Peridot weather by month
What a typical year looks like in Peridot, Arizona: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at San Carlos Reservoir, 15 km from Peridot; records cover 1900–2026.
The year at a glance
- Precipitation a year
- 13.4 in341 mm
- Snow a year
- Rare
- Last spring freeze
- Feb 26
- First fall freeze
- Nov 26
- Heating degree days
- 2,567
- Cooling degree days
- 2,478
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 24°−4° (heating, 99%) and 108°42° (cooling, 1%).
Month by month
Peridot in January
Highs average 59°15° and lows 31°0°, with 1.9 in48 mm of precipitation in a typical January.
- Record high
- 83°28° (1971)
- Record low
- 11°−12° (1971)
- Heating degree days
- 614
- Cooling degree days
- 0
Peridot in February
Highs average 63°17° and lows 35°2°, with 1.7 in43 mm of precipitation in a typical February.
- Record high
- 90°32° (1904)
- Record low
- 11°−12° (2011)
- Heating degree days
- 444
- Cooling degree days
- 0
Peridot in March
Highs average 70°21° and lows 39°4°, with 1.2 in31 mm of precipitation in a typical March.
- Record high
- 101°38° (2026)
- Record low
- 18°−8° (1923)
- Heating degree days
- 320
- Cooling degree days
- 3
Peridot in April
Highs average 78°26° and lows 47°8°, with 0.41 in10 mm of precipitation in a typical April.
- Record high
- 104°40° (1939)
- Record low
- 24°−4° (2020)
- Heating degree days
- 127
- Cooling degree days
- 51
Peridot in May
Highs average 88°31° and lows 56°13°, with 0.46 in12 mm of precipitation in a typical May.
- Record high
- 113°45° (1910)
- Record low
- 31°−1° (1938)
- Heating degree days
- 21
- Cooling degree days
- 236
Peridot in June
Highs average 98°37° and lows 65°18°, with 0.14 in3.6 mm of precipitation in a typical June.
- Record high
- 116°47° (1994)
- Record low
- 41°5° (1908)
- Heating degree days
- 1
- Cooling degree days
- 492
Peridot in July
Highs average 99°37° and lows 71°22°, with 1.6 in41 mm of precipitation in a typical July.
- Record high
- 116°47° (1994)
- Record low
- 50°10° (1975)
- Heating degree days
- 0
- Cooling degree days
- 611
Peridot in August
Highs average 97°36° and lows 70°21°, with 1.8 in45 mm of precipitation in a typical August.
- Record high
- 116°47° (1985)
- Record low
- 45°7° (1976)
- Heating degree days
- 0
- Cooling degree days
- 575
Peridot in September
Highs average 93°34° and lows 63°17°, with 1.1 in28 mm of precipitation in a typical September.
- Record high
- 110°43° (1950)
- Record low
- 38°3° (1908)
- Heating degree days
- 5
- Cooling degree days
- 387
Peridot in OctoberThis month
Highs average 82°28° and lows 51°11°, with 0.85 in22 mm of precipitation in a typical October.
- Record high
- 104°40° (2003)
- Record low
- 24°−4° (2019)
- Heating degree days
- 68
- Cooling degree days
- 120
Peridot in November
Highs average 69°20° and lows 39°4°, with 0.88 in22 mm of precipitation in a typical November.
- Record high
- 90°32° (1909)
- Record low
- 16°−9° (1921)
- Heating degree days
- 344
- Cooling degree days
- 3
Peridot in December
Highs average 59°15° and lows 31°0°, with 1.4 in35 mm of precipitation in a typical December.
- Record high
- 82°28° (2024)
- Record low
- 11°−12° (1903)
- Heating degree days
- 623
- Cooling degree days
- 0