What is today's weather forecast for Herminie, PA?

Today's forecast for Herminie shows a low of 19 degrees Fahrenheit. Mostly cloudy, with a low around 19.

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

The 7-day forecast for Herminie shows highs from 20 to 50 degrees and lows from 13 to 35 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Herminie, PA this week?

Yes, rain is possible in Herminie this week. Precipitation chances: Saturday (90% chance), Sunday (40% chance), Wednesday (40% chance), Thursday (70% chance).

How accurate is the Herminie weather forecast?

WeatherForYou provides highly accurate Herminie 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.

Herminie, PA Weather Forecast and Current Conditions

WEATHER ALERTS - Winter Storm Watch

Current Conditions From Nearby Local Station

Switch to Metric Units

25°F
Feels Like 21°F

Humidity 77% Dew Point 19°F Wind WNW 3 MPH Gusts 8 Barometer 30.16 in.

Report from a personal weather station 3.9 mi. NNE of central Herminie
at 2:25 AM Fri, Dec 12, 2025

Point Forecast at a Glance

ThuDec 11

FriDec 12

SatDec 13

60%

SunDec 14

40%

MonDec 15

TueDec 16

WedDec 17

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 33°F to a low of 20°F mid-week, then warm to 43°F. Some precipitation possible, including both rain and snow.

Climate Context

This week's forecast shows temperatures running 7°F below the historical average for December. Normal highs for this period are around 41°F with lows around 25°F.

This Date in Weather History

1989 - Strong Santa Ana winds developed across southern California and parts of central California. Winds in Kern County of central California gusted to 100 mph near Grapevine. The high winds reduced visibilities to near zero in the desert areas, closing major interstate highways east of Ontario CA.

Herminie, PA 7 Day Weather Forecast Details

Thursday Dec 11

Night: Mostly cloudy, with a low around 19. West wind around 6 mph.

Friday Dec 12

Day: Mostly sunny, with a high near 33. Calm wind.

Night: Increasing clouds, with a low around 20. Calm wind becoming southwest around 6 mph after midnight.

Saturday Dec 13

Day: Isolated snow showers before 1pm, then snow likely after 1pm. Cloudy, with a high near 34. Southwest wind 9 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Night: Snow. Low around 14. West wind around 9 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Sunday Dec 14

Day: A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.

Night: A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 40%.

Monday Dec 15

Day: Mostly cloudy, with a high near 23.

Night: Mostly cloudy, with a low around 14.

Tuesday Dec 16

Day: Partly sunny, with a high near 33.

Night: Mostly cloudy, with a low around 24.

Wednesday Dec 17

Day: Mostly cloudy, with a high near 43.

Night: A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

Thursday Dec 18

Day: Rain likely. Cloudy, with a high near 50. Chance of precipitation is 70%.

About Herminie, PA

Herminie is a census-designated place (CDP) in Sewickley Township, Westmoreland County, Pennsylvania, United States. The population was 718 at the 2020 census.

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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