Merna, NE Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Merna, a village in Custer County, Nebraska.

Today

68°F

Slight Chance Rain Showers then Partly Sunny

A slight chance of rain showers before 7am. Partly sunny, with a high near 68. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

7-day forecast for Merna

When	Temp	Forecast	Wind	Precip
Today	68°F	Slight Chance Rain Showers then Partly Sunny	15 to 20 mph NNE	15%
Tonight	53°F	Mostly Cloudy then Slight Chance Showers And Thunderstorms	0 to 10 mph NE	30%
Wednesday	73°F	Chance Showers And Thunderstorms then Partly Sunny	0 to 5 mph ENE	33%
Wednesday Night	54°F	Mostly Clear	5 mph SSE	0%
Thursday	82°F	Sunny	5 to 15 mph S	1%
Thursday Night	62°F	Mostly Clear	5 to 15 mph SSE	4%
Friday	89°F	Sunny	5 to 10 mph SSW	2%
Friday Night	65°F	Mostly Clear	5 to 10 mph SSE	9%
Saturday	94°F	Sunny	5 to 20 mph S	4%
Saturday Night	67°F	Mostly Clear	10 to 20 mph SSE	6%
Sunday	93°F	Sunny	10 to 15 mph SSE	2%
Sunday Night	68°F	Partly Cloudy	10 to 15 mph SSE	12%
Monday	93°F	Mostly Sunny	10 to 15 mph SE	12%
Monday Night	66°F	Slight Chance Showers And Thunderstorms	10 to 15 mph E	19%

Forecast source: National Weather Service (api.weather.gov) for Merna (41.485, -99.761). Updated through the day.

Growing snapshot for Merna

Last spring frost

May 10

First fall frost

Oct 1

Growing season

143 days

Hardiness zone

More local growing data for Merna: nearby ZIP 68856 weather · frost dates · planting calendar · Nebraska frost dates

Nearby towns & communities

Anselmo Ansley Arnold Berwyn Broken Bow Callaway Comstock Mason City Oconto Sargent Taylor Westerville

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Climate data from the nearest NOAA station, Anselmo 2 Wsw, Ne (8.7 mi from Merna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.