Wenatchee Pangborn Airport, WA Frost Dates & Growing Season

The two dates every Wenatchee Pangborn Airport garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Apr 8
~50% chance of frost after
First fall frost
Oct 24
~50% chance of frost before
Growing season
199 days
frost-free stretch
USDA zone
≈ 7a
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Mar 20 Apr 8 Apr 23
First fall frost Nov 5 Oct 24 Oct 12
Hard freeze (28°F), median last Mar 17 · first Nov 4

Computed from NOAA 1991–2020 climate normals at the WENATCHEE PANGBORN AP station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Wenatchee Pangborn Airport

Computed from Wenatchee Pangborn Airport's own frost dates. Click any crop for the full zone-7 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Feb 11 – Feb 25 Apr 15 – Apr 22
🫑 Peppers Jan 28 – Feb 11 Apr 22 – Apr 29
🥬 Lettuce Feb 25 – Mar 11 Mar 11 – Mar 25 Mar 11 – Apr 8
🫛 Peas Feb 25 – Mar 11
🥕 Carrots Mar 18 – Apr 8
🥦 Broccoli Feb 18 – Mar 4 Mar 18 – Apr 1
🥬 Kale Feb 25 – Mar 11 Mar 11 – Mar 25 Mar 11 – Mar 25
🥒 Cucumbers Mar 11 – Mar 18 Apr 15 – Apr 22 Apr 15 – Apr 22
🥒 Zucchini Mar 11 – Mar 18 Apr 15 – Apr 22 Apr 15 – Apr 22
🫘 Green Beans (Bush) Apr 15 – Apr 22
🌽 Sweet Corn Apr 15 – Apr 22
🌿 Basil Feb 25 – Mar 11 Apr 15 – Apr 22 Apr 22 – Apr 29
🧄 Garlic Fall: Sep 12 – Oct 10

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Wenatchee Pangborn Airport's dates automatically after a lookup.

Reading the season in Wenatchee Pangborn Airport

Roughly 199 frost-free days gives Wenatchee Pangborn Airport gardeners room for nearly every common vegetable. Warm-season crops go out after Apr 8; a fall garden sown in late summer matures comfortably before the Oct 24 frost.

Frequently asked questions

When is the last frost in Wenatchee Pangborn Airport, WA?

The average last spring frost in Wenatchee Pangborn Airport is around Apr 8, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Wenatchee Pangborn Airport, WA?

The average first fall frost in Wenatchee Pangborn Airport arrives around Oct 24. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Wenatchee Pangborn Airport?

About 199 frost-free days on average, from Apr 8 to Oct 24. That fits nearly all common vegetables, though the longest-season melons and sweet potatoes benefit from transplants.

What USDA zone is Wenatchee Pangborn Airport in?

USDA zone 7a on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.