Hamlin, Pennsylvania Weather
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Weather Forecast for Hamlin, Pennsylvania : Lebanon County
Issued: 1:05 pm EDT Sep 4, 2025 Latitude: 40.4481467 Longitude: -76.3757904 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
70% chance of thunderstorms on Tonight Morning Fog on Friday 80% chance of thunderstorms on Saturday 30% chance of rain on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
Low: 60°F High: 84°F High: 82°F High: 74°F High: 72°F High: 73°F High: 75°F High: 78°F
Low: 64°F Low: 56°F Low: 48°F Low: 47°F Low: 48°F Low: 50°F  
Thunderstorms Morning Fog Thunderstorms Rain Sunny Sunny Sunny Mostly Sunny
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Current Conditions at
MUIR AAF - (KMUI)
72°
Clear
Shower(S) In Vicinity
as of 6:55 PM EDST
Rel. Humidity: 83%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 1100ft, Scattered at 3500ft, Broken at 9000ft, Broken at 12000ft
Current Conditions at
READING - (KRDG)
68°
Mostly Cloudy
as of 6:54 PM EDST
Rel. Humidity: 88%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Scattered at 7500ft, Broken at 9000ft
Current Conditions at
LANCASTER - (KLNS)
66°
Mostly Cloudy
Light Rain
as of 6:53 PM EDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 4900ft, Scattered at 7000ft, Broken at 10000ft
Current Conditions at
SELINSGROVE - (KSEG)
66°
Cloudy
Thunderstorm In Vicinity
as of 6:53 PM EDST
Rel. Humidity: 88%
Dew Point: 63°F
Visibility: 9 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 1500ft, Scattered at 3500ft, Solid Overcast at 4500ft
70% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and midnight. Mostly cloudy, with a low around 60. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Morning Fog on Friday Friday... Patchy fog between 7am and 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 64. South wind around 6 mph becoming calm after midnight.
80% chance of thunderstorms Saturday Saturday... A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 82. Light and variable wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
80% chance of thunderstorms Saturday Night Saturday Night... Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 56. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
30% chance of rain Sunday Sunday... A chance of showers before 8am. Mostly sunny, with a high near 74. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 48.
Sunny on Monday Monday... Sunny, with a high near 72.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 47.
Sunny on Tuesday Tuesday... Sunny, with a high near 73.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 48.
Sunny on Wednesday Wednesday... Sunny, with a high near 75.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 50.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 78.
Current Radar Image


Sun Almanac for Hamlin, Pennsylvania
Sunrise: 06:36 AM
Sunset: 7:32 PM
Civil Sunrise:06:08 AM
Civil Sunset: 8:00 PM
Nautical Sunrise: 05:35 AM
Nautical Sunset: 8:33 PM
Astro Sunrise: 05:01 AM
Astro Sunset: 9:08 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.