearby NOAA stations. Primary station: ALAMOSA 1E.
All-Time Record High
96°F
July 5, 1989
ALAMOSA-BERGMAN FLD
All-Time Record Low
-42°F
December 8, 1978
ALAMOSA-BERGMAN FLD
Monthly Temperature Records
| Month | Record High | Record Low |
|---|---|---|
| January | 63°F(1971) | -40°F(1971) |
| February | 67°F(2025) | -33°F(2011) |
| March | 76°F(2012) | -17°F(2022) |
| April | 80°F(1981) | -6°F(1973) |
| May | 90°F(2002) | 6°F(2011) |
| June | 95°F(1994) | 18°F(2013) |
| July | 96°F(1989) | 28°F(2020) |
| August | 93°F(2020) | 29°F(1978) |
| September | 91°F(2020) | 15°F(1978) |
| October | 83°F(2024) | -9°F(1991) |
| November | 74°F(1980) | -26°F(1991) |
| December | 63°F(2010) | -42°F(1978) |
Snow Records
View the snowiest days on record for this location
Statewide Records
Colorado State RecordsSee all-time records for the entire stateLook Up Weather for Any Date
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Explore Alamosa Weather History