Viana Do Castelo, Portugal Climate

Weather: 18.31°C/64.96°F, Wind SW at 3.48 km/h, 84% Humidity, 0% Chance of rain

Portugal
(Photo by PNG Design on Unsplash)

Viana do Castelo Climate Summary

Located at an elevation of 8.8 meters (28.87 feet) above sea level, Viana do Castelo has a Mediterranean, warm summer climate (Classification: Csb). The city’s yearly temperature is 15.89ºC (60.6ºF) and it is -0.92% lower than Portugal’s averages. Viana do Castelo typically receives about 155.54 millimeters (6.12 inches) of precipitation and has 130.55 rainy days (35.77% of the time) annually.

Country Portugal
Longitude -8.8344101
Latitude 41.6918275
Attitude/Elevation 8.8m (28.87ft)
Local time Tuesday 18:34
Annual high temperature 17.97ºC (64.35ºF)
Annual low temperature 12.46ºC (54.43ºF)
Average annual precip. 155.54mm (6.12in)
Warmest month August (23.24ºC / 73.83ºF)
Coldest Month February (8.58ºC / 47.44ºF)
Wettest Month October (267.79mm / 10.54in)
Driest Month July (23.8mm / 0.94in)
Number of days with rainfall (≥ 1.0 mm) 130.55 days (35.77%)
Days with no rain 234.45 days (64.23%)
Humidity 77.32%

Climate Viana do Castelo: Monthly Averages

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 18.0(64.4) 20.0(68.0) 22.0(71.6) 26.0(78.8) 29.0(84.2) 29.0(84.2) 32.0(89.6) 31.0(87.8) 30.0(86.0) 29.0(84.2) 22.0(71.6) 19.0(66.2) 32.0(89.6)
Average high °C (°F) 13.12(55.62) 13.32(55.98) 14.91(58.84) 16.51(61.72) 18.85(65.93) 20.68(69.22) 23.07(73.53) 23.24(73.83) 22.63(72.73) 19.77(67.59) 15.68(60.22) 13.89(57.0) 17.97(64.35)
Daily mean °C (°F) 11.17(52.11) 11.2(52.16) 12.66(54.79) 14.46(58.03) 16.89(62.4) 18.91(66.04) 21.02(69.84) 21.02(69.84) 20.15(68.27) 17.5(63.5) 13.77(56.79) 11.97(53.55) 15.89(60.6)
Average low °C (°F) 8.96(48.13) 8.58(47.44) 9.33(48.79) 10.69(51.24) 12.65(54.77) 14.4(57.92) 16.32(61.38) 16.52(61.74) 16.2(61.16) 14.66(58.39) 11.46(52.63) 9.78(49.6) 12.46(54.43)
Record low °C (°F) 2.0(35.6) 1.0(33.8) 1.0(33.8) 4.0(39.2) 7.0(44.6) 8.0(46.4) 12.0(53.6) 0.0(0) 10.0(50.0) 6.0(42.8) 3.0(37.4) 2.0(35.6) 0.0(0)
Average precipitation mm (inches) 266.52(10.49) 211.21(8.32) 177.85(7.0) 157.45(6.2) 127.04(5.0) 55.37(2.18) 23.8(0.94) 34.71(1.37) 82.05(3.23) 267.79(10.54) 233.12(9.18) 229.56(9.04) 155.54(6.12)
Average precipitation days (≥ 1.0 mm) 15.36 13.0 14.27 12.55 9.64 8.0 4.0 4.73 7.0 12.09 15.82 14.09 10.88
Average relative humidity (%) 80.42 78.4 77.49 77.72 76.25 77.13 76.39 75.51 74.26 76.08 79.12 79.08 77.32
Mean monthly sunshine hours 6.68 8.72 9.91 11.67 13.35 13.56 13.93 13.25 10.94 8.52 6.98 6.79 10.36

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Viana do Castelo in recent years.

Viana do Castelo

Viana do Castelo Temperature by Month

July
21.02°C | 69.84°F
August
21.02°C | 69.84°F
September
20.15°C | 68.27°F
June
18.91°C | 66.04°F
October
17.5°C | 63.5°F
May
16.89°C | 62.4°F
April
14.46°C | 58.03°F
November
13.77°C | 56.79°F
March
12.66°C | 54.79°F
December
11.97°C | 53.55°F
February
11.2°C | 52.16°F
January
11.17°C | 52.11°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Temperature Max Average Min
Max Temperature 24.0°C (75.2°F) 21.1°C (69.98°F) 18.0°C (64.4°F)
Avg Temperature 22.0°C (71.6°F) 19.65°C (67.37°F) 18.0°C (64.4°F)
Min Temperature 20.0°C (68.0°F) 17.26°C (63.07°F) 16.0°C (60.8°F)
Dew Point Max Average Min
Dew Point 18.0°C (64.4°F) 16.06°C (60.91°F) 14.0°C (57.2°F)
Precipitation Max Average Min Sum
Precipitation 4.5mm | 0.18in 0.4mm | 0.02in 0.0mm | 0in 12.5mm | 0.49in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 26.0kmh | 16.16mph 12.29kmh | 7.64mph 6.0kmh | 3.73mph
Gust Wind 38.0kmh | 23.61mph 18.23kmh | 11.33mph 9.0kmh | 5.59mph
Sea Level Pressure Max Average Min
Sea Level Pressure 4.5mb 0.4mb 0.0mb
Viana do Castelo

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
July ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2018-07-01 18 | 64.4 15 | 59.0 86 18 | 11.18 29.83 | 1010 3.0 | 0.12
2018-07-02 18 | 64.4 16 | 60.8 91 15 | 9.32 29.94 | 1014 4.5 | 0.18
2018-07-03 18 | 64.4 15 | 59.0 86 10 | 6.21 30.06 | 1018 0.9 | 0.04
2018-07-04 18 | 64.4 15 | 59.0 86 10 | 6.21 30.09 | 1019 0.3 | 0.01
2018-07-05 18 | 64.4 15 | 59.0 86 9 | 5.59 30.21 | 1023 0.0 | 0.0
2018-07-06 19 | 66.2 15 | 59.0 83 11 | 6.84 30.15 | 1021 0.0 | 0.0
2018-07-07 20 | 68.0 16 | 60.8 81 8 | 4.97 30.09 | 1019 0.0 | 0.0
2018-07-08 21 | 69.8 17 | 62.6 79 8 | 4.97 30.09 | 1019 0.0 | 0.0
2018-07-09 22 | 71.6 18 | 64.4 79 7 | 4.35 30.09 | 1019 0.0 | 0.0
2018-07-10 22 | 71.6 18 | 64.4 80 6 | 3.73 30.06 | 1018 0.0 | 0.0
2018-07-11 21 | 69.8 17 | 62.6 81 15 | 9.32 30.0 | 1016 0.1 | 0.0
2018-07-12 21 | 69.8 16 | 60.8 78 18 | 11.18 30.0 | 1016 0.0 | 0.0
2018-07-13 20 | 68.0 17 | 62.6 85 9 | 5.59 29.97 | 1015 2.4 | 0.09
2018-07-14 19 | 66.2 17 | 62.6 84 8 | 4.97 30.03 | 1017 0.0 | 0.0
2018-07-15 19 | 66.2 16 | 60.8 82 9 | 5.59 30.06 | 1018 0.2 | 0.01
2018-07-16 19 | 66.2 15 | 59.0 82 11 | 6.84 30.15 | 1021 0.0 | 0.0
2018-07-17 20 | 68.0 16 | 60.8 80 19 | 11.81 30.06 | 1018 0.0 | 0.0
2018-07-18 20 | 68.0 17 | 62.6 86 12 | 7.46 30.0 | 1016 0.0 | 0.0
2018-07-19 20 | 68.0 17 | 62.6 86 10 | 6.21 30.03 | 1017 0.2 | 0.01
2018-07-20 20 | 68.0 15 | 59.0 77 26 | 16.16 30.09 | 1019 0.0 | 0.0
2018-07-21 19 | 66.2 15 | 59.0 78 20 | 12.43 30.06 | 1018 0.0 | 0.0
2018-07-22 21 | 69.8 16 | 60.8 76 15 | 9.32 30.0 | 1016 0.0 | 0.0
2018-07-23 20 | 68.0 16 | 60.8 80 13 | 8.08 29.97 | 1015 0.0 | 0.0
2018-07-24 20 | 68.0 16 | 60.8 84 13 | 8.08 30.0 | 1016 0.1 | 0.0
2018-07-25 20 | 68.0 17 | 62.6 85 11 | 6.84 30.0 | 1016 0.0 | 0.0
2018-07-26 20 | 68.0 17 | 62.6 85 12 | 7.46 30.0 | 1016 0.1 | 0.0
2018-07-27 19 | 66.2 16 | 60.8 83 7 | 4.35 30.0 | 1016 0.3 | 0.01
2018-07-28 19 | 66.2 15 | 59.0 81 8 | 4.97 30.03 | 1017 0.0 | 0.0
2018-07-29 19 | 66.2 14 | 57.2 79 11 | 6.84 30.09 | 1019 0.0 | 0.0
2018-07-30 19 | 66.2 17 | 62.6 89 13 | 8.08 30.09 | 1019 0.4 | 0.02
2018-07-31 20 | 68.0 16 | 60.8 81 19 | 11.81 30.09 | 1019 0.0 | 0.0

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