Your nature year
Pocatello, Idahothrough the year
When do frost, green-up and fall color come to Pocatello?
Spring green-up reaches town around Apr 8, with first blooms around May 14. About 5 weeks pass between first leaf and first bloom here. At NOAA's Pocatello City station, 0.9 miles away, the average first fall frost is Oct 11 and the last spring frost May 2, which leaves Pocatello some 162 growing days. The closest place we follow is Craters of the Moon, 68 miles away, for wildflowers, usually at its best Jun 1–30. Yellowstone (147 mi) is the pick for fall foliage, Sep 1–Oct 31 (local timing). We follow 3 places within 150 miles of Pocatello; the nearest lies 68 miles to the northwest.
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)
Pocatello's year at a glance
- Frost possible
- Frost-free, ~May 2 to ~Oct 11
- First leaf ~Apr 8
- First bloom ~May 14
- Today
Near Pocatello right now
- First fall frost usually around Oct 11 · last spring frost around May 2NOAA 1991–2020 normals, Pocatello City (0.9 mi, 50% dates)~13 days
- Yellowstone · 147 mi · Local timing: Sep 1–Oct 31Fall foliage · in its window now
- Grand Teton · 103 mi · Local timing: May 1–Sep 30Wildflowers · in its window now
Pocatello's nature year
- Spring green-upApr
- Last spring frostMay
- Wildflowers · Craters of the MoonJun
- Fall foliage · YellowstoneNowSep–Oct
- First fall frostOct
Nearby, season by season
Fall foliage
- Yellowstone · 147 miLocal timing: Sep 1–Oct 31
Wildflowers
- Craters of the Moon · 68 miusually Jun 1–30~8 months
- Grand Teton · 103 miLocal timing: May 1–Sep 30
- Yellowstone · 147 miLocal timing: Apr 1–Jul 31~6 months
Snow in Pocatello
Snow usually becomes possible around Nov 24 (our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%). NOAA's normals at Pocatello City (0.9 mi away): 30 inches of snow in an average year, about 12.8 days with 1 inch or more.
NOAA's chance of at least 0.1 inch of snow on each date (one value per week, September to May), averaged over 1991–2020. A typical year, not a forecast.
Frost and green-up
Last spring frost
May 2
Average (50% date)
First fall frost
Oct 11
About 162 days without frost between
Spring green-up
Apr 8
First bloom around May 14
Frost: NOAA 1991–2020 climate normals at Pocatello City (0.9 mi from Pocatello), 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 Pocatello?
On average around Oct 11, and the last spring frost around May 2: about 162 days without frost between. These are NOAA's 1991–2020 normals at Pocatello City, 0.9 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Pocatello?
The USA-NPN Spring Index puts first leaf around Apr 8 and first bloom around May 14, on average for 1991–2020 at the town.
Where can I see fall foliage near Pocatello?
Yellowstone, 147 miles (local timing: Sep 1–Oct 31). Distances are straight-line.
Where can I see wildflowers near Pocatello?
Craters of the Moon, 68 miles (usually Jun 1–30); Grand Teton, 103 miles (local timing: May 1–Sep 30); Yellowstone, 147 miles (local timing: Apr 1–Jul 31). Distances are straight-line.
When does it start snowing in Pocatello?
Snow usually becomes possible around Nov 24: our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%, at Pocatello City. An average year brings 30 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
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)