Frost Dates for Mtn City 2, TN

Elevation: 737 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. April 27
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. October 14

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 4
First Fall Frost October 9

Hard Freeze (28°F)

Last Spring Hard Freeze April 12
First Fall Hard Freeze October 24
36.47°N, 81.80°W © OpenStreetMap

Growing Season

170 Days April 27 to October 14

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 6b

Avg. annual minimum: −5 to 0°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

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
January46°34°23°
February49°37°25°
March57°44°31°
April67°53°39°
May74°61°49°
June80°68°56°
July82°71°60°
August81°70°59°
September77°65°53°
October68°55°41°
November58°45°31°
December49°38°26°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January8.1
February7.6
March8.5
April7.8
May7.8
June8.1
July9.4
August9.0
September6.7
October7.0
November7.3
December7.8

Sunrise / Sunset

Daylight Eastern Time (ET) Longest: 14h 30m · Shortest: 9h 30m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Eastern Time (ET))
Month Sunrise Sunset Daylight
January7:43 AM5:30 PM9h 46m
February7:22 AM6:02 PM10h 40m
March7:45 AM7:29 PM11h 43m
April6:59 AM7:56 PM12h 56m
May6:25 AM8:22 PM13h 57m
June6:13 AM8:42 PM14h 29m
July6:25 AM8:41 PM14h 16m
August6:50 AM8:13 PM13h 24m
September7:15 AM7:28 PM12h 13m
October7:41 AM6:44 PM11h 03m
November7:12 AM5:13 PM10h 01m
December7:37 AM5:09 PM9h 31m

Nearby Stations

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