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Weather Outlook for Williamsport, Pennsylvania: September 18 – 20, 2024

Welcome, residents and visitors, to your detailed weather forecast for Williamsport, Pennsylvania! As we approach the mid-month mark, the upcoming three days promise a blend of mild temperatures and overcast conditions. Here’s what you can expect:

Wednesday, September 18, 2024

On Wednesday, you’ll wake up to cloudy skies as the day unfolds. The day begins with temperatures around 16°C (61°F), climbing to a comfortable high of 23°C (74°F). The humidity will be quite high, sitting at around 86% early in the day, contributing to a moist atmosphere. Visibility will be good at 10 miles, but the skies will be predominantly overcast throughout the day.

There is no expectation of precipitation, making it a great day for outdoor activities. Winds will be gentle, coming from the northeast at about 4 km/h (2 mph), which is pleasant for a stroll in the park or an evening jog.

Thursday, September 19, 2024

Moving into Thursday, expect slightly warmer temperatures as it reaches a max of 25°C (77°F). The morning will start at around 17°C (62°F) with a mix of partly cloudy and overcast conditions. A nice feature of this day is the increased sunshine, especially during mid-morning when the chance of sun is around 77%.

The humidity remains manageable at about 73%, and there’s still no significant chance of rain. Winds will pick up slightly from the northeast at around 8 km/h (5 mph), perfect for enjoying a light breeze in the outdoors.

Friday, September 20, 2024

As we wrap up the week on Friday, temperatures will be noticeably cooler, starting at 16°C (61°F) and reaching a high of 24°C (75°F). Look out for another day predominantly marked by cloud cover. Early morning fog is likely, with visibility dropping to just 2 miles at times, so take care when commuting.

However, there’s no expected precipitation, which means you can continue to enjoy outdoor activities. The week closes with moderate winds from the northwest at about 4 km/h (3 mph).

Additional Information

• Total Snowfall: There’s no snow forecast during this period.


• UV Index: A moderate global radiation level underscores the importance of sun protection whenever the sun is out.

To stay informed and plan your activities accordingly, check out the next 5 days weather and the hour-by-hour weather for Williamsport.

In summary, while the coming days in Williamsport will bring predominantly overcast skies, temperatures will remain seasonal and comfortable, allowing for a variety of activities. Keep an eye on updates and enjoy the beautiful fall days ahead!