(NEW YORK) — Cooler-than-normal seasonal temperatures sweeping across much of the nation this week are expected to extend through the Labor Day weekend.

Seasonal or below-average high temperatures will persist for millions of people in the Midwest, South and East. Nearly everywhere east of the Rocky Mountains could see high temperatures 5 to 15 degrees below normal for the first week of September.

Highs are expected to only climb to the 80s from Dallas to Atlanta and Jacksonville, Florida.

In the Northeast, New York City and Boston are forecast to see highs in the 70s over the holiday weekend. Similar cool temperatures are in store for the Midwest, including the cities of Chicago, Omaha, Nebraska, and Rapid City, South Dakota.

In the West, seasonal or warmer-than-normal temperatures ar

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