US Autumn Foliage Season Begins: Peak Viewing Forecasts Available

Autumn Colour Season Commences in the US

The United States is preparing for its annual autumn foliage season, which officially begins on 22 September 2026. Travellers planning visits to regions from New England to the Pacific Northwest are advised to consult available prediction tools to determine the optimal times for viewing peak leaf colour.

The timing of these natural displays is highly dependent on local factors such as altitude, temperature, and prevailing weather conditions. Higher elevations and cooler temperatures typically see leaves change earlier in the season, meaning some northern and western parts of the US are already beginning to show colour, while other areas may not reach their peak until October.

Forecasting Tools for Peak Foliage

To assist travellers in timing their trips, various forecasting tools provide predictions for the arrival of autumn foliage across the US. Notable resources include The Old Farmer's Almanac and the Smoky Mountains Fall Foliage Prediction Map, which utilise precipitation and temperature statistics, historical trends, and local observations.

Additionally, the camping application Hipcamp has introduced an interactive map designed to help users locate campgrounds suitable for leaf-peeping excursions.

An Old Farmer's Almanac representative noted that while these tools offer a strong indication of typical leaf progression, unusual weather patterns can still influence exact peak timings, advising travellers to check local reports for the most current updates.

Regional Peak Viewing Times for 2026

In the Northeast, popular destinations such as Vermont's Stowe, Massachusetts' Berkshires, and Maine's Acadia National Park are seeing foliage begin to turn. Mountainous areas in this region are expected to reach maximum colour towards late September and early October, with lower-elevation areas like New York's Hudson Valley and Bar Harbor in Maine peaking slightly later.

States such as Maine and Pennsylvania's Poconos have already launched their 2026 fall foliage reports. In the West, Colorado's aspen forests are anticipated to change colour earlier this year due to a prolonged drought, with peak foliage starting in mid-September in the north and progressing southwards.

Oregon’s Portland area is projected to peak in mid- to late October, while Utah’s canyon maples are best viewed in early to mid-October.

Planning for Asian Travellers

For Asian travellers considering a long-haul trip to the United States to experience the autumn foliage, the precise timing of peak colours across diverse regions necessitates careful itinerary planning.

Given the typical lead times for securing international flights and visas from many Asian countries, travellers should closely monitor regional foliage reports from sources such as The Old Farmer's Almanac and state tourism boards. Aligning travel dates with the often-brief window of optimal viewing is crucial to maximise the return on investment for airfare and accommodation.

This proactive approach helps ensure that visitors from Asia can witness the US's seasonal colour displays as intended, rather than arriving too early or too late for the spectacle.