Rincon Valley weather by month
What a typical year looks like in Rincon Valley, Arizona: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Saguaro National Park, 9 km from Rincon Valley; records cover 2008–2026.
The year at a glance
- Precipitation a year
- 0 in0 mm
- Snow a year
- Rare
- Last spring freeze
- Feb 6
- First fall freeze
- Dec 15
- Heating degree days
- 1,399
- Cooling degree days
- 3,263
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 30°−1° (heating, 99%) and 108°42° (cooling, 1%).
Month by month
Rincon Valley in January
Highs average 65°18° and lows 41°5°, with — of precipitation in a typical January.
- Record high
- 83°28° (2025)
- Record low
- 20°−7° (2013)
- Heating degree days
- 366
- Cooling degree days
- 1
Rincon Valley in February
Highs average 68°20° and lows 43°6°, with — of precipitation in a typical February.
- Record high
- 88°31° (2009)
- Record low
- 13°−11° (2011)
- Heating degree days
- 272
- Cooling degree days
- 6
Rincon Valley in March
Highs average 74°24° and lows 48°9°, with — of precipitation in a typical March.
- Record high
- 101°38° (2026)
- Record low
- 30°−1° (2023)
- Heating degree days
- 151
- Cooling degree days
- 37
Rincon Valley in April
Highs average 82°28° and lows 54°12°, with — of precipitation in a typical April.
- Record high
- 101°38° (2020)
- Record low
- 35°2° (2023)
- Heating degree days
- 46
- Cooling degree days
- 129
Rincon Valley in May
Highs average 91°33° and lows 62°17°, with — of precipitation in a typical May.
- Record high
- 106°41° (2020)
- Record low
- 44°7° (2010)
- Heating degree days
- 5
- Cooling degree days
- 368
Rincon Valley in June
Highs average 101°38° and lows 72°22°, with — of precipitation in a typical June.
- Record high
- 114°46° (2017)
- Record low
- 59°15° (2023)
- Heating degree days
- 0
- Cooling degree days
- 634
Rincon Valley in July
Highs average 100°38° and lows 74°23°, with — of precipitation in a typical July.
- Record high
- 113°45° (2023)
- Record low
- 61°16° (2018)
- Heating degree days
- 0
- Cooling degree days
- 674
Rincon Valley in August
Highs average 98°37° and lows 73°23°, with — of precipitation in a typical August.
- Record high
- 112°44° (2025)
- Record low
- 60°16° (2022)
- Heating degree days
- 0
- Cooling degree days
- 628
Rincon Valley in September
Highs average 94°34° and lows 69°20°, with — of precipitation in a typical September.
- Record high
- 109°43° (2023)
- Record low
- 56°13° (2017)
- Heating degree days
- 0
- Cooling degree days
- 486
Rincon Valley in OctoberThis month
Highs average 86°30° and lows 59°15°, with — of precipitation in a typical October.
- Record high
- 105°41° (2024)
- Record low
- 33°1° (2020)
- Heating degree days
- 18
- Cooling degree days
- 246
Rincon Valley in November
Highs average 75°24° and lows 49°9°, with — of precipitation in a typical November.
- Record high
- 92°33° (2009)
- Record low
- 28°−2° (2010)
- Heating degree days
- 155
- Cooling degree days
- 52
Rincon Valley in December
Highs average 65°18° and lows 41°5°, with — of precipitation in a typical December.
- Record high
- 85°29° (2025)
- Record low
- 26°−3° (2015)
- Heating degree days
- 386
- Cooling degree days
- 2