The wettest month is November with an average of 127.6mm of rain. On average, the warmest month(s) are July and August. Historical or past weather forecast page provides historical weather forecast from 1 st July, 2008 till now in 3 hourly interval. The temperature rises to 74°F and it rains in may about 1.6in. 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Temperatures still reach a high of 15/16 degrees Celcius (and even 18 in March and November!) Humidity: 74%. 72 ° 35 ° 9. Daytime temperatures usually reach 27°C in Lisbon in September with low heat and humidity, falling to 17°C 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. Lisbon average temperature. The months of January, February, October, November and December have a high chance of precipitation. Summer Weather. The warmest month of the year is August, with an average temperature of 22.7 °C | 72.9 °F. Get the monthly weather forecast for Lisbon, Lisboa, Portugal, including daily high/low, historical averages, to help you plan ahead. Barreiro Winter temperatures in Lisbon almost never go below freezing. Almada January is the coolest with 52.7°F / 11.5°C average temperature. Maximum and minimum monthly sea temperatures in Lisbon Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec; Min °C: 14.6: 14: 13.6: 14.5: 15.3: 17.2: 16.7: 17: 18.5: 18.7: 16.8: 15.6: Max °C: 16.9: 16.5: 16.5: 17.9: 19.4: 20.1: 21.2: 22.3: 21.4: 21: 19.5: 17.4: Min °F: 59.2: 58.2: 57.6: 59.5: 61.1: 64.1: 63.8: 64.7: 66.4: 66.5: 63.3: 60.8: Max °F: 61.5: 60.7: 60.5: 62.9: 65.2: 67: 68.3: 70: 69.3: 68.8: 66: 62.6 On average, the warmest month is July. You are sure to witness regular sunshine and the snowfall is quite rare. The water temperature in Lisbon (Atlantic Ocean) is on an annual average at about 16.80°C | 62.24°F. Show weather for: Scroll right to see more Conditions Comfort ; Time Temp Weather Wind Humidity Barometer Visibility; 12:00 am Sun, Oct 1: 64 °F: Clear. Showing: All Year January February March April May June July August September October November December. January is on average the COOLEST month. The best month to swim in the sea is in September when the average sea temperature is 19.9°C (68°F). Mean Temp: 63 °F. The sea in Lisbon is definitely cool to swim in, or a little cold, even in summer: the water temperature reaches 18 °C (64 °F) in June, 19 °C (66 °F) in July, and 20 °C (68 °F) in August and September. Alfragide 66 ° 37 ° 7. 74 ° 34 ° 5. The climate guide for Lisbon, Portugal shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Sacavém Precipitation: 0.97". and only go as low as 8/9 degrees. 39 ° 18 ° 2. Lisbon is the sunniest capital city in Europe, and that includes throughout the winter. The weather in Lisbon in December and January is still pleasant, compared to many European destinations further north. 64 ° 31 ° 3. The gulf stream largely influences the climate in this metropolitan city. All Year Climate & Weather Averages in Lisbon. Alfornelos The record temperature this month is 76°F and it rains about 29% of the time in february. January is the coldest month in Lisbon, with temperatures between 46 and 59 degrees F. There is a chance of rain, so be prepared and pack clothes you can layer. 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The warmest month is July, with mean temperatures of 24°C (75.2°F). Key Events: MOTELX - Lisbon International Film Festival (September) January is the coldest month of the year in the beautiful city of Lisbon, Portugal.The average low temperature bottoms out at 46°F (8°C) while the average high temperature peaks at 59°F (15°C). Throughout the year, temperatures vary by 11.0 °C | 51.8 °F. Lisbon weather statistics; Hottest month: August: 28 °C 82.4 °F: Driest month: July: 4 mm 0.2 ins: Sunniest month: August: 11.8 hrs: Coldest month: January: 14.7 °C 58.5 °F: Wettest month: November: 111 mm 4.4 ins: Warmest sea: September: 20.4 °C 68.7 °F During the second ten day period, the climate throughout July in Lisbon is the result of the superb weather conditions: mild mornings, warm afternoons as well as sunshine that adds to itself decorates day after day. The warmest month of the year is August, with an average temperature of 22.7 °C | 72.9 °F. Miraflores In Lisbon, the average seawater temperature in February is 15.3°C (59.5°F). Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Lisbon area. Here are the average sea temperatures. The hottest month of Lisbon weather is August, with an average of 28 degree Celsius. The evenings are balmy and mild, causing people to congregate in the main squares and pavements. However, in the coastal areas most exposed to ocean winds (see Peniche, Sines, Sagres), it is cool even in summer. The closest Ocean of Lisbon is Atlantic Ocean, The closest Airports of Lisbon are: Lisbon Airport (LIS) 6.95km,Faro Airport (FAO) 213.78km,Francisco de Sá Carneiro Airport (OPO) 284.10km, You can reach Lisbon from this Cities by Plane: London (LTN), Leeds (LBA), Glasgow (PIK), Copenhagen (CPH), Vienna (VIE), Paris (ORY), Birmingham (BHX), Edinburgh (EDI), Exeter (EXT), Toronto (YYZ), Lyon (LYS), Hamburg (HAM), Newcastle upon Tyne (NCL), Cologne (CGN), Oslo (OSL), Bremen (BRE), Liverpool (LPL), Nottingham (EMA), Faro (FAO), Funchal (FNC) Summer in Lisbon is always sunny and hot. The best time to visit Lisbon Amadora Between march and may the climate is good. By October, temperatures begin to drop into the low 60s and high 50s, so be sure to pack your windbreaker. 1 st July, with an average maximum temperature of 22.7 °C | 51.8 °F also visit Lisbon weather... Pm CST sun mon tue wed thu fri sat difference in precipitation between the driest month and snowfall! 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