Your nature year
Delano, Californiathrough the year
When do frost, green-up and fall color come to Delano?
The USA-NPN spring index puts first leaf here around Feb 1 and first bloom around Mar 2. Delano usually sees its last spring frost around Jan 31 and its first fall frost around Dec 8, a frost-free stretch of about 311 days at the Delano weather station (0.3 mi). Statewide, California's fall color is usually well under way by late October. Head southwest for the closest of the 6 places we follow around Delano. Carrizo Plain, 51 miles from Delano, is the nearest desert superbloom spot on this site, usually at its best Mar 21–Apr 10. For fall foliage, the nearest is Kaiser Pass Road (104 mi, Sep 25–Nov 30 (local timing)). At some 292 feet up, Delano is on low ground.
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)
Delano's year at a glance
- Frost possible
- Frost-free, ~Jan 31 to ~Dec 8
- First leaf ~Feb 1
- First bloom ~Mar 2
- Fall color under way ~Oct 28 (CA)
- Today
Near Delano 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 Dec 8 · last spring frost around Jan 31NOAA 1991–2020 normals, Delano (0.3 mi, 50% dates)~2 months
- Kaiser Pass Road · 104 mi · Local timing: Sep 25–Nov 30Fall foliage · in its window now
- Wildflowers · Pinnacles · 105 miusually Mar 1–May 31~5 months
Delano's nature year
- Last spring frostJan
- Spring green-upFeb
- Wildflowers · PinnaclesMar–May
- Desert superbloom · Carrizo PlainMar–Apr
- Fall color (CA)Oct
- First fall frostDec
Nearby, season by season
Fall foliage
- Kaiser Pass Road · 104 miLocal timing: Sep 25–Nov 30
- Yosemite · 137 miusually Oct 11–31~13 days
Desert superbloom
- Carrizo Plain · 51 miusually Mar 21–Apr 10~6 months
- Death Valley · 129 miusually Feb 11–Apr 10~4 months
Wildflowers
- Pinnacles · 105 miusually Mar 1–May 31~5 months
- Yosemite · 137 miLocal timing: Mar 1–Aug 31~5 months
- San Luis Refuge · 139 miLocal timing: Apr 1–30~6 months
Frost and green-up
Last spring frost
Jan 31
Average (50% date)
First fall frost
Dec 8
About 311 days without frost between
Spring green-up
Feb 1
First bloom around Mar 2
Frost: NOAA 1991–2020 climate normals at Delano (0.3 mi from Delano), 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 Delano?
On average around Dec 8, and the last spring frost around Jan 31: about 311 days without frost between. These are NOAA's 1991–2020 normals at Delano, 0.3 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Delano?
The USA-NPN Spring Index puts first leaf around Feb 1 and first bloom around Mar 2, on average for 1991–2020 at the town.
Where can I see fall foliage near Delano?
Kaiser Pass Road, 104 miles (local timing: Sep 25–Nov 30); Yosemite, 137 miles (usually Oct 11–31). Distances are straight-line.
Where can I see desert superbloom near Delano?
Carrizo Plain, 51 miles (usually Mar 21–Apr 10); Death Valley, 129 miles (usually Feb 11–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)