Blanco weather by month
What a typical year looks like in Blanco, New Mexico: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Aztec Ruins National Monument, 22 km from Blanco; records cover 1895–2026.
The year at a glance
- Precipitation a year
- 10.1 in256 mm
- Snow a year
- 11 in28 cm
- Last spring freeze
- May 11
- First fall freeze
- Oct 8
- Heating degree days
- 5,163
- Cooling degree days
- 913
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 4°−16° (heating, 99%) and 99°37° (cooling, 1%).
Month by month
Blanco in January
Highs average 46°8° and lows 17°−8°, with 0.9 in23 mm of precipitation and 5 in11 cm of snow in a typical January.
- Record high
- 69°21° (1981)
- Record low
- −26°−32° (1930)
- Heating degree days
- 1037
- Cooling degree days
- 0
Blanco in February
Highs average 53°11° and lows 22°−6°, with 0.75 in19 mm of precipitation and 2.3 in5.8 cm of snow in a typical February.
- Record high
- 78°26° (1958)
- Record low
- −27°−33° (1933)
- Heating degree days
- 784
- Cooling degree days
- 0
Blanco in March
Highs average 63°17° and lows 27°−3°, with 0.77 in20 mm of precipitation and 0.5 in1.3 cm of snow in a typical March.
- Record high
- 89°32° (2026)
- Record low
- −3°−19° (2002)
- Heating degree days
- 623
- Cooling degree days
- 0
Blanco in April
Highs average 71°21° and lows 33°0°, with 0.69 in18 mm of precipitation and 0.2 in0.5 cm of snow in a typical April.
- Record high
- 89°32° (1943)
- Record low
- 2°−17° (2012)
- Heating degree days
- 401
- Cooling degree days
- 0
Blanco in May
Highs average 80°27° and lows 41°5°, with 0.71 in18 mm of precipitation in a typical May.
- Record high
- 98°37° (2002)
- Record low
- 12°−11° (1975)
- Heating degree days
- 166
- Cooling degree days
- 24
Blanco in June
Highs average 90°32° and lows 50°10°, with 0.28 in7.1 mm of precipitation in a typical June.
- Record high
- 105°41° (2016)
- Record low
- 24°−4° (1974)
- Heating degree days
- 20
- Cooling degree days
- 170
Blanco in July
Highs average 94°34° and lows 58°15°, with 0.96 in24 mm of precipitation in a typical July.
- Record high
- 106°41° (2021)
- Record low
- 39°4° (1897)
- Heating degree days
- 0
- Cooling degree days
- 343
Blanco in August
Highs average 91°33° and lows 57°14°, with 1.3 in34 mm of precipitation in a typical August.
- Record high
- 105°41° (1960)
- Record low
- 36°2° (1920)
- Heating degree days
- 1
- Cooling degree days
- 281
Blanco in September
Highs average 84°29° and lows 49°9°, with 1.1 in29 mm of precipitation in a typical September.
- Record high
- 101°38° (2022)
- Record low
- 22°−6° (1978)
- Heating degree days
- 53
- Cooling degree days
- 93
Blanco in OctoberThis month
Highs average 72°22° and lows 36°2°, with 0.94 in24 mm of precipitation and 0.3 in0.8 cm of snow in a typical October.
- Record high
- 92°33° (1999)
- Record low
- 6°−14° (2019)
- Heating degree days
- 353
- Cooling degree days
- 2
Blanco in November
Highs average 58°14° and lows 25°−4°, with 0.94 in24 mm of precipitation and 0.9 in2.3 cm of snow in a typical November.
- Record high
- 77°25° (1931)
- Record low
- −7°−22° (1931)
- Heating degree days
- 705
- Cooling degree days
- 0
Blanco in December
Highs average 46°8° and lows 18°−8°, with 0.67 in17 mm of precipitation and 2.2 in5.6 cm of snow in a typical December.
- Record high
- 69°21° (1939)
- Record low
- −24°−31° (1924)
- Heating degree days
- 1020
- Cooling degree days
- 0