Frost Dates for John Day, OR

Elevation: 934 m

Frost Dates

Last Spring Frost (50%) May 28

First Fall Frost (50%) September 18

30% Probability

Last Spring Frost June 4

First Fall Frost September 11

Hard Freeze (28°F)

Last Spring Hard Freeze May 8

First Fall Hard Freeze October 1

44.42°N, 118.96°W © OpenStreetMap

Growing Season

113 Days May 28 to September 18

USDA Hardiness Zone

Zone 6b

Avg. annual minimum: −5 to 0°F

Learn more

Köppen Climate

Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

Köppen climate map

Temperature

20° 40° 60° 80°

31°

Jan

34°

Feb

39°

Mar

44°

Apr

52°

May

59°

Jun

67°

Jul

66°

Aug

58°

Sep

47°

Oct

37°

Nov

30°

Dec

32°F

28°F

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	40°	31°	21°
February	45°	34°	23°
March	52°	39°	26°
April	57°	44°	30°
May	66°	52°	37°
June	75°	59°	43°
July	86°	67°	48°
August	86°	66°	46°
September	77°	58°	39°
October	62°	47°	31°
November	48°	37°	26°
December	39°	30°	21°

Precipitation

0" 1" 2" 3" 3.2"

1.6"

Jan

1.4"

Feb

1.9"

Mar

2.4"

Apr

3.0"

May

3.2"

Jun

2.9"

Jul

2.4"

Aug

2.1"

Sep

2.4"

Oct

2.0"

Nov

1.8"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	1.6
February	1.4
March	1.9
April	2.4
May	3.0
June	3.2
July	2.9
August	2.4
September	2.1
October	2.4
November	2.0
December	1.8

Sunrise / Sunset

Jan: 7:30 AM – 4:30 PM · 9h 01m

Feb: 6:54 AM – 5:06 PM · 10h 13m

Mar: 6:11 AM – 5:49 PM · 11h 38m

Apr: 5:23 AM – 6:37 PM · 13h 15m

May: 4:42 AM – 7:18 PM · 14h 36m

Jun: 4:20 AM – 7:40 PM · 15h 20m

Jul: 4:29 AM – 7:31 PM · 15h 02m

Aug: 5:04 AM – 6:56 PM · 13h 51m

Sep: 5:51 AM – 6:09 PM · 12h 17m

Oct: 6:38 AM – 5:22 PM · 10h 44m

Nov: 7:20 AM – 4:40 PM · 9h 21m

Dec: 7:40 AM – 4:20 PM · 8h 40m

Daylight Longest: 15h 21m · Shortest: 8h 39m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	7:30 AM	4:30 PM	9h 01m
February	6:54 AM	5:06 PM	10h 13m
March	6:11 AM	5:49 PM	11h 38m
April	5:23 AM	6:37 PM	13h 15m
May	4:42 AM	7:18 PM	14h 36m
June	4:20 AM	7:40 PM	15h 20m
July	4:29 AM	7:31 PM	15h 02m
August	5:04 AM	6:56 PM	13h 51m
September	5:51 AM	6:09 PM	12h 17m
October	6:38 AM	5:22 PM	10h 44m
November	7:20 AM	4:40 PM	9h 21m
December	7:40 AM	4:20 PM	8h 40m

Nearby Stations

Seneca, OR Long Creek, OR June 5 - September 14 Austin 3 S, OR Dayville 8 Nw, OR May 4 - October 6 John Day 35 Wnw, OR April 30 - October 14 Monument 2, OR May 9 - September 27

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