Climate of Lisbon

Lisbon and its metropolitan area has a hot dry subtropical or a typical Mediterranean climate (Köppen: 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]

Lisbon
Climate chart (explanation)
J
F
M
A
M
J
J
A
S
O
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D
 
 
97
 
 
14
8
 
 
85
 
 
16
9
 
 
51
 
 
19
11
 
 
65
 
 
20
12
 
 
54
 
 
22
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16
 
 
26
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4.2
 
 
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107
 
 
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9
Average max. and min. temperatures in °C
Precipitation totals in mm
Source: Instituto de Meteorologia[1]

Temperature

General
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

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
(100.0)		 42.0
(107.6)		 40.6
(105.1)		 44.0
(111.2)		 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

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 inches) 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
(3.93)		 84.9
(3.34)		 53.2
(2.09)		 68.1
(2.68)		 53.6
(2.11)		 15.9
(0.63)		 4.2
(0.17)		 6.2
(0.24)		 32.9
(1.30)		 100.8
(3.97)		 127.6
(5.02)		 126.7
(4.99)		 774
(30.5)
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

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. In winter Lisbon has about three times more sun duration than in the northern half of Europe.

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

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

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
Climate data for Lisbon (Mouraria), elevation: 77 m or 253 ft, 1981-2010 normals, extremes 1941-present
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 22.6
(72.7)		 24.8
(76.6)		 29.4
(84.9)		 32.2
(90.0)		 34.8
(94.6)		 41.5
(106.7)		 40.6
(105.1)		 44.0
(111.2)		 37.3
(99.1)		 32.6
(90.7)		 25.3
(77.5)		 23.2
(73.8)		 44.0
(111.2)
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
(59.0)		 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
(57.0)		 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)
Record low °C (°F) 1.0
(33.8)		 −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)
Average precipitation mm (inches) 99.9
(3.93)		 84.9
(3.34)		 53.2
(2.09)		 68.1
(2.68)		 53.6
(2.11)		 15.9
(0.63)		 4.2
(0.17)		 6.2
(0.24)		 32.9
(1.30)		 100.8
(3.97)		 127.6
(5.02)		 126.7
(4.99)		 774
(30.5)
Source: IPMA[1]
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gollark: Good. I did expect this of course.

See also

Climate in other places in Iberian Peninsula:

References
  1. "Monthly Averages for Lisbon, Portugal (1981–2010)". Instituto de Meteorologia. Retrieved 2012-08-10.
  2. "World Map of Köppen−Geiger Climate Classification". Archived from the original on 2010-09-06.
  3. Climatic map by Istituto Geografico De Agostini, according to Troll-Paffen climate classification Archived October 4, 2012, at the Wayback Machine
  4. Die Klimatypen der Erde - Pädagogische Hochschule in Heidelberg
  5. "G.Coutinho and Tapada weather stations meassure the Lisbon highest temperature record". 5 August 2018.
  6. "Climate Records". Instituto Português do Mar e da Atmosfera. Retrieved 9 April 2017.
  7. "Climatological Information for Lisbon, Portugal" (1961-1990) Archived 2019-01-29 at the Wayback Machine - Hong Kong Observatory
  8. Sunshine & Daylight Hours in Lisbon, Portugal Archived 2015-01-05 at the Wayback Machine - climatemps.com
  9. "Weather2Travel.com: Lisbon Climate Guide".
  10. http://www.weather2travel.com/climate-guides/united-kingdom/london.php
  11. http://www.weather2travel.com/climate-guides/russia-europe/moscow.php
  12. http://www.weather2travel.com/climate-guides/poland/warsaw.php
  13. "Archived copy". Archived from the original on 2015-01-05. Retrieved 2015-01-05.CS1 maint: archived copy as title (link)
  14. Lisbon average sea temperature - seatemperature.org
  15. "Lisbon (08535) - WMO Weather Station". NOAA. Retrieved March 28, 2019.
  16. "Monthly Averages for Setúbal, Portugal (1981-2010)". Instituto de Meteorologia. Retrieved 2012-08-10.
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