Your nature year
Paso Robles, Californiathrough the year
When do frost, green-up and fall color come to Paso Robles?
Leaves usually come out around Jan 30 and the first flowers around Mar 4. Expect about 240 frost-free days in Paso Robles: the last spring frost usually comes around Mar 15, the first fall one around Nov 10, going by NOAA's Paso Robles station 2 miles away. Across California, fall color is usually well under way by late October. We follow 5 places within 150 miles of Paso Robles; the nearest lies 60 miles to the north. Pinnacles, 60 miles from Paso Robles, is the nearest wildflowers spot on this site, usually at its best Mar 1–May 31. For desert superbloom, the nearest is Carrizo Plain (68 mi, usually Mar 21–Apr 10).
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)
Paso Robles's year at a glance
- Frost possible
- Frost-free, ~Mar 15 to ~Nov 10
- First leaf ~Jan 30
- First bloom ~Mar 4
- Fall color under way ~Oct 28 (CA)
- Today
Near Paso Robles right now
- Fall color is usually well under way by late October in CaliforniaStatewide · USA-NPN volunteer observations, 2020–2025 · not a forecast~4 weeks
- First fall frost usually around Nov 10 · last spring frost around Mar 15NOAA 1991–2020 normals, Paso Robles (2 mi, 50% dates)~6 weeks
- Kaiser Pass Road · 142 mi · Local timing: Sep 25–Nov 30Fall foliage · in its window now
- Wildflowers · Pinnacles · 60 miusually Mar 1–May 31~5 months
Paso Robles's nature year
- Spring green-upJan
- Wildflowers · PinnaclesMar–May
- Desert superbloom · Carrizo PlainMar–Apr
- Last spring frostMar
- Fall color (CA)Oct
- First fall frostNov
Nearby, season by season
Fall foliage
- Kaiser Pass Road · 142 miLocal timing: Sep 25–Nov 30
Desert superbloom
- Carrizo Plain · 68 miusually Mar 21–Apr 10~6 months
Wildflowers
- Pinnacles · 60 miusually Mar 1–May 31~5 months
- San Luis Refuge · 116 miLocal timing: Apr 1–30~6 months
- San Joaquin River Refuge · 143 miLocal timing: Apr 1–30~6 months
Frost and green-up
Last spring frost
Mar 15
Average (50% date)
First fall frost
Nov 10
About 240 days without frost between
Spring green-up
Jan 30
First bloom around Mar 4
Frost: NOAA 1991–2020 climate normals at Paso Robles (2 mi from Paso Robles), 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 Paso Robles?
On average around Nov 10, and the last spring frost around Mar 15: about 240 days without frost between. These are NOAA's 1991–2020 normals at Paso Robles, 2 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Paso Robles?
The USA-NPN Spring Index puts first leaf around Jan 30 and first bloom around Mar 4, on average for 1991–2020 at the town.
Where can I see fall foliage near Paso Robles?
Kaiser Pass Road, 142 miles (local timing: Sep 25–Nov 30). Distances are straight-line.
Where can I see desert superbloom near Paso Robles?
Carrizo Plain, 68 miles (usually Mar 21–Apr 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)