Frost Dates for Bright Angel Rs, AZ

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 3
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 27
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost June 10
First Fall Frost September 21

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 19
First Fall Hard Freeze October 6
36.21°N, -112.06°W © OpenStreetMap

Growing Season

116 Days June 3 to September 27

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 6b

Learn more

Temperature

10° 30° 50° 70°
27°
High: 36°
Avg: 27°
Low: 18°
Jan
28°
High: 37°
Avg: 28°
Low: 19°
Feb
34°
High: 44°
Avg: 34°
Low: 23°
Mar
40°
High: 52°
Avg: 40°
Low: 28°
Apr
49°
High: 62°
Avg: 49°
Low: 36°
May
58°
High: 73°
Avg: 58°
Low: 43°
Jun
63°
High: 77°
Avg: 63°
Low: 49°
Jul
61°
High: 74°
Avg: 61°
Low: 48°
Aug
55°
High: 67°
Avg: 55°
Low: 42°
Sep
44°
High: 56°
Avg: 44°
Low: 33°
Oct
34°
High: 45°
Avg: 34°
Low: 24°
Nov
27°
High: 36°
Avg: 27°
Low: 17°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 3" 6" 9" 9.0"
8.8"
8.78"
Jan
7.7"
7.70"
Feb
9.0"
9.02"
Mar
6.0"
5.99"
Apr
3.0"
2.98"
May
0.9"
0.92"
Jun
2.7"
2.71"
Jul
2.8"
2.79"
Aug
2.9"
2.92"
Sep
4.2"
4.19"
Oct
5.9"
5.90"
Nov
7.3"
7.35"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h12h13h14h14h14h13h12h11h10h10h
Jan: 7:06 AM – 4:54 PM · 9h 48m
Feb: 6:40 AM – 5:20 PM · 10h 40m
Mar: 6:08 AM – 5:52 PM · 11h 43m
Apr: 5:32 AM – 6:28 PM · 12h 56m
May: 5:02 AM – 6:58 PM · 13h 55m
Jun: 4:46 AM – 7:14 PM · 14h 27m
Jul: 4:53 AM – 7:07 PM · 14h 14m
Aug: 5:19 AM – 6:41 PM · 13h 23m
Sep: 5:54 AM – 6:06 PM · 12h 13m
Oct: 6:28 AM – 5:32 PM · 11h 03m
Nov: 6:59 AM – 5:01 PM · 10h 02m
Dec: 7:14 AM – 4:46 PM · 9h 33m
Daylight Longest: 14h 28m · Shortest: 9h 32m

Nearby Stations

Phantom Rch, AZ February 9 - December 5 Grand Canyon Visitor Ctr, AZ May 2 - October 27 Grand Canyon Np 2, AZ June 1 - October 3 Grand Canyon E Entrance, AZ May 10 - October 20 Grand Canyon Np AP, AZ June 17 - September 24 Williams 35 Nnw, AZ May 9 - October 19

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview