I-89 weather conditions near Williston, Vermont
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 59°F 2025-06-21T00:54:00-04:00 
Overnight 2025-06-21, Mostly Clear. Mostly clear, with a low around 57. Calm wind.
Saturday 2025-06-21, Increasing Clouds. Increasing clouds, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.Saturday Night 2025-06-21, Mostly Cloudy then Showers. A chance of showers, then showers and possibly a thunderstorm after 3am. Low around 68. South wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday 2025-06-22, Showers Likely then Chance Showers. Showers likely, mainly before 8am. Mostly cloudy, with a high near 86. Heat index values as high as 93. Southwest wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
- Sunday Night 2025-06-22, Mostly Cloudy. Mostly cloudy, with a low around 71. South wind 3 to 5 mph.
Monday 2025-06-23, Hot. Mostly sunny and hot, with a high near 97. South wind 5 to 7 mph.- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 73. South wind around 6 mph.
Tuesday 2025-06-24, Sunny then Chance Showers. A 40 percent chance of showers after 2pm. Sunny and hot, with a high near 94. South wind 6 to 9 mph becoming northwest in the afternoon.
Tuesday Night 2025-06-24, Chance Showers then Partly Cloudy. A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 64. North wind 5 to 7 mph.
- Wednesday 2025-06-25, Mostly Sunny. Mostly sunny, with a high near 81. North wind around 7 mph.
Wednesday Night 2025-06-25, Chance Showers. A 30 percent chance of showers. Mostly cloudy, with a low around 62. North wind 3 to 6 mph.
Thursday 2025-06-26, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 77. North wind around 7 mph.
Thursday Night 2025-06-26, Chance Showers. A 50 percent chance of showers. Mostly cloudy, with a low around 61. East wind around 5 mph.
Friday 2025-06-27, Chance Showers. A 50 percent chance of showers. Mostly cloudy, with a high near 76. South wind 7 to 9 mph.