Whiteside, TN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Whiteside, a community in Marion County, Tennessee.

Overnight

63°F

Showers And Thunderstorms

A chance of rain showers before 3am, then showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Whiteside

When	Temp	Forecast	Wind	Precip
Overnight	63°F	Showers And Thunderstorms	15 mph SE	87%
Wednesday	70°F	Showers And Thunderstorms	5 to 15 mph SE	94%
Wednesday Night	58°F	Chance Rain Showers then Mostly Cloudy	0 to 5 mph W	41%
Thursday	73°F	Mostly Sunny	0 to 5 mph W	0%
Thursday Night	50°F	Partly Cloudy	0 mph	2%
Friday	71°F	Sunny	0 to 10 mph NW	1%
Friday Night	45°F	Mostly Clear	5 mph NW	0%
Saturday	63°F	Mostly Sunny	5 to 10 mph N	0%
Saturday Night	39°F	Partly Cloudy	5 mph N	0%
Sunday	61°F	Mostly Sunny	5 mph N	0%
Sunday Night	38°F	Mostly Clear	0 to 5 mph N	1%
Monday	64°F	Sunny	0 to 5 mph N	1%
Monday Night	40°F	Mostly Clear	0 mph	1%
Tuesday	67°F	Sunny	0 to 5 mph W	1%

Forecast source: National Weather Service (api.weather.gov) for Whiteside (34.995, -85.487). Updated through the day.

Growing snapshot for Whiteside

Last spring frost

Mar 31

First fall frost

Nov 6

Growing season

219 days

Hardiness zone

More local growing data for Whiteside: nearby ZIP 37396 weather · frost dates · planting calendar · Tennessee frost dates

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Griffith Creek Jasper Kimball Monteagle New Hope Powells Crossroads Sequatchie Signal Mountain South Pittsburg Whitwell

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Climate data from the nearest NOAA station, Lookout Mtn-Point Park, Tn (9 mi from Whiteside). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.