Your nature year
Marana, Arizonathrough the year
When do frost, green-up and fall color come to Marana?
Spring green-up reaches town around Jan 25, with first blooms around Feb 19. Marana usually sees its last spring frost around Apr 2 and its first fall frost around Nov 11, a frost-free stretch of about 223 days at NOAA's Catalina Sp station, 12.4 miles away.
Statewide, Arizona's fall color is usually well under way by late October. Within 150 miles we follow 3 places, out to Cave Creek Canyon 121 miles to the east. The closest place we follow is Saguaro, 15 miles away, for wildflowers, often best mid-late March (local timing). For fall foliage, the nearest is Cave Creek Canyon (121 mi, Oct 1–Nov 30 (local timing)). The town is about 2,378 feet above sea level.
Updated Sep 29. 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)
Marana's year at a glance
- Frost possible
- Frost-free, ~Apr 2 to ~Nov 11
- First leaf ~Jan 25
- First bloom ~Feb 19
- Fall color under way ~Oct 30 (AZ)
- Today
Near Marana right now
- Fall color is usually well under way by late October in ArizonaStatewide · USA-NPN volunteer observations, 2020–2025 · not a forecast~4 weeks
- First fall frost usually around Nov 11 · last spring frost around Apr 2NOAA 1991–2020 normals, Catalina Sp (12.4 mi, 50% dates)~6 weeks
- Fall foliage · Cave Creek Canyon · 121 miLocal timing: Oct 1–Nov 30~2 days
Marana's nature year
- Jan: Spring green-upJan
- Mar: Wildflowers · SaguaroMar
- Apr: Last spring frostApr
- Oct: Fall color (AZ)Oct
- Nov: First fall frostNov
Nearby, season by season
Fall foliage
- Cave Creek Canyon · 121 miLocal timing: Oct 1–Nov 30~2 days
Wildflowers
- Saguaro · 15 miLocal timing: often best mid-late March~5 months
- Organ Pipe Cactus · 104 miLocal timing: between February and April~4 months
Frost and green-up
Last spring frost
Apr 2
Average (50% date)
First fall frost
Nov 11
About 223 days without frost between
Spring green-up
Jan 25
First bloom around Feb 19
Frost: NOAA 1991–2020 climate normals at Catalina Sp (12.4 mi from Marana), 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 Marana?
On average around Nov 11, and the last spring frost around Apr 2: about 223 days without frost between. These are NOAA's 1991–2020 normals at Catalina Sp, 12.4 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Marana?
The USA-NPN Spring Index puts first leaf around Jan 25 and first bloom around Feb 19, on average for 1991–2020 at the town.
Where can I see fall foliage near Marana?
Cave Creek Canyon, 121 miles (local timing: Oct 1–Nov 30). Distances are straight-line.
Where can I see wildflowers near Marana?
Saguaro, 15 miles (local timing: often best mid-late March); Organ Pipe Cactus, 104 miles (local timing: between February and April). 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 29)