Climate of Lisbon

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Lisbon
Climate chart (explanation)
JFMAMJJASOND
 
 
97
 
 
14
8
 
 
85
 
 
16
9
 
 
51
 
 
19
11
 
 
65
 
 
20
12
 
 
54
 
 
22
14
 
 
16
 
 
26
17
 
 
4.2
 
 
28
18
 
 
6.2
 
 
28
19
 
 
29
 
 
27
18
 
 
80
 
 
23
15
 
 
107
 
 
18
12
 
 
122
 
 
15
9
Average max. and min. temperatures in °C
Precipitation totals in mm
Source: Instituto de Meteorologia[1]

Lisbon and its metropolitan area has a Subtropical-Mediterranean climate (Köppen climate classification: Csa),[2] with short and very mild winters and warm summers. According to Troll-Paffen climate classification, Lisbon has a warm-temperate subtropical climate (Warmgemäßigt-subtropisches Zonenklima).[3] According to Siegmund/Frankenberg climate classification, Lisbon has a subtropical climate.[4]

Temperature[edit]

General[edit]

Yearly max temp Yearly mean temp Yearly min temp
21.5 °C (70.7 °F) 17.5 °C (63.5 °F) 13.5 °C (56.3 °F)

Its average annual temperature is 21.5 °C (70.7 °F) during the day and 13.5 °C (56.3 °F) at night. In the coldest month – January, typically the temperature ranges from 10 to 19 °C (50 to 66 °F) during the day and 4 to 11 °C (39 to 52 °F) at night. In the warmest month – August, the typically temperature ranges from 24 to 33 °C (75 to 91 °F) during the day and about 19 °C (66 °F) at night.

Temperature extremes[edit]

The highest temperature ever recorded is 44.0 °C (111.2 °F) on 4 August 2018[5] while the coldest temperature recorded is −1.2 °C (29.8 °F) on 11 February 1956.[6]

Climate data for Lisbon
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 24.1
(75.4)
26.8
(80.2)
30.4
(86.7)
33.2
(91.8)
37.8
(100)
42.0
(107.6)
40.6
(105.1)
44
(111)
41.4
(106.5)
34.6
(94.3)
28.3
(82.9)
25.2
(77.4)
44.0
(111.2)
Record low °C (°F) −1.0
(30.2)
−1.2
(29.8)
0.2
(32.4)
5.5
(41.9)
6.8
(44.2)
10.4
(50.7)
14.1
(57.4)
14.7
(58.5)
12.1
(53.8)
9.2
(48.6)
4.3
(39.7)
2.1
(35.8)
−1.2
(29.8)
Source: Instituto de Meteorologia[1]

Precipitation[edit]

Lisbon has on average 117 precipitation (including drizzle) days a year (above 0.1 mm), ranging from 2 in July to 15 in January.[7] The average annual precipitation is 774 mm (30 inches), ranging from 4.2 mm (0.16 inch) in July to 127.6 mm (5 inch) in November.[1]

Climate data for Lisbon
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average rainfall mm (inches) 99.9
(3.933)
84.9
(3.343)
53.2
(2.094)
68.1
(2.681)
53.6
(2.11)
15.9
(0.626)
4.2
(0.165)
6.2
(0.244)
32.9
(1.295)
100.8
(3.969)
127.6
(5.024)
126.7
(4.988)
774
(30.47)
Average rainy days (≥ 0.1 mm) 15.0 15.0 13.0 12.0 8.0 5.0 2.0 2.0 6.0 11.0 14.0 14.0 117.0
Source: Instituto de Meteorologia,[1] Hong Kong Observatory[7] for data of avg. precipitation days

Sunshine[edit]

Sunshine duration is 2,806 hours per year, from 142.6 - average 4.6 hours of sunshine per day in December to 353.4 - average 11.4 hours of sunshine per day in July.[7] This is the above average value for the southern half of Europe because in this part of the continent, sunshine duration varies from about 2,000 to about 3,000 hours per year. However, this is 70% larger value than in northern half of Europe, where sunshine duration is around 1500 hours per year.[citation needed] In winter Lisbon has about three times more sun duration than in the northern half of Europe.[citation needed]

Climate data for Lisbon
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Mean monthly sunshine hours 142.6 156.6 207.7 234.0 291.4 303.0 353.4 344.1 261.0 213.9 156.0 142.6 2,806.3
Mean daily sunshine hours 4.6 5.4 6.7 7.8 9.4 10.1 11.4 11.1 8.7 6.9 5.2 4.6 7.66
Percent possible sunshine 54 61 57 68 69 75 85 85 76 68 59 55 68
Source: Hong Kong Observatory (mean daily and monthly sunshine hours),[7] climatemps.com (percent possible sunshine)[8]

Daylight[edit]

Lisbon enjoys one of the most optimal number of hours of daylight in Europe. Days in winter are not as short as in the northern part of the continent, the average hours of daylight in December, January and February is 10.3 hours[9] (for comparison: London[10] or Moscow[11] or Warsaw[12] - about 8 hours).

Average hours of daylight[9][13]
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
hours of light 9.8 10.7 11.9 13.2 14.2 14.8 14.5 13.6 12.4 11.1 10 9.5
hours of Twilight/Night 14.2 13.3 12.1 10.8 9.8 9.2 9.5 10.4 11.6 12.9 14 14.5

Sea temperature[edit]

Average annual temperature of sea is 17.5 °C (63.5 °F). In the coldest month – January, the average sea temperature is 15 °C (59 °F). In the warmest month – August, the average sea temperature is 20 °C (68 °F).[9][14]

Average sea temperature, according to weather2travel.com:[9]
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
15 °C (59 °F) 15 °C (59 °F) 15 °C (59 °F) 16 °C (61 °F) 17 °C (63 °F) 18 °C (64 °F) 19 °C (66 °F) 20 °C (68 °F) 20 °C (68 °F) 19 °C (66 °F) 18 °C (64 °F) 17 °C (63 °F) 17.5 °C (63.5 °F)
Average sea temperature, according to seatemperature.org:[14]
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
15.8 °C (60.4 °F) 15.2 °C (59.4 °F) 15.1 °C (59.2 °F) 16.3 °C (61.3 °F) 17.4 °C (63.3 °F) 18.6 °C (65.5 °F) 18.9 °C (66.0 °F) 19.5 °C (67.1 °F) 19.9 °C (67.8 °F) 19.8 °C (67.6 °F) 18.1 °C (64.6 °F) 16.5 °C (61.7 °F) 17.6 °C (63.7 °F)

Climatic data[edit]

Climate data for Lisbon (altitude: 77 m.a.s.l., ~1km from sea, location on map)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °C (°F) 14.8
(58.6)
16.2
(61.2)
18.8
(65.8)
19.8
(67.6)
22.1
(71.8)
25.7
(78.3)
27.9
(82.2)
28.3
(82.9)
26.5
(79.7)
22.5
(72.5)
18.2
(64.8)
15.3
(59.5)
21.3
(70.4)
Daily mean °C (°F) 11.6
(52.9)
12.7
(54.9)
14.9
(58.8)
15.9
(60.6)
18.0
(64.4)
21.2
(70.2)
23.1
(73.6)
23.5
(74.3)
22.1
(71.8)
18.8
(65.8)
15.0
(59)
12.4
(54.3)
17.4
(63.4)
Average low °C (°F) 8.3
(46.9)
9.1
(48.4)
11.0
(51.8)
11.9
(53.4)
13.9
(57)
16.6
(61.9)
18.2
(64.8)
18.6
(65.5)
17.6
(63.7)
15.1
(59.2)
11.8
(53.2)
9.4
(48.9)
13.5
(56.2)
Average rainfall mm (inches) 99.9
(3.933)
84.9
(3.343)
53.2
(2.094)
68.1
(2.681)
53.6
(2.11)
15.9
(0.626)
4.2
(0.165)
6.2
(0.244)
32.9
(1.295)
100.8
(3.969)
127.6
(5.024)
126.7
(4.988)
774
(30.47)
Average rainy days (≥ 0.1 mm) 15.0 15.0 13.0 12.0 8.0 5.0 2.0 2.0 6.0 11.0 14.0 14.0 117.0
Mean monthly sunshine hours 142.6 156.6 207.7 234.0 291.4 303.0 353.4 344.1 261.0 213.9 156.0 142.6 2,806.3
Source: Instituto de Meteorologia,[1] Hong Kong Observatory[7] for data of avg. precipitation days & sunshine hours

See also[edit]

Climate in other places in Iberian Peninsula:

References[edit]