PIEDMONT, OREGON

Home > North America > United States > Oregon
Elevation: 217 feet Latitude: 45 31N Longitude: 122 41W

WEATHER

Monthly - Summary

Nearby

Forecast

Monthly - All Data

Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

07:50 am

05:58 pm
Local Time
10:39 pm PDT
31 October, 2024

PRINT THIS DATA

MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54.5		41.8		44.7		48.5		52.6		57.9		63.2		68.3		68.6		64.6		55.5		46.8		41.6

Average High Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		62.6		46.6		50.8		56.2		61.2		67.2		73.2		79.4		79.7		74.9		63.3		52.2		46.1

Average Low Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.4		37		38.5		40.9		43.9		48.6		53.2		57.1		57.5		54.3		47.7		41.4		37

Highest Recorded Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		106		65		71		79		88		103		101		104		106		103		92		71		67

Lowest Recorded Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		8		12		8		24		31		36		41		47		46		41		31		19		10

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.7		---		---		---		---		---		---		0.3		0.3		0.1		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.6		---		---		---		---		0.6		1.5		3.9		3.8		1.6		0.1		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49.6		---		---		---		0.7		3.5		6.6		14.2		15.7		8.4		0.5		---		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		114.2		---		---		1		4.6		10.5		17.3		26.7		28.4		20.3		5.4		---		---

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		190		0.3		2.1		7.8		13.9		23.8		29.1		31		31		29.1		19.4		2.3		0.3

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		287.5		9.6		15.7		25.3		28.2		30.9		30		31		31		30		30.3		19.3		6.1

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		353		27		26.5		30.9		30		31		30		31		31		30		31		29.3		25.4

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		364.7		31		28		31		30		31		30		30.8		30.9		30		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		343.9		31		28		31		30		30.3		28.4		23.3		22.6		27.4		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		226.5		30.7		27.3		30.3		26.9		18.6		6.5		0.8		0.4		5.3		20.9		28.1		30.7

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		92.3		20.2		16.1		12.8		6.2		1		---		---		---		---		1.6		12.1		22.2

Average Number of Days Below 32F/0C

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.6		7.1		3.9		0.9		0.1		---		---		---		---		---		0.1		2.1		6.5

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.6		0.3		0.5		---		---		---		---		---		---		---		---		---		0.8

PRECIPITATION

Average Precipitation

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		43.1		6.1		4.8		4.4		3.3		2.6		1.6		0.7		1		1.7		3.4		6.6		6.9

Average Number of Days With Precipitation

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154		19		16		17		16		13		8		4		4		7		12		19		19

Most Reported Precipitation in a Month

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		16.3		12.1		12.4		8.7		7		5.2		4.8		2.9		3.6		4.7		9		15.6		16.3

Least Reported Precipitation in a Month

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.3		1		1.7		0.6		0.1		0.1		---		---		---		0.3		1.1		1.4

Most Precipitation Reported in a Day

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		3.2		2.5		2.3		1.5		1.2		1.5		1.6		1.3		1.4		1.5		3.2		3.2		2.2

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		99.5		13.2		9.9		11.8		9.9		7.4		4.7		1.8		1.9		4		7.5		14		13.4

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101		13		11		11		10		8		5		2		2		4		8		14		13

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		4		3		3		2		1		1		---		1		1		2		4		5

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26.3		4.3		2.9		2.9		1.9		1.2		0.8		0.2		0.4		0.9		2		4.1		4.7

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		1		1		---		---		---		---		---		---		---		---		1		2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		3.1		1.1		0.7		0.1		---		---		---		---		---		---		---		0.3		0.9

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.6		0.5		0.2		0.1		---		---		---		---		---		---		---		---		0.8

Most Snow Reported in a Month

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		16.3		16.3		10		3.5		---		---		---		---		---		---		---		7		9.6

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.9		0.3		0.2		---		---		---		---		---		---		---		---		---		0.4

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.2		---		0.1		---		---		---		---		---		---		---		---		---		0.1

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		0.1		---		---		---		---		---		---		---		---		---		---

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		0.2		0.3		0.1		---		---		---		---		---		---		---		---		0.5

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.3		---		0.2		---		---		---		---		---		---		---		---		---		0.1

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		0.1		---		---		---		---		---		---		---		---		---		---

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4235		707		571		512		380		233		105		24		17		80		306		549		750

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		413		---		---		---		2		21		48		133		142		62		4		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2617		5		11		41		106		257		393		573		591		432		178		26		3

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.8		11		12.5		14.1		15.5		16.3		15.8		14.6		13		11.4		10		9.3

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.2		2.1		3.1		4.1		5		5.4		5.8		5.3		4.1		2.4		1.3		1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.7		1.9		2.5		2.6		2.5		2.2		1.8		1.2		0.8		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.9		2.9		3.7		4.3		4.6		4.7		5.2		5.3		4.7		3.3		2		1.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.6		2.6		3.1		4.1		4.2		4.5		5.4		5.3		4.5		3		1.7		1.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.2		2.1		3.1		4.1		5		5.4		5.8		5.3		4.1		2.4		1.3		1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		0.9		1.2		1.8		2		2.5		2.7		2.6		2.3		2		1.4		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		2.5		3.5		4.8		5.4		5.6		5.6		6.1		5.9		5.5		4.2		2.7		2.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.2		3.2		4.4		5.7		6.1		6.2		7.1		6.3		5.5		4		2.4		2.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		1		1.6		2.4		3.5		4.1		4.5		4.1		4.5		3.5		1.9		1.1		0.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		0.9		1.5		1.8		2.4		2.6		2.5		2.2		1.7		1.1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		1.5		2.1		2.7		3.5		3.7		4		3.7		4.4		3.9		2.5		1.6		1.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.3		1.2		1.8		1.9		3		2.7		3.1		2.6		3.8		3.5		2.2		1.3		1.1

NEARBY - MAP

NEARBY - LIST

East Portland, Oregon (1 mi / 2 km)
Mount Hood Village, Oregon (1 mi / 2 km)
Beaverton, Oregon (6 mi / 10 km)
Vancouver - Airport, Washington (6 mi / 11 km)
Ellsworth South, Washington (7 mi / 11 km)

GEOBA.SE

Piedmont, Oregon