When is the last frost in Bend, OR?

The average last spring frost (50% probability of 32°F) in Bend is around June 6, based on NOAA/NCEI 1991–2020 normals at the Bend, OR station (6.3 mi away). Half of years it falls outside that date, so wait 1–2 weeks past it before setting out frost-tender plants.

When is the first fall frost in Bend?

The average first fall frost in Bend, OR is around September 20, giving roughly a 105-day frost-free growing season.

What planting zone is Bend, OR?

Bend is in USDA plant hardiness zone 6b (average annual extreme minimum temperature -5 to 0°F), from the 2023 USDA Plant Hardiness Zone Map.

What is the weather like in Bend?

In Bend, OR the warmest month is July (avg high 83.8°F) and the coldest is December (avg low 23.3°F). It averages about 10.6″ of precipitation a year and 21.6″ of snow.

Home › Oregon › Bend

Bend, OR Planting Calendar & Frost Dates

USDA hardiness zone 6b · ZIP 97702 · elevation 1116′ · NOAA & USDA data

Bend is in USDA hardiness zone 6b (winters can dip to -5 to 0°F), with a growing season of about 105 days between the average last spring frost (June 6) and first fall frost (September 20). The warmest month is July (avg high 83.8°F); the coldest is December (avg low 23.3°F). It averages 10.6″ of precipitation a year and 21.6″ of snow, mostly mid-winter. Start cool-season crops several weeks before the last frost; wait until after it for tomatoes, peppers and other tender crops.

Hardiness zone

min temp -5 to 0°F

Last spring frost

June 6

avg (50% prob, 32°F)

First fall frost

September 20

avg (50% prob, 32°F)

Growing season

105 days

frost-free window

Warmest month

July

avg high 83.8°F

Month-by-month typical weather in Bend

Average conditions from the NOAA/NCEI 1991–2020 U.S. Climate Normals at Bend, OR (6.3 mi away). Temperatures °F, precipitation & snow in inches.

Month	Avg high	Avg low	Mean	Precip (in)	Snow (in)
January	42.5	24.6	33.6	1.4	6.4
February	45.7	24.3	35	1	5.5
March	51.7	27.6	39.7	0.7	1.5
April	57.7	30.5	44.1	0.8	0.7
May	66.3	37	51.6	1	0
June	73.7	42	57.8	0.7	0
July	83.8	48.6	66.2	0.4	0
August	83.3	47.8	65.5	0.4	0
September	75.8	41.3	58.5	0.3	0
October	63	33.7	48.3	0.7	0.2
November	49.1	28.2	38.6	1.3	2
December	41	23.3	32.1	2.1	5.3

What to plant when in Bend

Crop	Season	What to do & when
Tomatoes	warm	Start seeds indoors: April 25 · Transplant out: June 13
Peppers	warm	Start seeds indoors: April 11 · Transplant out: June 20
Cucumbers	warm	Direct sow: June 13
Zucchini / squash	warm	Direct sow: June 13
Bush beans	warm	Direct sow: June 13
Sweet corn	warm	Direct sow: June 13
Basil	warm	Transplant out: June 13
Peas	cool	Sow (spring): May 2 · Sow (fall): July 26
Spinach	cool	Sow (spring): April 25 · Sow (fall): July 26
Lettuce	cool	Sow (spring): May 9 · Sow (fall): July 26
Kale	cool	Transplant (spring): May 16 · Sow (fall): July 12
Broccoli	cool	Transplant (spring): May 23
Carrots	cool	Sow (spring): May 16 · Sow (fall): July 12
Onions	cool	Transplant (spring): May 9
Potatoes	cool	Plant seed potatoes: May 23
Radishes	cool	Sow (spring): May 9 · Sow (fall): August 9

Dates are computed from Bend's average frost dates using standard cool-/warm-season timing. They're a starting point — a cold spring, a warm microclimate, or a fast-maturing variety can shift them by a week or two.

Want the exact dates for your yard? →
Look up your precise ZIP-code frost dates and a full 26-crop planting calendar on our free interactive tool.
Open the frost & planting tool

🌾 Get a frost reminder

One email in early spring and early fall with the dates for your area. No spam.

Gear that helps you plant on time

Some links below are Amazon affiliate links (tag theboringthin-20). If you buy through them we may earn a small commission at no extra cost to you — it keeps this almanac free. We only list generic, genuinely-useful categories.

Soil thermometer →Know when the ground is warm enough to sow — the honest signal, not the calendar.Seed-starting trays + dome →Start tomatoes & peppers indoors on the schedule below.Seedling heat mat →Warms the soil for faster, more even germination indoors.Floating row cover / frost cloth →Buys you 4–8°F to beat an early or late frost.Raised garden bed kit →Warms and drains faster in spring than in-ground soil.Garden gloves →Basic kit for transplant day.

Nearby cities in Oregon

Springfield, OR Eugene, OR Albany, OR Corvallis, OR Salem, OR Gresham, OR Lake Oswego, OR Portland, OR

Sources & method. Hardiness zone: 2023 USDA Plant Hardiness Zone Map (PRISM Climate Group, Oregon State University). Frost dates & growing season: NOAA/NCEI 1991–2020 U.S. Climate Normals, nearest station with published freeze normals — Bend, OR, 6.3 mi (confidence: high). Monthly weather normals: Bend, OR, 6.3 mi (confidence: high). ZIP centroid from U.S. Census 2023 ZCTA data. Frost dates are the 50%-probability date — half of years frost occurs outside the stated date. Nothing here is invented; where the nearest station is far, we say so. Last updated 2026-07-22.