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Your nature year

Danbury, ConnecticutFrost, green-up and fall color, through the year

The closest place we follow is Weir Farm, 10 miles away, for fall foliage, usually in mid-September to mid- to late October. For wildlife by season, the nearest is Target Rock Refuge, 33 miles away, usually in the spring and summer months (March – September).

Checked against 1 official source.How we check

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Near Danbury right now

What comes next, and how soon

  • ~5 daysFirst fall frostUsually around Oct 14 · last spring frost around May 1NOAA 1991–2020 normals, Danbury Municipal Airport (1.9 mi, 50% dates)
  • NowIn season nearbyFall foliage, Fall & winter wildlife2 places in their usual window now

In season near Danbury

3 of the 4 places in their usual window now, nearest first

Danbury's year

Usual timing, starting now; not a forecast

At NOAA's Danbury Municipal Airport station, 1.9 miles away, the average first fall frost is Oct 14 and the last spring frost May 1, which leaves Danbury some 166 growing days. About 4 weeks pass between first leaf and first bloom here. Leaves usually come out around Apr 8 and the first flowers around May 7. Head south for the closest of the 25 places we follow around Danbury.

Frost: NOAA 1991–2020 normals, the day a 32°F night is as likely as not. Snow: our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%. Green-up: USA-NPN Spring Index, 1991–2020 average.

FallNow

Sep to Nov

  • First fall frost

    Around Oct 14 (NOAA normals at Danbury Municipal Airport, 1.9 mi away).

  • Fall foliage

    Weir Farm, 10 mi, Usually: mid-September to mid- to late October.

  • Fall & winter wildlife

    Wertheim Refuge, 52 mi, Usually: Late October through early April.

Winter

Dec to Feb

  • Snow

    Usually possible from about Nov 28; about 49 inches in an average year, 12.2 days with an inch or more.

Spring

Mar to May

  • Last spring frost

    Around May 1, then about 166 days without frost.

  • Green-up

    First leaf around Apr 8, first bloom around May 7.

  • Spring migration

    Wallkill River Refuge, 58 mi, Usually: spring.

  • Wildlife by season

    Target Rock Refuge, 33 mi, Usually: in the spring and summer months (March – September).

Places near Danbury

Nearest first, within 150 straight-line miles; roads are longer

Pin color is each place's season, now or nextFallSpringWinter

Map: approximate positions; state lines US Census; Canada, Mexico and lakes Natural Earth.

Show all 25 places near Danbury

Around Danbury in pictures

Illustrative photos, not current conditions
A sailboat with a bright striped sail on blue water, a wooded shoreline and four tall striped smokestacks in the distance
A sailboat on the water at Target Rock, with the far shore behind. Photo: USFWS · public domain · resized
An arched white bridge over a creek and a small waterfall, with yellow and orange trees around it
The White Bridge at Vanderbilt Mansion National Historic Site, Hyde Park, in fall. Photo: NPS · public domain

Beyond Danbury

The same nearby places serve Peekskill, NY.

Find your town

Questions people ask

When is the first frost in Danbury?

On average around Oct 14, and the last spring frost around May 1: about 166 days without frost between. These are NOAA's 1991–2020 normals at Danbury Municipal Airport, 1.9 miles away (the day a 32 °F night is as likely as not).

When does spring green-up reach Danbury?

The USA-NPN Spring Index puts first leaf around Apr 8 and first bloom around May 7, on average for 1991–2020 at the town.

Where can I see fall foliage near Danbury?

The nearest are Weir Farm (10 miles), Vanderbilt Mansion (37 miles) and New York City (50 miles). Weir Farm: usually: mid-September to mid- to late October. Vanderbilt Mansion: usually mid-October. New York City: statewide: usually well under way by mid-October. Distances are straight-line.

Where can I see spring migration near Danbury?

The nearest are Wallkill River Refuge (58 miles) and Ninigret Refuge (93 miles). Wallkill River Refuge: usually: spring. Ninigret Refuge: usually: spring migration. Distances are straight-line.

When does it start snowing in Danbury?

Snow usually becomes possible around Nov 28. That date is our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%, at Danbury. An average year brings 49 inches (NOAA 1991–2020). A typical year, not a forecast.Sources: NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal snowfall) ↗ (opens in a new tab), NOAA NCEI U.S. Climate Normals 1991–2020 (daily snowfall probabilities) ↗ (opens in a new tab)

How we know

The official pages and datasets behind this page

  • Sep 27Reference 2024 Gazetteer (places)
  • Sep 27Reference city and town population estimates, 2024
  • Sep 27Reference NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal)
  • Sep 27Phenology model Spring Index 1991–2020 averages
Show all 6 sources, 1 of them official
  • Sep 27Reference NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal snowfall)
  • Sep 27Reference NOAA NCEI U.S. Climate Normals 1991–2020 (daily snowfall probabilities)
All our sources and how we use them