The Old Farmer’s Almanac has shared its long-range weather outlook for September, and it gives a region-by-region look at what the rest of the month may bring across the United States .
What is the Almanac forecast?
In the Atlantic Corridor, the north may see scattered showers through September 23, while the south is expected to stay sunny. Showers and cool weather follow from September 24 to 27. Southeast stays sunny and mild stretch is forecast through September 24.
This is a long-range forecast. It gives a general idea of the weather in different regions instead of predicting the exact weather for each day. Almanac uses solar science, climate studies and weather science to make its forecasts. It compares solar patterns and past weather with current solar activity. It also considers climate data and major weather patterns such as El Nino and La Nina. The Northeast is expected to have showers and cool weather for the rest of the month. Isolated showers and cool weather are forecast for the final week. The month then ends with showers in the north, sunshine in the south and milder weather. The month ends sunny as cool weather turns warmer.
The Almanac divides the US into different zones and says whether temperatures and rainfall are expected to be higher or lower than usual.

