Summerville Oregon Climate Data

Monthly Average Climate Data for Summerville Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.8 °F38.5 °F2.11 in.
February26.2 °F43.4 °F1.5 in.
March29.6 °F51.5 °F1.87 in.
April33.4 °F58.3 °F1.62 in.
May39.9 °F67.3 °F2.07 in.
June45.0 °F74.8 °F1.42 in.
July49.5 °F86.6 °F0.45 in.
August47.9 °F87.0 °F0.49 in.
September41.6 °F77.5 °F0.62 in.
October34.0 °F62.5 °F1.49 in.
November29.4 °F47.3 °F1.98 in.
December24.3 °F38.2 °F2.23 in.
Annual35.5 °F61.1 °F17.85 in.

Climate Data for Summerville Oregon

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer