Records & Averages from the National weather service for Burlington, VT. The weather across the lake in Burlington does not vary much from the weather over here. Burlington on Lake Champlain is 95 feet above sea level. So on average minus 5 degrees for every 1000 feet gain in elevation. So expect -30 to -40 before the wind chill during the winter at higher elevations

January

Average High: 25°F  Average Low: 8°F

Record High: 63°F  Record Low: -30°F

Average Precipitation: 1.82 inches

February

Average High: 28°F  Average Low: 9°F

Record High: 62°F  Record Low: -30°F

Average Precipitation: 1.63 inches

March

Average High: 39°F  Average Low: 22°F

Record High: 84°F  Record Low: -20°F

Average Precipitation: 2.23 inches

April

Average High: 54°F  Average Low: 34°F

Record High: 91°F  Record Low: 2°F

Average Precipitation: 2.76 inches

May

Average High: 67°F  Average Low: 45°F

Record High: 93°F  Record Low: 24°F

Average Precipitation: 3.12 inches

June

Average High: 76°F  Average Low: 55°F

Record High: 97°F  Record Low: 33°F

Average Precipitation: 3.47 inches

July

Average High: 81°F  Average Low: 60°F

Record High: 99°F  Record Low: 39°F

Average Precipitation: 3.65 inches

August

Average High: 78°F  Average Low: 58°F

Record High: 101°F  Record Low: 35°F

Average Precipitation: 4.06 inches

September

Average High: 69°F  Average Low: 49°F

Record High: 94°F  Record Low: 25°F

Average Precipitation: 3.30 inches

October

Average High: 57°F  Average Low: 39°F

Record High: 85°F  Record Low: 15°F

Average Precipitation: 2.88 inches

November

Average High: 44°F  Average Low: 30°F

Record High: 75°F  Record Low: -2°F

Average Precipitation: 3.13 inches

December

Average High: 30°F  Average Low: 16°F

Record High: 65°F  Record Low: -26°F

Average Precipitation: 2.42 inches