Frost Dates for Rogue River, OR

Based on data from Grants Pass weather station, 8 miles away

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. April 8
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. October 28
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 April 19
First Fall Frost October 19

Hard Freeze (28°F)

Last Spring Hard Freeze March 8
First Fall Hard Freeze November 16
42.44°N, -123.17°W © OpenStreetMap

Growing Season

203 Days April 8 to October 28

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 8b

Avg. annual minimum: 15 to 20°F (−9 to −7°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Csa Hot-Summer Mediterranean

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

30° 50° 70° 90°
42°
High: 48°F
Avg: 42°F
Low: 35°F
Jan
45°
High: 54°F
Avg: 45°F
Low: 36°F
Feb
48°
High: 60°F
Avg: 48°F
Low: 37°F
Mar
53°
High: 65°F
Avg: 53°F
Low: 40°F
Apr
60°
High: 74°F
Avg: 60°F
Low: 46°F
May
66°
High: 81°F
Avg: 66°F
Low: 51°F
Jun
73°
High: 91°F
Avg: 73°F
Low: 56°F
Jul
73°
High: 91°F
Avg: 73°F
Low: 55°F
Aug
66°
High: 84°F
Avg: 66°F
Low: 48°F
Sep
55°
High: 70°F
Avg: 55°F
Low: 41°F
Oct
46°
High: 54°F
Avg: 46°F
Low: 39°F
Nov
40°
High: 46°F
Avg: 40°F
Low: 35°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 2" 4" 5.2"
4.6"
4.58"
Jan
3.7"
3.66"
Feb
3.7"
3.69"
Mar
2.9"
2.86"
Apr
2.6"
2.65"
May
2.8"
2.81"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
1.9"
1.92"
Sep
3.2"
3.16"
Oct
3.9"
3.87"
Nov
5.2"
5.18"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10.5h11.5h13h14.5h15h15h13.5h12.5h11h9.5h9h
Jan: 7:23 AM – 4:37 PM · 9h 13m
Feb: 6:50 AM – 5:10 PM · 10h 20m
Mar: 6:10 AM – 5:50 PM · 11h 39m
Apr: 5:25 AM – 6:35 PM · 13h 10m
May: 4:48 AM – 7:12 PM · 14h 25m
Jun: 4:27 AM – 7:33 PM · 15h 06m
Jul: 4:36 AM – 7:24 PM · 14h 49m
Aug: 5:08 AM – 6:52 PM · 13h 44m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:36 AM – 5:24 PM · 10h 49m
Nov: 7:14 AM – 4:46 PM · 9h 32m
Dec: 7:33 AM – 4:27 PM · 8h 54m
Daylight Longest: 15h 07m · Shortest: 8h 53m

Nearby Stations

Sexton Summit, OR May 16 - October 30 Ruch, ORMay 4 - October 13 Medford Rogue Vly AP, OR April 8 - October 29 Cave Junction 1 Wnw, OR May 1 - October 12 Ashland, ORMay 6 - October 8 Riddle, ORMarch 31 - November 6

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