Frost Dates for Sutherlin, OR

Based on data from Winchester 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. March 31
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. November 5
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 10
First Fall Frost October 28

Hard Freeze (28°F)

Last Spring Hard Freeze February 26
First Fall Hard Freeze December 1
43.39°N, -123.31°W © OpenStreetMap

Growing Season

219 Days March 31 to November 5

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 9a

Avg. annual minimum: 20 to 25°F (−7 to −4°C)

Learn more

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

Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

30° 50° 70° 90°
42°
High: 50°F
Avg: 42°F
Low: 35°F
Jan
45°
High: 54°F
Avg: 45°F
Low: 35°F
Feb
48°
High: 59°F
Avg: 48°F
Low: 37°F
Mar
52°
High: 64°F
Avg: 52°F
Low: 40°F
Apr
58°
High: 71°F
Avg: 58°F
Low: 45°F
May
64°
High: 77°F
Avg: 64°F
Low: 50°F
Jun
70°
High: 86°F
Avg: 70°F
Low: 55°F
Jul
70°
High: 86°F
Avg: 70°F
Low: 54°F
Aug
65°
High: 81°F
Avg: 65°F
Low: 49°F
Sep
55°
High: 68°F
Avg: 55°F
Low: 43°F
Oct
47°
High: 56°F
Avg: 47°F
Low: 38°F
Nov
42°
High: 49°F
Avg: 42°F
Low: 35°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 2" 4" 5.3"
4.7"
4.71"
Jan
3.6"
3.58"
Feb
4.2"
4.20"
Mar
3.7"
3.66"
Apr
3.6"
3.61"
May
2.9"
2.90"
Jun
0.0"
0.00"
Jul
0.3"
0.27"
Aug
3.1"
3.10"
Sep
3.5"
3.49"
Oct
4.2"
4.21"
Nov
5.3"
5.35"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10.5h11.5h13h14.5h15h15h14h12.5h11h9.5h9h
Jan: 7:26 AM – 4:34 PM · 9h 08m
Feb: 6:51 AM – 5:09 PM · 10h 17m
Mar: 6:11 AM – 5:49 PM · 11h 39m
Apr: 5:24 AM – 6:36 PM · 13h 12m
May: 4:45 AM – 7:15 PM · 14h 30m
Jun: 4:24 AM – 7:36 PM · 15h 12m
Jul: 4:33 AM – 7:27 PM · 14h 54m
Aug: 5:07 AM – 6:53 PM · 13h 47m
Sep: 5:52 AM – 6:08 PM · 12h 17m
Oct: 6:37 AM – 5:23 PM · 10h 47m
Nov: 7:16 AM – 4:44 PM · 9h 27m
Dec: 7:36 AM – 4:24 PM · 8h 48m
Daylight Longest: 15h 13m · Shortest: 8h 47m

Nearby Stations

Roseburg Rgnl AP, OR March 19 - November 20 Roseburg Kqen, OR March 23 - November 18 Idleyld Park 4 Ne, OR April 27 - October 19 Riddle, ORMarch 31 - November 6 Elkton 3 Sw, OR March 21 - November 12 Drain, ORApril 16 - October 25

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