Tombstone weather by month
What a typical year looks like in Tombstone, Arizona: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Tombstone, 1 km from Tombstone; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 13.2 in336 mm
- Snow a year
- 1.2 in3 cm
- Last spring freeze
- Mar 12
- First fall freeze
- Nov 23
- Heating degree days
- 1,963
- Cooling degree days
- 2,235
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 25°−4° (heating, 99%) and 103°39° (cooling, 1%).
Month by month
Tombstone in January
Highs average 62°16° and lows 38°3°, with 0.82 in21 mm of precipitation and 0.5 in1.3 cm of snow in a typical January.
- Record high
- 86°30° (1963)
- Record low
- 6°−14° (1962)
- Heating degree days
- 477
- Cooling degree days
- 0
Tombstone in February
Highs average 64°18° and lows 40°4°, with 0.7 in18 mm of precipitation and 0.1 in0.3 cm of snow in a typical February.
- Record high
- 96°36° (1963)
- Record low
- 5°−15° (2011)
- Heating degree days
- 362
- Cooling degree days
- 2
Tombstone in March
Highs average 71°22° and lows 44°7°, with 0.71 in18 mm of precipitation in a typical March.
- Record high
- 96°36° (2026)
- Record low
- 12°−11° (1963)
- Heating degree days
- 241
- Cooling degree days
- 13
Tombstone in April
Highs average 79°26° and lows 49°10°, with 0.21 in5.3 mm of precipitation in a typical April.
- Record high
- 99°37° (1989)
- Record low
- 23°−5° (1976)
- Heating degree days
- 96
- Cooling degree days
- 66
Tombstone in May
Highs average 87°31° and lows 57°14°, with 0.24 in6.1 mm of precipitation in a typical May.
- Record high
- 104°40° (1977)
- Record low
- 31°−1° (1967)
- Heating degree days
- 18
- Cooling degree days
- 234
Tombstone in June
Highs average 96°36° and lows 66°19°, with 0.64 in16 mm of precipitation in a typical June.
- Record high
- 110°43° (1929)
- Record low
- 41°5° (1899)
- Heating degree days
- 0
- Cooling degree days
- 478
Tombstone in July
Highs average 94°34° and lows 68°20°, with 3 in77 mm of precipitation in a typical July.
- Record high
- 112°44° (1989)
- Record low
- 50°10° (1964)
- Heating degree days
- 0
- Cooling degree days
- 502
Tombstone in August
Highs average 92°33° and lows 67°20°, with 3.1 in78 mm of precipitation in a typical August.
- Record high
- 106°41° (1995)
- Record low
- 53°12° (1910)
- Heating degree days
- 0
- Cooling degree days
- 446
Tombstone in September
Highs average 89°32° and lows 64°18°, with 1.6 in41 mm of precipitation in a typical September.
- Record high
- 106°41° (1917)
- Record low
- 43°6° (1908)
- Heating degree days
- 1
- Cooling degree days
- 340
Tombstone in OctoberThis month
Highs average 81°27° and lows 54°12°, with 0.64 in16 mm of precipitation in a typical October.
- Record high
- 100°38° (1917)
- Record low
- 27°−3° (1971)
- Heating degree days
- 46
- Cooling degree days
- 136
Tombstone in November
Highs average 70°21° and lows 45°7°, with 0.62 in16 mm of precipitation and 0.4 in1 cm of snow in a typical November.
- Record high
- 91°33° (1916)
- Record low
- 18°−8° (1957)
- Heating degree days
- 237
- Cooling degree days
- 18
Tombstone in December
Highs average 61°16° and lows 38°3°, with 0.93 in24 mm of precipitation and 0.2 in0.5 cm of snow in a typical December.
- Record high
- 84°29° (1950)
- Record low
- 3°−16° (1978)
- Heating degree days
- 485
- Cooling degree days
- 0