Nogales weather by month
What a typical year looks like in Nogales, Arizona: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Nogales 6 N, 11 km from Nogales; records cover 1952–2026.
The year at a glance
- Precipitation a year
- 16.1 in409 mm
- Snow a year
- 0.3 in0.8 cm
- Last spring freeze
- Apr 18
- First fall freeze
- Oct 31
- Heating degree days
- 2,595
- Cooling degree days
- 1,665
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 18°−8° (heating, 99%) and 104°40° (cooling, 1%).
Month by month
Nogales in January
Highs average 65°19° and lows 28°−2°, with 0.98 in25 mm of precipitation and 0.3 in0.8 cm of snow in a typical January.
- Record high
- 85°29° (1971)
- Record low
- 8°−13° (1971)
- Heating degree days
- 564
- Cooling degree days
- 0
Nogales in February
Highs average 67°20° and lows 31°−1°, with 0.92 in23 mm of precipitation in a typical February.
- Record high
- 89°32° (2017)
- Record low
- 9°−13° (1964)
- Heating degree days
- 452
- Cooling degree days
- 0
Nogales in March
Highs average 73°23° and lows 35°2°, with 0.69 in18 mm of precipitation in a typical March.
- Record high
- 100°38° (2026)
- Record low
- 13°−11° (1974)
- Heating degree days
- 345
- Cooling degree days
- 1
Nogales in April
Highs average 79°26° and lows 40°4°, with 0.35 in8.9 mm of precipitation in a typical April.
- Record high
- 99°37° (1989)
- Record low
- 7°−14° (1975)
- Heating degree days
- 180
- Cooling degree days
- 14
Nogales in May
Highs average 87°31° and lows 46°8°, with 0.17 in4.3 mm of precipitation in a typical May.
- Record high
- 107°42° (2001)
- Record low
- 25°−4° (1975)
- Heating degree days
- 49
- Cooling degree days
- 107
Nogales in June
Highs average 97°36° and lows 56°13°, with 0.68 in17 mm of precipitation in a typical June.
- Record high
- 112°44° (1990)
- Record low
- 34°1° (1967)
- Heating degree days
- 1
- Cooling degree days
- 343
Nogales in July
Highs average 94°35° and lows 65°19°, with 3.6 in91 mm of precipitation in a typical July.
- Record high
- 109°43° (1995)
- Record low
- 44°7° (1973)
- Heating degree days
- 0
- Cooling degree days
- 460
Nogales in August
Highs average 92°34° and lows 64°18°, with 3.9 in99 mm of precipitation in a typical August.
- Record high
- 108°42° (2025)
- Record low
- 40°4° (1954)
- Heating degree days
- 0
- Cooling degree days
- 408
Nogales in September
Highs average 91°33° and lows 58°14°, with 2.2 in57 mm of precipitation in a typical September.
- Record high
- 105°41° (2023)
- Record low
- 30°−1° (1965)
- Heating degree days
- 2
- Cooling degree days
- 272
Nogales in OctoberThis month
Highs average 84°29° and lows 45°7°, with 0.85 in22 mm of precipitation in a typical October.
- Record high
- 101°38° (1974)
- Record low
- 19°−7° (1971)
- Heating degree days
- 87
- Cooling degree days
- 58
Nogales in November
Highs average 73°23° and lows 34°1°, with 0.59 in15 mm of precipitation in a typical November.
- Record high
- 93°34° (1966)
- Record low
- 8°−13° (1958)
- Heating degree days
- 335
- Cooling degree days
- 2
Nogales in December
Highs average 65°18° and lows 28°−2°, with 1.1 in29 mm of precipitation in a typical December.
- Record high
- 84°29° (2025)
- Record low
- −4°−20° (1978)
- Heating degree days
- 580
- Cooling degree days
- 0