Bend, Oregon climate: Normal weather by month, frost dates and records

What is the weather like in Bend each month?

July is the warmest month, with normal highs of 84°F; December the coldest, with normal lows of 23°F. The most precipitation falls in December (2.07 in), the least in September (0.31 in).

Each month has its own page with the day-by-day normals, the month's records and its recent years:

• Jan
• Feb
• Mar
• Apr
• May
• Jun
• Jul
• Aug
• Sep
• Oct
• Nov
• Dec

When is the best weather to visit Bend?

Normal highs sit between 65°F and 85°F in May, June, July, August and September. Of those, September has the fewest days with rain (2).

That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.

When is the last frost in Bend?

In Bend, the last spring frost (32°F) comes after June 6 in half of years and after June 22 in one year in ten; the first autumn frost comes before September 20 in half of years and before September 3 in one year in ten.

Last spring frost, half of years after

June 61 year in 10 after June 22; 9 in 10 after May 17

First autumn frost, half of years before

September 201 year in 10 before September 3; 9 in 10 before October 5

NOAA puts the median frost-free season at 105 days, and the season without a hard freeze (28°F) at 144 days.

A hard freeze (28°F) comes after May 11 in half of springs and before October 4 in half of autumns.

The USDA's 2023 Plant Hardiness Zone Map puts Bend in zone 6b in ZIP code 97702. By the map's own method, the average of each year's coldest night over 1991-2020, Bend's NOAA station is in zone 6b: the coldest night of a typical year reaches −2°F (24 complete years).

Frost dates for every NOAA station in Oregon · Frost dates by ZIP code

How hot and how cold does it get in Bend?

In a normal year in Bend, 16 days a year reach 90°F, 168 nights fall to 32°F or colder and 63 days bring measurable precipitation.

Days at 90°F or more

16a normal year

Days at 100°F or more

fewer than 1a normal year

Nights at 32°F or colder

168a normal year

Days that stay below freezing

14high of 32°F or less

Days with 0.01 inch of precipitation

63a normal year

Days with 1 inch of snow or more

8a normal year

The highest temperature in this station's record (since 1901) is 104°F, on July 25, 1928; the lowest is −26°F, on January 31, 1950.

The wettest calendar year on that record is 1948, with 21.89 in; the snowiest season is 1973–74, with 90.6 inches.

How sunny is Bend?

Over a year 78% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Bend, 4.3 kWh per square metre a day. July is the sunniest month (92%) and December the cloudiest (60%). Among the 459 U.S. places of 50,000 or more, that ranks tied 210th (with 32 others) in sunshine.

How much heating and cooling does Bend need?

A normal year in Bend brings 6,561 heating degree days, 22% more than the median U.S. place (5,373), and 241 cooling degree days, 73% fewer than the median (908). Eight months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 1,757 growing degree days a year above 50°F.

Has Bend been warmer than normal lately?

Over 93 complete years from 1906 to 2018, the station's annual mean temperature rose at a fitted 3.5°F per century (+0.20°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.

Which places near Bend share this climate record?

4 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.

• Deschutes River Woods, OR5,755 people · 6 mi SW
• Tetherow, OR750 people · 4 mi W
• Tumalo, OR587 people · 7 mi N
• Seventh Mountain, OR530 people · 6 mi SW

What do Bend's other NOAA stations record?

One more NOAA station keeps 1991-2020 normals in or near Bend. This page uses Bend; the other differs by site and elevation:

Nearby and next

• Bend in OctoberThis month day by day, its records and recent years
• Oregon climateThe statewide normals and every place in the state
• Sunriver, OR13 miles from this station, 44.2°F a year
• Redmond, OR16 miles from this station, 48.9°F a year
• Sisters, OR21 miles from this station, 45.5°F a year
• Prineville, OR28 miles from this station, 49.4°F a year
• Compare two placesMonth by month, side by side

Download these normals (CSV) · JSON · How these figures are made