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Monthly weather forecast in Portsmouth

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

15 December, sun

	760 mmHg		67%
	7.5 m/s		+6

15 December, Sunday. day, 2°; night, 2°; clear

16 December, mon

	764 mmHg		72%
	7.6 m/s		+5

16 December, Monday. day, 0°; night, -1°; partly cloudy

17 December, tue

	760 mmHg		76%
	6.6 m/s		+5

17 December, Tuesday. day, 1°; night, -2°; rain

18 December, wed

	758 mmHg		72%
	7.9 m/s		+6

18 December, Wednesday. day, 4°; night, 0°; rain

19 December, thu

	762 mmHg		69%
	8.3 m/s		+5

19 December, Thursday. day, 0°; night, 1°; clear

20 December, fri

	764 mmHg		80%
	6.7 m/s		+7

Climate normal

20 December, Friday. day, 0°; night, -4°; sleet

21 December, sat

	759 mmHg		61%
	6 m/s		+7

Climate normal

21 December, Saturday. day, -1°; night, -11°; partly cloudy

22 December, sun

	770 mmHg		54%
	4.6 m/s		+6

Climate normal

22 December, Sunday. day, -7°; night, -13°; clear

23 December, mon

	776 mmHg		61%
	2.2 m/s		+6

Climate normal

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

24 December, tue

	770 mmHg		81%
	2 m/s		+6

Climate normal

24 December, Tuesday. day, 0°; night, -2°; snow

25 December, wed

	770 mmHg		78%
	2.4 m/s		+6

Climate normal

25 December, Wednesday. day, 1°; night, -2°; sleet

26 December, thu

	772 mmHg		78%
	2.5 m/s		+6

Climate normal

26 December, Thursday. day, 2°; night, -1°; overcast

27 December, fri

	771 mmHg		76%
	2.7 m/s		+6

Climate normal

27 December, Friday. day, 3°; night, 0°; overcast

28 December, sat

	770 mmHg		77%
	2.9 m/s		+6

Climate normal

28 December, Saturday. day, 4°; night, 1°; partly cloudy

29 December, sun

	768 mmHg		81%
	3.9 m/s		+5

Climate normal

29 December, Sunday. day, 3°; night, 2°; overcast

30 December, mon

	765 mmHg		82%
	3.9 m/s		+4

Climate normal

30 December, Monday. day, 5°; night, 3°; overcast

31 December, tue

	765 mmHg		83%
	4.2 m/s		+5

Climate normal

31 December, Tuesday. day, 6°; night, 4°; overcast

1 January, wed

	755 mmHg		83%
	3.6 m/s		+1

Climate normal

1 January, Wednesday. day, 2°; night, -1°; clear

2 January, thu

	758 mmHg		85%
	1.6 m/s		+2

Climate normal

2 January, Thursday. day, 3°; night, -1°; mostly clear

3 January, fri

	757 mmHg		86%
	4.4 m/s		+4

Climate normal

3 January, Friday. day, 5°; night, 3°; mostly clear

4 January, sat

	751 mmHg		96%
	7.2 m/s		+7

Climate normal

4 January, Saturday. day, 11°; night, 13°; light rain

5 January, sun

	741 mmHg		91%
	12.9 m/s		+12

Climate normal

5 January, Sunday. day, 14°; night, 10°; light rain

6 January, mon

	742 mmHg		68%
	8.5 m/s		+4

Climate normal

6 January, Monday. day, 5°; night, 1°; mostly clear

7 January, tue

	745 mmHg		65%
	6.3 m/s		+2

Climate normal

7 January, Tuesday. day, 3°; night, 1°; clear

8 January, wed

	750 mmHg		67%
	6.5 m/s		+1

Climate normal

8 January, Wednesday. day, 2°; night, -2°; partly cloudy

9 January, thu

	753 mmHg		69%
	6.3 m/s		+2

Climate normal

9 January, Thursday. day, 3°; night, 2°; partly cloudy

10 January, fri

	746 mmHg		93%
	7.5 m/s		+6

Climate normal

10 January, Friday. day, 11°; night, 11°; light rain

11 January, sat

	737 mmHg		84%
	11.3 m/s		+10

Climate normal

11 January, Saturday. day, 13°; night, 2°; rain

12 January, sun

	753 mmHg		69%
	3.7 m/s		+2

Climate normal

12 January, Sunday. day, 3°; night, 2°; partly cloudy

13 January, mon

	746 mmHg		86%
	6.5 m/s		+3

Climate normal

13 January, Monday. day, 4°; night, -2°; sleet

14 January, tue

	749 mmHg		56%
	5.8 m/s		0

Climate normal

14 January, Tuesday. day, -3°; night, -5°; mostly clear

15 January, wed

	733 mmHg		91%
	13.7 m/s		0

Climate normal

15 January, Wednesday. day, 1°; night, -2°; snow

16 January, thu

	746 mmHg		75%
	10.3 m/s		0

Climate normal

16 January, Thursday. day, -6°; night, -9°; mostly clear

17 January, fri

	752 mmHg		88%
	8.3 m/s		+2

Climate normal

17 January, Friday. day, 3°; night, 3°; sleet

18 January, sat

	755 mmHg		85%
	6.2 m/s		0

Climate normal

18 January, Saturday. day, 1°; night, -1°; sleet

Average for 30 days

9

sunny days

10

days with precipitation

11

cloudy days

9 sunny days; 10 days with precipitation; 11 cloudy days;

78

%

air humidity

5.8

m/s

WindNW

17

mm of precipitation

(2% of annual average)

+4

°C

Water temperature

air humidity 78%; 17 millimeters of precipitation (2% of annual average); Wind north-westerly 5.8 Meters per second; Water temperature +4°

Forecast in graphs

TemperatureWater temperatureHumidity, %Wind, m/sPressure, mmHg

NE

NW

NW

S

W

N

N

NE

NE

NE

W

W

NW

E

S

SW

S

W

W

W

SW

SW

NW

NW

NW

NW

E

W

SW

SE

20

Average data for 10 years

21

22

23

24

25

26

27

28

29

30

31

1

January

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Daytime temperature

Night-time temperature

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

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