What is today's weather forecast for Mount Gretna, PA?

Today's forecast for Mount Gretna shows a high of 39 degrees and a low of 27 degrees Fahrenheit. Mostly sunny, with a high near 39.

What is the 7-day weather forecast for Mount Gretna, PA?

The 7-day forecast for Mount Gretna shows highs from 36 to 43 degrees and lows from 25 to 30 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Mount Gretna, PA this week?

Yes, rain is possible in Mount Gretna this week. Precipitation chances: Saturday (20% chance), Sunday (70% chance), Tuesday (50% chance).

How accurate is the Mount Gretna weather forecast?

WeatherForYou provides highly accurate Mount Gretna forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Mount Gretna, PA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

32°F
Feels Like 20°F

Humidity 58% Dew Point 19°F Wind NW 19 MPH Gusts 27 Barometer 29.75 in.

Solar Rad 44 w/m²

Report from a personal weather station 4.8 mi. SE of central Mount Gretna
at 8:03 AM Fri, Nov 28, 2025

Point Forecast at a Glance

FriNov 28

SatNov 29

SunNov 30

70%

MonDec 1

TueDec 2

50%

WedDec 3

ThuDec 4

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 36°F to 43°F. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 8°F below the historical average for November-December. Normal highs for this period are around 47°F with lows around 30°F.

This Date in Weather History

1987 - Low pressure in the Middle Mississippi Valley produced a mixture of snow and sleet and freezing rain from the Central Plains to the Upper Mississippi Valley. Snowfall totals in Iowa ranged up to ten inches at Red Oak. Totals in Nebraska ranged up to 11 inches at Shickley. Freezing rain made roads treacherous in the Twin Cities area of southeastern Minnesota. Bitter cold arctic air invaded the Northern High Plains Region. Laramie WY was the cold spot in the nation with a morning low of 18 degrees below zero.

Mount Gretna, PA 7 Day Weather Forecast Details

Friday Nov 28

Day: Mostly sunny, with a high near 39. Breezy, with a west wind 18 to 20 mph, with gusts as high as 39 mph.

Night: Mostly clear, with a low around 27. West wind 11 to 17 mph, with gusts as high as 25 mph.

Saturday Nov 29

Day: Sunny, with a high near 41. West wind 5 to 9 mph becoming light in the afternoon.

Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 30. Calm wind becoming southeast 5 to 9 mph after midnight. Chance of precipitation is 20%.

Sunday Nov 30

Day: Rain and snow showers likely, becoming all rain after 10am. Cloudy, with a high near 43. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Night: Mostly cloudy, with a low around 30.

Monday Dec 1

Day: Mostly sunny, with a high near 39.

Night: Mostly cloudy, with a low around 27.

Tuesday Dec 2

Day: A chance of rain and snow. Cloudy, with a high near 36. Chance of precipitation is 50%.

Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

Wednesday Dec 3

Day: Mostly sunny, with a high near 38.

Night: Partly cloudy, with a low around 25.

Thursday Dec 4

Day: Mostly cloudy, with a high near 39.

About Mount Gretna, PA

Mount Gretna is a borough in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA, Metropolitan statistical area. The population was 188 at the 2020 census. The borough was founded by the Pennsylvania Chautauqua Society, which was attracted by the area's natural landscape and beauty, by the 1890s. Mount Gretna is a popular destination in the summer. It features a nationally ranked juried art show (third weekend in August), jazz and chamber music concerts, lectures, book reviews, and an annual tour of historic homes and cottages (first Saturday in August). The Connewago Lake features a Victorian-era bathhouse with high-dive, floating docks and a sandy beach area. The community also has a roller rink, open-air playhouse, miniature golf course, several restaurants, playgrounds, and an award-winning ice cream parlor known as the Jigger Shop. Gretna Theatre, the independent professional non-profit theatre company performing at the Mount Gretna Playhouse, is one of the country's oldest summer stock theatres, having opened in 1927. The surrounding area, which includes seven distinct neighborhoods, has a year-round population estimated at 1,500 people. Summertime population increases to about 2,500.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

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