Weather on December 30

Alamosa, CO

55 Years of Data

Avg High
34°F
Avg Low
-1°F
Warmest
2024
34°F avg
Coldest
1974
-10°F avg

About This Date

December 30th in Alamosa, CO typically brings cold winter weather, with average highs around 34°F and lows near -1°F — a 35°F daily swing. Over 55 years of records, the warmest December 30th was in 2024 (34°F average), while the coldest was 1974 (-10°F) — a 44°F range across recorded history. Precipitation has occurred on 5% of recorded December 30th dates, with snow falling 5% of the time (heaviest snowfall: 1.4"). The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.

The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.

Planning for December 30th in Alamosa, CO? Bundle up with warm layers and protect extremities from the cold.

Warming Trend
1.0°F per decade on this date
YearHighLowAvgPrecipSnow
202540°22°
2024warmest55°13°34°
202340°-4°18°
202236°22°
202136°13°24°
202035°-7°14°
201922°-23°-1°
201821°-13°
201755°30°
201633°-8°13°
201530°-3°14°
201423°13°
201333°17°
201220°-18°
201138°22°
201038°11°24°
200934°-4°15°
200835°-4°16°
200712°-27°-7°
200629°17°23°
200557°30°
200441°20°30°
200336°-2°17°
200239°20°
200132°16°24°0.25"1.4"
200041°21°
199945°-1°22°
199851°29°
199734°-8°13°
199649°27°
199535°18°
199442°16°29°
199335°-5°15°
199238°17°27°
199111°-21°-5°
199022°-15°
198937°20°
198832°-13°10°
198726°-18°
198642°-5°19°
198549°26°0.03"0.2"
198437°23°
198310°-19°-4°
198224°-13°
198140°-4°18°
198050°26°
197917°-16°
197835°11°23°
197745°14°29°
197641°-9°16°
197532°-4°14°
1974coldest-27°-10°
197336°20°0.2"1.2"
197221°-13°
197133°21°
55 years of data from ALAMOSA 1E

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.