Stanfield weather by month
What a typical year looks like in Stanfield, Oregon: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Hermiston Municipal Airport, 6 km from Stanfield; records cover 1998–2026.
The year at a glance
- Precipitation a year
- 8.6 in219 mm
- Snow a year
- Rare
- Last spring freeze
- May 2
- First fall freeze
- Oct 8
- Heating degree days
- 4,861
- Cooling degree days
- 842
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 8°−13° (heating, 99%) and 103°39° (cooling, 1%).
Month by month
Stanfield in January
Highs average 43°6° and lows 29°−2°, with 1.1 in29 mm of precipitation in a typical January.
- Record high
- 68°20° (2020)
- Record low
- −12°−24° (2017)
- Heating degree days
- 899
- Cooling degree days
- 0
Stanfield in February
Highs average 49°10° and lows 29°−2°, with 0.86 in22 mm of precipitation in a typical February.
- Record high
- 71°22° (2022)
- Record low
- −1°−18° (2019)
- Heating degree days
- 720
- Cooling degree days
- 0
Stanfield in March
Highs average 59°15° and lows 34°1°, with 0.77 in20 mm of precipitation in a typical March.
- Record high
- 80°27° (2024)
- Record low
- 0°−18° (2019)
- Heating degree days
- 577
- Cooling degree days
- 0
Stanfield in April
Highs average 67°19° and lows 39°4°, with 0.78 in20 mm of precipitation in a typical April.
- Record high
- 90°32° (1998)
- Record low
- 16°−9° (2008)
- Heating degree days
- 369
- Cooling degree days
- 2
Stanfield in May
Highs average 76°25° and lows 46°8°, with 0.83 in21 mm of precipitation in a typical May.
- Record high
- 100°38° (2006)
- Record low
- 24°−4° (2013)
- Heating degree days
- 155
- Cooling degree days
- 39
Stanfield in June
Highs average 82°28° and lows 53°12°, with 0.64 in16 mm of precipitation in a typical June.
- Record high
- 118°48° (2021)
- Record low
- 38°3° (2004)
- Heating degree days
- 38
- Cooling degree days
- 116
Stanfield in July
Highs average 93°34° and lows 59°15°, with 0.12 in3 mm of precipitation in a typical July.
- Record high
- 112°44° (2022)
- Record low
- 38°3° (2012)
- Heating degree days
- 3
- Cooling degree days
- 333
Stanfield in August
Highs average 91°33° and lows 57°14°, with 0.17 in4.3 mm of precipitation in a typical August.
- Record high
- 110°43° (1998)
- Record low
- 38°3° (2012)
- Heating degree days
- 6
- Cooling degree days
- 281
Stanfield in September
Highs average 81°27° and lows 48°9°, with 0.33 in8.4 mm of precipitation in a typical September.
- Record high
- 100°38° (2022)
- Record low
- 26°−3° (2000)
- Heating degree days
- 81
- Cooling degree days
- 68
Stanfield in OctoberThis month
Highs average 67°19° and lows 39°4°, with 0.8 in20 mm of precipitation in a typical October.
- Record high
- 88°31° (2014)
- Record low
- 7°−14° (2002)
- Heating degree days
- 383
- Cooling degree days
- 3
Stanfield in November
Highs average 51°10° and lows 32°0°, with 1.1 in27 mm of precipitation in a typical November.
- Record high
- 78°26° (2006)
- Record low
- −8°−22° (2010)
- Heating degree days
- 705
- Cooling degree days
- 0
Stanfield in December
Highs average 42°6° and lows 28°−2°, with 1.1 in28 mm of precipitation in a typical December.
- Record high
- 75°24° (2025)
- Record low
- −16°−27° (2008)
- Heating degree days
- 925
- Cooling degree days
- 0