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Grimes, PA Weather Forecast

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Grimes, PA Weather Forecast

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Grimes PA weather - Partly Cloudy - 78°F
Partly Cloudy
78°F
Updated 5:10 pm
Feels Like 75°F
Humidity 52%
Wind NNE 9 mph
Barometer  30.08 in
Dew Point 60°F
Grimes PA weather - Partly Cloudy - 26°C
Partly Cloudy
26°C
Updated 5:10 pm
Feels Like 24°C
Humidity 52%
Wind NNE 14 km/h
Barometer  101.9 kPa
Dew Point 15°C
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Grimes Weather Forecast

TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Grimes, PA Weather - Tonight Partly Cloudy Grimes, PA Weather - Saturday Mostly Sunny Grimes, PA Weather - Saturday Night Chance Of Showers Grimes, PA Weather - Sunday Showers Grimes, PA Weather - Sunday Night Showers Grimes, PA Weather - Monday Chance Of Showers Grimes, PA Weather - Monday Night Chance Of Showers Grimes, PA Weather - Tuesday Chance Of Showers Grimes, PA Weather - Tuesday Night Chance Of Showers Grimes, PA Weather - Wednesday Chance Of Showers Grimes, PA Weather - Wednesday Night Chance Of Showers Grimes, PA Weather - Thursday Chance Of Showers
Partly Cloudy Mostly Sunny Chance of Showers Showers Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers
Lo: 55°FLo: 13°C Hi: 71°FHi: 22°C
 Lo: 60°FLo: 16°C Hi: 71°FHi: 22°C
 Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
 Lo: 55°FLo: 13°C Hi: 61°FHi: 16°C
 Lo: 50°FLo: 10°C Hi: 60°FHi: 16°C
 Lo: 50°FLo: 10°C Hi: 61°FHi: 16°C
POP: 50% POP: 100% POP: 100% POP: 40% POP: 40% POP: 50% POP: 50% POP: 40% POP: 40% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 400 PM EDT Fri Sep 18 2026 Grimes, PA Weather - WeatherWorld.com

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Grimes Forecast Discussion

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Issued: 130 PM EDT Fri Sep 18 2026

Key Messages

1. Tranquil conditions are anticipated through the daytime hours Saturday as high pressure centered north of the region slides slowly eastward.

2. A series of cold fronts and low pressure systems will keep unsettled weather over the area from Saturday night through Thursday. Heavy rain is possible Sunday and Sunday night.


Discussion

... KEY MESSAGE 1...Tranquil conditions are anticipated through the daytime hours Saturday as high pressure centered north of the region slides slowly eastw...