Frost Dates for Newport, WA

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. May 12
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 21
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 May 18
First Fall Frost September 15

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 30
First Fall Hard Freeze October 2
48.18°N, -117.05°W © OpenStreetMap

Growing Season

132 Days May 12 to September 21

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 6a

Learn more

Temperature

20° 40° 60° 80°
28°
High: 32°
Avg: 28°
Low: 24°
Jan
31°
High: 38°
Avg: 31°
Low: 23°
Feb
38°
High: 48°
Avg: 38°
Low: 28°
Mar
45°
High: 57°
Avg: 45°
Low: 33°
Apr
55°
High: 68°
Avg: 55°
Low: 41°
May
60°
High: 74°
Avg: 60°
Low: 47°
Jun
67°
High: 84°
Avg: 67°
Low: 51°
Jul
66°
High: 83°
Avg: 66°
Low: 49°
Aug
57°
High: 73°
Avg: 57°
Low: 41°
Sep
45°
High: 56°
Avg: 45°
Low: 34°
Oct
34°
High: 40°
Avg: 34°
Low: 28°
Nov
28°
High: 32°
Avg: 28°
Low: 23°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 5.6"
5.1"
5.11"
Jan
4.0"
3.96"
Feb
4.5"
4.54"
Mar
3.6"
3.63"
Apr
3.7"
3.72"
May
3.5"
3.54"
Jun
2.8"
2.80"
Jul
2.6"
2.65"
Aug
2.8"
2.76"
Sep
3.9"
3.92"
Oct
5.2"
5.16"
Nov
5.6"
5.58"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h15h16h15h14h12h11h9h8h
Jan: 7:43 AM – 4:17 PM · 8h 34m
Feb: 7:01 AM – 4:59 PM · 9h 58m
Mar: 6:13 AM – 5:47 PM · 11h 35m
Apr: 5:17 AM – 6:43 PM · 13h 25m
May: 4:31 AM – 7:29 PM · 14h 59m
Jun: 4:05 AM – 7:55 PM · 15h 50m
Jul: 4:15 AM – 7:45 PM · 15h 29m
Aug: 4:56 AM – 7:04 PM · 14h 07m
Sep: 5:50 AM – 6:10 PM · 12h 20m
Oct: 6:44 AM – 5:16 PM · 10h 33m
Nov: 7:31 AM – 4:29 PM · 8h 57m
Dec: 7:55 AM – 4:05 PM · 8h 09m
Daylight Longest: 15h 52m · Shortest: 8h 08m

Nearby Stations

Priest Rvr Exp Stn, ID May 20 - September 13 Deer Park AP, WA May 22 - September 14 Sandpoint Exp Stn, ID May 8 - September 28 Bayview Model Basin, ID May 22 - September 22 Chewelah, WAMay 16 - September 15 Coeur D'Alene, ID April 22 - October 18

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