Your nature year
St. George, Utahthrough the year
Also for Washington, UT: the same nearby places.
When do frost, green-up and fall color come to St. George?
Frost usually lets go around Mar 14 and comes back around Nov 10, according to NOAA's St George station, 3.3 miles away: roughly 241 days without it. St. George sits at about 2,530 feet. Spring green-up reaches town around Feb 10, with first blooms around Mar 15. Spring takes about 5 weeks to go from leaf to bloom. Head east for the closest of the 4 places we follow around St. George. Zion, 33 miles from St. George, is the nearest fall foliage spot on this site, usually at its best Oct 21–Nov 10.
Updated Sep 27. 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)
St. George's year at a glance
- Frost possible
- Frost-free, ~Mar 14 to ~Nov 10
- First leaf ~Feb 10
- First bloom ~Mar 15
- Today
Near St. George right now
- First fall frost usually around Nov 10 · last spring frost around Mar 14NOAA 1991–2020 normals, St George (3.3 mi, 50% dates)~6 weeks
- Cedar Breaks · 55 mi · Regional timing: Sep 11–Oct 31Fall foliage · in its window now
- Bryce Canyon · 86 mi · Regional timing: Sep 11–Oct 31Fall foliage · in its window now
St. George's nature year
- Spring green-upFeb
- Last spring frostMar
- Fall foliage · ZionOct–Nov
- First fall frostNov
Nearby, season by season
Fall foliage
- Zion · 33 miusually Oct 21–Nov 10~3 weeks
- Cedar Breaks · 55 miRegional timing: Sep 11–Oct 31
- Bryce Canyon · 86 miRegional timing: Sep 11–Oct 31
Frost and green-up
Last spring frost
Mar 14
Average (50% date)
First fall frost
Nov 10
About 241 days without frost between
Spring green-up
Feb 10
First bloom around Mar 15
Frost: NOAA 1991–2020 climate normals at St George (3.3 mi from St. George), 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 St. George?
On average around Nov 10, and the last spring frost around Mar 14: about 241 days without frost between. These are NOAA's 1991–2020 normals at St George, 3.3 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach St. George?
The USA-NPN Spring Index puts first leaf around Feb 10 and first bloom around Mar 15, on average for 1991–2020 at the town.
Where can I see fall foliage near St. George?
Zion, 33 miles (usually Oct 21–Nov 10); Cedar Breaks, 55 miles (regional timing: Sep 11–Oct 31); Bryce Canyon, 86 miles (regional timing: Sep 11–Oct 31). 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)