Frost Dates for Chandlers Valley 1se, PA

Elevation: 454 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 22
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 30

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost May 28
First Fall Frost September 24

Hard Freeze (28°F)

Last Spring Hard Freeze May 8
First Fall Hard Freeze October 11
41.93°N, 79.30°W © OpenStreetMap

Growing Season

131 Days May 22 to September 30

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 5a

Avg. annual minimum: −20 to −15°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January31°22°13°
February34°23°12°
March43°31°20°
April57°43°30°
May68°54°40°
June77°63°49°
July80°67°53°
August79°65°52°
September73°59°46°
October60°48°36°
November47°37°28°
December36°28°20°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January2.9
February2.7
March3.5
April4.5
May5.2
June6.2
July6.9
August5.3
September5.2
October5.5
November4.5
December3.6

Sunrise / Sunset

Daylight Longest: 15h 03m · Shortest: 8h 57m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January7:22 AM4:38 PM9h 16m
February6:49 AM5:11 PM10h 22m
March6:10 AM5:50 PM11h 40m
April5:26 AM6:34 PM13h 09m
May4:49 AM7:11 PM14h 22m
June4:29 AM7:31 PM15h 02m
July4:37 AM7:23 PM14h 46m
August5:09 AM6:51 PM13h 42m
September5:52 AM6:08 PM12h 16m
October6:35 AM5:25 PM10h 50m
November7:13 AM4:47 PM9h 35m
December7:31 AM4:29 PM8h 58m

Nearby Stations

Warren, PAMay 4 - October 21 Jamestown 4 Ene, NY May 8 - October 13 Titusville Wtr Wks, PA May 12 - October 10 Union City Filtration Plant, PA May 7 - October 10 Westfield 2 Sse, NY April 21 - November 5 Bradford 4sw Rsch 5, PA May 18 - October 4

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