Your nature year
Pueblo, Coloradothrough the year
When do frost, green-up and fall color come to Pueblo?
Within 150 miles we follow 3 places, out to Maroon Bells 138 miles to the northwest. For a day trip, Great Sand Dunes is 62 miles off; its fall foliage is usually at its best Sep 21–Oct 10. For wildflowers, the nearest is Guanella Pass (109 mi, Jun 15–Aug 10 (local timing)). Pueblo usually sees its last spring frost around Apr 30 and its first fall frost around Oct 9, a frost-free stretch of about 162 days at NOAA's Wfo Pueblo station, 4.9 miles away. The USA-NPN spring index puts first leaf here around Mar 14 and first bloom around Apr 21. Statewide, Colorado's fall color is usually well under way by mid-October.
Updated Sep 28. Sources: US Census Bureau, 2024 Gazetteer (places) ↗ (opens in a new tab), US Census Bureau, city and town population estimates, 2024 ↗ (opens in a new tab), NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal) ↗ (opens in a new tab)
Best this weekend nearby
- Great Sand Dunes · 62 mi · Fall foliage
Usually Sep 21–Oct 10
Sat Oct 3: Sunny, 67°F · Sun Oct 4: Sunny then Slight Chance Showers And Thunderstorms, 64°F
No report yet
Places in their own usual window that weekend; reports are the latest official ones, forecasts from the National Weather Service.
Pueblo's year at a glance
- Frost possible
- Frost-free, ~Apr 30 to ~Oct 9
- First leaf ~Mar 14
- First bloom ~Apr 21
- Fall color under way ~Oct 11 (CO)
- Today
Near Pueblo right now
- Fall color is usually well under way by mid-October in ColoradoStatewide · USA-NPN volunteer observations, 2020–2025 · not a forecast~13 days
- First fall frost usually around Oct 9 · last spring frost around Apr 30NOAA 1991–2020 normals, Wfo Pueblo (4.9 mi, 50% dates)~11 days
- Great Sand Dunes · 62 mi · usually Sep 21–Oct 10Fall foliage · in its window now
- Guanella Pass · 109 mi · Regional timing: Sep 1–30Fall foliage · in its window now
- Wildflowers · Guanella Pass · 109 miLocal timing: Jun 15–Aug 10~9 months
Pueblo's nature year
- Spring green-upMar
- Last spring frostApr
- Wildflowers · Guanella PassJun–Aug
- Fall color (CO)Oct
- First fall frostOct
Nearby, season by season
Fall foliage
- Great Sand Dunes · 62 miusually Sep 21–Oct 10
- Guanella Pass · 109 miRegional timing: Sep 1–30
- Maroon Bells · 138 miusually Sep 21–30
Wildflowers
- Guanella Pass · 109 miLocal timing: Jun 15–Aug 10~9 months
Frost and green-up
Last spring frost
Apr 30
Average (50% date)
First fall frost
Oct 9
About 162 days without frost between
Spring green-up
Mar 14
First bloom around Apr 21
Frost: NOAA 1991–2020 climate normals at Wfo Pueblo (4.9 mi from Pueblo), the day a 32 °F night is as likely as not. Green-up: the USA-NPN Spring Index, 1991–2020 average at the town.
Questions people ask
When is the first frost in Pueblo?
On average around Oct 9, and the last spring frost around Apr 30: about 162 days without frost between. These are NOAA's 1991–2020 normals at Wfo Pueblo, 4.9 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Pueblo?
The USA-NPN Spring Index puts first leaf around Mar 14 and first bloom around Apr 21, on average for 1991–2020 at the town.
Where can I see fall foliage near Pueblo?
Great Sand Dunes, 62 miles (usually Sep 21–Oct 10); Guanella Pass, 109 miles (regional timing: Sep 1–30); Maroon Bells, 138 miles (usually Sep 21–30). Distances are straight-line.
Where can I see wildflowers near Pueblo?
Guanella Pass, 109 miles (local timing: Jun 15–Aug 10). Distances are straight-line.
How we know
US Census Bureau, 2024 Gazetteer (places) (opens in a new tab) (Sep 27) · US Census Bureau, city and town population estimates, 2024 (opens in a new tab) (Sep 27) · NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal) (opens in a new tab) (Sep 27) · USA National Phenology Network, Spring Index 1991–2020 averages (opens in a new tab) (Sep 27) · USA National Phenology Network, colored leaves observations (opens in a new tab) (Sep 28)