Unionville Pennsylvania Climate Data

Monthly Average Climate Data for Unionville Pennsylvania

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.2 °C4.1 °C90.42 mm
February-4.9 °C5.3 °C75.95 mm
March-0.7 °C10 °C109.98 mm
April5.1 °C16.7 °C96.77 mm
May10.4 °C22.2 °C99.57 mm
June15.5 °C26.9 °C116.08 mm
July18.4 °C29.4 °C121.67 mm
August17.6 °C28.8 °C111 mm
September13.4 °C25.1 °C125.48 mm
October6.8 °C18.6 °C117.35 mm
November1.6 °C12 °C84.84 mm
December-2.3 °C6.4 °C109.22 mm
Annual6.3 °C17.1 °C1258.33 mm
MonthAvg. LowAvg. HighAvg. Precip
January-7.7 °C1.7 °C82.55 mm
February-7.1 °C3.5 °C65.28 mm
March-3.1 °C8.6 °C82.55 mm
April2.6 °C15.9 °C98.04 mm
May8.1 °C21.8 °C98.55 mm
June13 °C26.2 °C114.3 mm
July15.1 °C28.3 °C110.74 mm
August14.2 °C27.6 °C97.79 mm
September10.4 °C24.2 °C99.82 mm
October4.5 °C17.3 °C83.31 mm
November-0.2 °C10.3 °C83.57 mm
December-4.3 °C4.3 °C81.79 mm
Annual3.8 °C15.8 °C1098.29 mm
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C1.7 °C72.9 mm
February-7 °C3.6 °C59.69 mm
March-3.1 °C8.5 °C84.33 mm
April2.6 °C16.1 °C91.19 mm
May8.3 °C21.8 °C100.08 mm
June13.4 °C26.2 °C100.08 mm
July15.7 °C28.6 °C100.08 mm
August14.8 °C27.6 °C99.31 mm
September10.7 °C23.7 °C104.65 mm
October4.4 °C17.1 °C93.73 mm
November-0.7 °C10.3 °C72.9 mm
December-4.6 °C4.2 °C79.5 mm
Annual3.9 °C15.8 °C1058.44 mm

Climate Data for Unionville Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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