New Hampshire Nature Guide: October 2026
Data updated: August 2026Sources & method · Corrections
October is peak fall in New Hampshire — the world-famous color sweeps down from the White Mountains across the whole state in early October, waterfowl pour south, and apples and pumpkins crowd every farm stand. It is the most spectacular and most visited month of the New Hampshire natural year.
Week by week in October
October 1–7
- Peak fall color crests across the bulk of the state — hillsides ablaze in maple scarlet, birch gold, and oak russet.
- Late raptors and the last warblers cross the hawk-watch ridges as waterfowl migration builds.
- The Draconid meteors peak early in the month in the evening sky, a modest shower.
- Apples are at peak — dozens of varieties — with pumpkins, winter squash, and fresh-pressed cider.
October 8–14
- Dark-eyed juncos and American tree sparrows arrive at feeders as the winter bird scene takes shape.
- Plant garlic and spring bulbs, harvest frost-sweetened kale and Brussels sprouts, and mulch perennials.
- Color passes peak in the lowlands and the leaves begin to fall, opening the canopy to the low autumn light.
- Storage roots, cabbage, and squash join apples and cider as the harvest shifts toward keeping crops.
October 15–21
- Wintering sea ducks return to the Seacoast and the first snowy owls may appear on coastal dunes.
- Tamarack glows gold in the bogs, the last of the color and the only New Hampshire conifer to turn.
- Harvest the last tender crops, drain hoses, and bring in dahlia tubers after frost blackens the tops.
- Woolly bear caterpillars cross roads and trails seeking sheltered spots to overwinter.
October 22–28
- The Orionid meteor shower, debris from Halley's Comet, peaks in the pre-dawn hours from a dark site.
- Snow buntings and horned larks arrive on the coast and open fields from the north.
- The oaks hold their russet leaves longest as the rest of the forest goes bare.
- Apples, cider, pumpkins, cranberries, and the full storage harvest crowd the autumn tables.
Birds This Month
October is a sparrow-and-waterfowl month in New Hampshire. The sparrow migration peaks — white-throated, white-crowned, song, savannah, swamp, fox, and dark-eyed juncos fill weedy edges and feeders. The last warblers (mostly yellow-rumped) and kinglets move through, and blackbirds and American robins flock and stream south. Late raptors — red-tailed, red-shouldered, and Cooper's hawks, plus golden eagles and northern goshawks — still cross the hawk-watch ridges.
Waterfowl migration builds strongly: ducks, geese, and the first wintering sea ducks return to the lakes, rivers, and Seacoast. Common loons leave the lakes for the coast, and the Bay and shoreline fill with migrants. Watch for late vagrants and the season's first snow buntings and horned larks on the coast and open fields. Keep feeders stocked for the arriving juncos and tree sparrows, and listen at night for the chip notes of migrating thrushes and sparrows overhead.
What's Blooming
October's wildflower show is mostly over in New Hampshire, ended by frost across much of the state, but a few hardy late bloomers persist in the milder south and on warm days. The last New England asters, calico and heath asters, and a few lingering goldenrods hold on until a hard freeze, the final nectar for the last bees and butterflies.
The signature October bloom is the native witch hazel, whose spidery yellow ribbons open on bare or yellowing branches in the woods — the last native shrub to flower, sometimes after its own leaves have fallen. The seed heads now define the meadow: dried goldenrod, aster, milkweed splitting to release its silk, joe-pye weed, and the russet plumes of grasses. Gardens close with the last chrysanthemums, sedum, and ornamental kale. By month's end the frost has reached the coast, and the wildflower year is essentially done.
Garden This Month
October is the garden's wind-down and the time to put New Hampshire beds to bed. Harvest the last tender crops before the killing frost reaches your area — green tomatoes, the final peppers and squash. The cool-season crops shine, sweetened by frost: keep picking kale, Brussels sprouts, carrots, beets, leeks, cabbage, and spinach, which often hold under row cover well into the month and beyond.
This is the main month to plant garlic for next summer and to set spring-flowering bulbs — daffodils, tulips, crocus — before the ground freezes. Clean up spent plants (composting the healthy, discarding the diseased), pull stakes and supports, and mulch perennials, strawberries, and garlic for winter protection. Rake and shred leaves for mulch and compost. Plant trees and shrubs early in the month while soil is still warm. Drain and store hoses, empty rain barrels, and bring in tender bulbs like dahlias after the tops are blackened by frost.
Zone 4b (North Country & uplands): the garden is finishing under frost. Harvest the last cold-hardy greens and roots, plant garlic, and mulch heavily for winter. Clean up spent crops and put the beds to bed before the snow that comes early here.
Zone 5b (interior & lakes region): hard frost arrives this month. Harvest the last tender crops, keep picking frost-sweetened kale, carrots, and Brussels sprouts, plant garlic and bulbs, and mulch perennials and strawberries as the cold sets in.
Zone 6a (Seacoast & lower Merrimack): the longest-season gardens get their first frost mid-to-late month. Harvest tender crops ahead of it, keep cool-season crops growing under cover, and plant garlic and spring bulbs before the ground cools.
What's at the Farmers Market
October markets in New Hampshire are the full harvest of autumn. Apples are at their peak — dozens of varieties from the state's orchards and pick-your-own farms — alongside pumpkins, winter squash of every kind, and fresh-pressed cider. The vegetable tables hold the keeping and cool-season crops: potatoes, carrots, beets, parsnips, turnips, rutabaga, cabbage, broccoli, cauliflower, kale, Brussels sprouts, leeks, onions, garlic, and the last frost-touched greens.
Cranberries, late grapes, mums, ornamental gourds and corn, maple syrup, honey, cheeses, and pasture-raised meats fill the stands. Choose apples that are firm, heavy, and unblemished, and refrigerate them to keep them crisp for weeks to months; pick pumpkins and winter squash with a hard, dull rind and a dry, corky stem, and store them in a cool, dry room rather than the fridge. Cabbage and root vegetables keep best cold and humid. The markets are at their colorful autumn fullest before the season narrows toward winter.
The New Hampshire native plants guide covers what grows here
Night Sky This Month
October's long, crisp nights make for excellent stargazing as the autumn sky takes hold. The Great Square of Pegasus rides high in the south, Andromeda and the faint Andromeda Galaxy climb overhead, and Cassiopeia and Perseus stand high in the northeast. The Summer Triangle sinks into the west, while brilliant Capella and the Pleiades rise in the northeast, heralding winter.
The Orionid meteor shower — debris from Halley's Comet — peaks in late October, radiating from near Orion, which rises in the late evening; it is a modest but reliable shower, best in the pre-dawn hours from a dark site. The Draconids also peak early in the month. The cool, dry air gives steady, transparent skies, and the dark country of the White Mountains and North Country offers superb views with rising aurora chances near the equinox season. The printable New Hampshire night-sky guide lists this year's exact Orionid peak, moon phase, and planet positions.
Butterflies & Pollinators
October closes New Hampshire's butterfly season as the frosts spread south. The last migrating monarchs trickle through early in the month along the coast and river valleys, the tail end of the great southbound river, racing the cold toward Mexico. On warm, sunny afternoons before the hard freeze, a few hardy species still fly: clouded and orange sulphurs over hayfields, the occasional painted lady or red admiral, and the overwintering mourning cloak and commas, basking to store warmth before they tuck away.
The woolly bear caterpillars of the Isabella tiger moth are on the move now, crossing roads and trails to find sheltered spots to overwinter — a classic sign of autumn. After the first hard freezes, butterfly activity ends for the year; the survivors are sealed into their overwintering stages as eggs, caterpillars, chrysalises, or hibernating adults. October is the time to leave the garden's leaf litter, hollow stems, and seed heads standing to shelter the insects through the coming winter.
What to plant for them is in the New Hampshire native plants guide
Trees This Month
October is peak fall color in New Hampshire — one of the most spectacular and celebrated autumns anywhere. In the first week to ten days the color crests across the bulk of the state, the hillsides ablaze as the sugar maples turn brilliant orange and red, the red maples deep scarlet, the birches and aspens clear gold, the red oaks russet and mahogany, and the beeches bronze. The famous color sweeps down from the White Mountains, having peaked there in late September, to the lowlands and the Seacoast through the month.
The tamarack is the last to turn, glowing gold in the bogs before dropping its needles in late October — the only New Hampshire conifer that does. As the color passes peak, the leaves fall, carpeting the forest floor and opening the canopy to the low autumn light. The oaks hold their leaves longest, often into November. The evergreen white pine, spruce, fir, and hemlock stand dark against the bare branches as the trees seal their buds and shut down for winter.
The New Hampshire native plants guide covers what grows with them
Weather & Daylight
Across New Hampshire, a typical October day averages a high near 57°F and a low near 36°F, with about 5.0 inches of precipitation — statewide averages from the 1991–2020 U.S. climate normals.
Autumn chill sets in, highs dropping to 57 and lows near 36, the year's rainiest month drenching fallen leaves underfoot.
| Average high | 57°F |
|---|---|
| Average low | 36°F |
| Precipitation | 5.0 in |
| Sunrise (mid-month) | 6:59 ET |
| Sunset (mid-month) | 18:04 ET |
Figures are statewide averages over the 1991–2020 U.S. climate normals; local conditions vary with elevation and distance from the coast. Sunrise and sunset are computed for a midstate point on the 15th (ET).
Next month's version of this page, by email
One short note when New Hampshire's next month turns — what's arriving, blooming, and worth a night outside.
Go deeper with the New Hampshire guides
The complete New Hampshire birding, native-plant, and night-sky references — or the whole year, week by week, in one book.
Same month elsewhere: October in New Jersey · October in New Mexico · October in New York