| < January >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Williamsport, Pa in January is slightly cold at -3.8 °C (25.16 °F).
- Afternoons can be very cool with average high temperatures reaching 0.7 °C (33.3 °F).
- Overnight temperatures are generally cold with an average low of -8.3 °C (17.1 °F).
- In January the mean diurnal temperature variation/ range is 9 °C (16.2 °F).
- The weather in January is marginally dry. Only 64.5mm (2.5in) of fluid falls.
- The shortest day is 9:15 long and the longest day is 9:59 long with an average length of 9:33.
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Weather Trend Graph for January in Williamsport, Pa, Usa
Navigate to January Weather in Locations Surrounding Williamsport, Pa:
- Cortland, Ny, Usa - 160 kms (99.4 miles) NNE
- Ithaca Cornell Un, Ny, Usa - 136.9 kms (85.1 miles) NNE
- Binghamton/ Edwinlink Field, Ny, Usa - 132.5 kms (82.3 miles) NE
- Elmira, Ny, Usa - 101.2 kms (62.9 miles) N
- Towandaese, Pa, Usa - 69.8 kms (43.4 miles) NE
- Wilkes-Barre-Scranton, Pa, Usa - 99.3 kms (61.7 miles) E
- Port Jervis, Ny, Usa - 162.9 kms (101.2 miles) E
- Allentown/ A.-Bethlehem, Pa, Usa - 141.3 kms (87.8 miles) ESE
- Reading, Pa, Usa - 131.5 kms (81.7 miles) SE
- Harrisburg, Pennsylvania, Usa - 115.8 kms (71.9 miles) S
- West Chester, Pa, Usa - 159.1 kms (98.8 miles) SSE
- Wilmington Porter Reservoir, De, Usa - 159.1 kms (98.8 miles) SSE