Weather WorldWilliamstown, NJ 7-Day Weather Forecast
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Williamstown Weather Forecast
Williamstown, NJ Weather Forecast Date: 400 AM EDT Fri Oct 09 2026
Weather forecast for Williamstown, NJ
Today Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Today... Mostly sunny. Highs in the lower 70s. West winds 10 to 15 mph. |
Sat Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Saturday... Partly sunny. Highs in the lower 70s. Northeast winds around 5 mph, becoming east in the afternoon. |
Sun Hi: 69°FHi: 21°C Lo: 65°F Lo: 18°C |
Sunday... Showers. More humid with highs in the upper 60s. East winds 5 to 10 mph. Chance of rain near 100%. |
Columbus Day Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Columbus Day... Mostly cloudy in the morning, then becoming partly sunny. Showers likely, mainly in the morning. Highs in the lower 70s. Chance of rain 60%. |
| Tue Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Tuesday... Mostly sunny. Highs in the mid 70s. |
| Wed Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Wednesday... Sunny. Highs in the upper 60s. |
| Thu Hi: 65°FHi: 18°C |
Thursday... Sunny. Highs in the mid 60s. |
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