Days after getting a shot of cold weather for June, northern New England is experiencing temperatures more suited to late July.
In Maine, the state Department of Environmental Protection warned of unhealthy ozone levels Monday for sensitive individuals in the southwest coast and Midcoast, including Acadia National Park. The temperature climbed toward 90 for a second day in a row.
In Augusta, elementary schools were being dismissed early because of the heat.
The city of Concord, New Hampshire, recorded one of coldest days ever on June 6, when it got to a high of 50 degrees. But on Monday, it was already 92 degrees by noon. The record high for the date - 94 degrees, set in 1973 - could be met or broken.
Burlington, Vermont, reached 95 on Sunday, breaking its record for the date, and was looking at another possible record Monday.