08/11/2026
Northeast US Weather Outlook: Rest of August + September 2026 🌦️
Updated detailed forecast for the Northeast ( , , , , , , , , , , , ) from Aug 12 through September 2026.
Blends short-range guidance (as of Aug 11), CPC medium-range outlooks, and long-range Almanac trends.
Near-Term (Aug 12–20)
• Aug 12–14: Mild to warm, highs mostly lower-to-mid 80s°F (cooler inland/north).
Partly sunny with scattered showers and thunderstorms possible each afternoon/evening, especially Thursday.
Humidity elevated early.
• Aug 15–16 (weekend): Cold front brings cooler, drier air.
Highs upper 70s (mid-70s north), lows 50s inland and lower 60s near coast.
Mostly sunny and pleasant.
• Aug 17–20: Temperatures moderate to upper 70s–low 80s. Slight tilt toward above-normal precipitation; isolated showers possible. CPC favors near- to below-normal temperatures.
Rest of August (Aug 21–31) – Farmers’ Almanac Guidance
• Aug 20–23: Elevated hurricane/tropical threat along the Atlantic Coast—potential rain and wind if a system tracks near or offshore.
• Aug 24–27: Warm and mostly dry.
• Aug 28–31: Wet conditions return with more widespread showers.
Late-August pattern changeable: fair, warm periods interrupted by tropical moisture or frontal systems.
September 2026 Overview
September transitions.
Old Farmer’s Almanac favors cooler-than-average temperatures across much of the Northeast with wetter-than-normal conditions farther north.
Atlantic Corridor leans slightly cooler and drier. lingering summer-like warmth early (especially Mid-Atlantic), with stronger cool Canadian air later. Strong El Niño expected to influence the pattern.
Farmers’ Almanac September periods:
• Sept 1–3: Warm and unsettled (especially New England).
• Sept 4–7: Cooler; rain possible around Labor Day.
• Sept 8–11: Pleasant and sunnier from Maine southward.
Later: more frequent cool nights and potential tropical systems affecting the Mid-Atlantic or southern New England coastline.
Regional Notes
• Northern New England (ME, NH, VT): Coolest overall. Stronger shower chances and earliest fall feel.
• Southern New England / NY: Mix of warm days and unsettled periods; urban areas milder.
• Mid-Atlantic (NJ, PA, DE, MD, DC): Greater residual heat and humidity early; higher tropical moisture risk later in August and September.
• Coastal areas: Marine influence moderates temperatures; watch for gusty winds and heavier rain if tropical systems approach.
Planning Tips
• Next few days: Typical late-summer humidity and hit-or-miss storms—good for outdoor plans with flexibility.
• Mid-to-late August: Monitor tropical developments closely (especially Aug 20–23).
• Labor Day weekend: Cooler and possibly wetter per Almanac guidance.
• September: Transition month—pack layers. Northern areas get earliest fall feel; Mid-Atlantic may hold warmer stretches longer.
Long-range forecasts (beyond 10–14 days) can shift.
For daily updates, check
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