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Soil Temperature in Connecticut

Browse soil temperature data for 34 cities across Connecticut. Each page includes current soil readings from the nearest USDA monitoring station, historical averages, USDA hardiness zone, and planting window recommendations.

Cities in Connecticut (34)

Cities in Connecticut with current soil temperature readings
CityZIPCurrent TempDistance from state center
Bridgeport06601—40 mi
Bristol06010—11 mi
Cheshire06408—21 mi
Danbury06810—41 mi
East Hartford06108—12 mi
Enfield06082—27 mi
Fairfield06824—42 mi
Farmington06030—12 mi
Greenwich06830—61 mi
Groton06340—39 mi
Hamden06514—21 mi
Hartford06101—11 mi
Manchester06040—15 mi
Meriden06450—7 mi
Middletown06457—6 mi
Milford06460—33 mi
New Britain06050—4 mi
New Canaan06840—51 mi
New Haven06501—24 mi
Newington06111—4 mi
Norwalk06850—50 mi
Ridgefield06877—46 mi
Stamford06901—58 mi
Storrs Mansfield06268—28 mi
Stratford06614—36 mi
Suffield06078—26 mi
Torrington06790—24 mi
Unionville06085—12 mi
Wallingford06492—12 mi
Waterbury06701—17 mi
West Hartford06107—9 mi
Westport06880—46 mi
Wethersfield06109—6 mi
Windsor06006—17 mi

Soil Temperature FAQ for Connecticut

What is the current soil temperature in Connecticut?

Soil temperatures vary across Connecticut depending on location, elevation, and recent weather. Enter your ZIP code on any city page for the reading from your nearest USDA monitoring station.

When should I apply pre-emergent in Connecticut?

Apply pre-emergent herbicide when soil at 2 inches reaches 55°F for several consecutive days. Timing varies across Connecticut, so check your city's page for station-specific readings and the pre-emergent timing recommendation.

When can I plant grass seed in Connecticut?

Cool-season grasses (fescue, bluegrass) can be seeded when soil holds between 50 and 65°F. Warm-season grasses (bermuda, zoysia) need soil above 65°F. Timing varies by location, so check your city's planting window for the dates specific to your area.