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Monthly weather forecast in Portland

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

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

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

8 December, sun

	758 mmHg		75%
	8.1 m/s		+8

8 December, Sunday. day, 2°; night, 0°; rain

9 December, mon

	756 mmHg		73%
	8.6 m/s		+8

9 December, Monday. day, 3°; night, 1°; partly cloudy

10 December, tue

	757 mmHg		75%
	7.6 m/s		+8

10 December, Tuesday. day, 3°; night, 2°; clear

11 December, wed

	759 mmHg		70%
	7 m/s		+8

11 December, Wednesday. day, 3°; night, 0°; clear

12 December, thu

	753 mmHg		75%
	7.6 m/s		+8

12 December, Thursday. day, 3°; night, 1°; rain

13 December, fri

	758 mmHg		70%
	6.1 m/s		+8

13 December, Friday. day, 1°; night, 1°; partly cloudy

14 December, sat

	783 mmHg		50%
	4.4 m/s		+7

Climate normal

14 December, Saturday. day, 1°; night, -8°; clear

15 December, sun

	781 mmHg		60%
	3.3 m/s		+7

Climate normal

15 December, Sunday. day, 0°; night, -2°; partly cloudy

16 December, mon

	773 mmHg		74%
	5.5 m/s		+7

Climate normal

16 December, Monday. day, 5°; night, 6°; partly cloudy

17 December, tue

	759 mmHg		80%
	11.2 m/s		+7

Climate normal

17 December, Tuesday. day, 12°; night, 3°; rain

18 December, wed

	763 mmHg		75%
	3.1 m/s		+7

Climate normal

18 December, Wednesday. day, 6°; night, 3°; light rain

19 December, thu

	759 mmHg		67%
	5.1 m/s		+7

Climate normal

19 December, Thursday. day, 4°; night, -4°; sleet

20 December, fri

	767 mmHg		60%
	4.8 m/s		+7

Climate normal

20 December, Friday. day, -2°; night, -2°; light snow

21 December, sat

	760 mmHg		69%
	7.3 m/s		+7

Climate normal

21 December, Saturday. day, -1°; night, -5°; sleet

22 December, sun

	762 mmHg		68%
	6.3 m/s		+6

Climate normal

22 December, Sunday. day, -3°; night, -6°; partly cloudy

23 December, mon

	765 mmHg		62%
	7.5 m/s		+8

Climate normal

23 December, Monday. day, -1°; night, -4°; partly cloudy

24 December, tue

	760 mmHg		75%
	6.8 m/s		0

Climate normal

24 December, Tuesday. day, 2°; night, 1°; overcast

25 December, wed

	760 mmHg		79%
	8 m/s		+5

Climate normal

25 December, Wednesday. day, 6°; night, 4°; overcast

26 December, thu

	761 mmHg		76%
	7.9 m/s		+5

Climate normal

26 December, Thursday. day, 6°; night, 8°; overcast

27 December, fri

	757 mmHg		89%
	10.3 m/s		+9

Climate normal

27 December, Friday. day, 11°; night, 3°; rain

28 December, sat

	760 mmHg		81%
	3.7 m/s		+4

Climate normal

28 December, Saturday. day, 5°; night, 2°; partly cloudy

29 December, sun

	758 mmHg		85%
	2.8 m/s		+3

Climate normal

29 December, Sunday. day, 4°; night, 2°; light rain

30 December, mon

	759 mmHg		80%
	3.1 m/s		+3

Climate normal

30 December, Monday. day, 4°; night, 2°; mostly clear

31 December, tue

	762 mmHg		77%
	2.1 m/s		+3

Climate normal

31 December, Tuesday. day, 4°; night, 1°; partly cloudy

1 January, wed

	760 mmHg		78%
	8.5 m/s		+4

Climate normal

1 January, Wednesday. day, 5°; night, 3°; partly cloudy

2 January, thu

	759 mmHg		77%
	5.8 m/s		+5

Climate normal

2 January, Thursday. day, 6°; night, 1°; mostly clear

3 January, fri

	765 mmHg		75%
	5.6 m/s		+1

Climate normal

3 January, Friday. day, 2°; night, 0°; mostly clear

4 January, sat

	766 mmHg		76%
	3.4 m/s		+3

Climate normal

4 January, Saturday. day, 4°; night, 3°; mostly clear

5 January, sun

	758 mmHg		90%
	6.3 m/s		+7

Climate normal

5 January, Sunday. day, 9°; night, 13°; light rain

6 January, mon

	747 mmHg		82%
	10.1 m/s		+11

Climate normal

6 January, Monday. day, 12°; night, 6°; rain

7 January, tue

	756 mmHg		74%
	6.6 m/s		+5

Climate normal

7 January, Tuesday. day, 6°; night, 1°; mostly clear

8 January, wed

	765 mmHg		62%
	4.4 m/s		+4

Climate normal

8 January, Wednesday. day, 5°; night, 2°; clear

9 January, thu

	763 mmHg		65%
	5.5 m/s		+6

Climate normal

9 January, Thursday. day, 7°; night, 5°; partly cloudy

10 January, fri

	760 mmHg		74%
	6.8 m/s		+5

Climate normal

10 January, Friday. day, 6°; night, 2°; light rain

11 January, sat

	764 mmHg		82%
	6.4 m/s		+2

Climate normal

11 January, Saturday. day, 3°; night, 4°; partly cloudy

Average for 30 days

9

sunny days

9

days with precipitation

12

cloudy days

9 sunny days; 9 days with precipitation; 12 cloudy days;

75

%

air humidity

6

m/s

WindNW

10

mm of precipitation

(2% of annual average)

+5

°C

Water temperature

air humidity 75%; 10 millimeters of precipitation (2% of annual average); Wind north-westerly 6 Meters per second; Water temperature +5°

Forecast in graphs

TemperatureWater temperatureHumidity, %Wind, m/sPressure, mmHg

NW

S

S

SW

SW

NW

N

N

NW

NW

NW

W

W

S

NW

NE

N

N

SW

NW

NE

SE

SE

W

NW

NW

SW

W

E

E

14

Average data for 10 years

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

1

January

2

3

4

5

6

7

8

9

10

11

12

Daytime temperature

Night-time temperature

Weather forecast for the month based on historical data from the last 10 years.

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