Dem, Viana Do Castelo, Portugal Climate
Weather: 16.35°C/61.43°F, Wind SW at 3.53 km/h, 95% Humidity, 0% Chance of rain
Dem Climate Summary
Located at an elevation of 262.75 meters (862.04 feet) above sea level, Dem has a Mediterranean, warm summer climate (Classification: Csb). The district’s yearly temperature is 16.47ºC (61.65ºF) and it is -0.34% lower than Portugal’s averages. Dem typically receives about 161.22 millimeters (6.35 inches) of precipitation and has 135.31 rainy days (37.07% of the time) annually.
Country | Portugal |
City | Viana do Castelo |
Longitude | -8.770844 |
Latitude | 41.8404469 |
Attitude/Elevation | 262.75m (862.04ft) |
Local time | Saturday 08:57 |
Annual high temperature | 18.63ºC (65.53ºF) |
Annual low temperature | 12.91ºC (55.24ºF) |
Average annual precip. | 161.22mm (6.35in) |
Warmest month | August (24.09ºC / 75.36ºF) |
Coldest Month | February (8.89ºC / 48.0ºF) |
Wettest Month | October (277.56mm / 10.93in) |
Driest Month | July (24.67mm / 0.97in) |
Number of days with rainfall (≥ 1.0 mm) | 135.31 days (37.07%) |
Days with no rain | 229.69 days (62.93%) |
Humidity | 80.14% |
Climate Dem: Weather By Month
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Record high °C (°F) | 18.66(65.59) | 20.73(69.31) | 22.8(73.04) | 26.95(80.51) | 30.06(86.11) | 30.06(86.11) | 33.17(91.71) | 32.13(89.83) | 31.09(87.96) | 30.06(86.11) | 22.8(73.04) | 19.69(67.44) | 33.17(91.71) |
Average high °C (°F) | 13.6(56.48) | 13.81(56.86) | 15.45(59.81) | 17.11(62.8) | 19.54(67.17) | 21.43(70.57) | 23.91(75.04) | 24.09(75.36) | 23.46(74.23) | 20.49(68.88) | 16.25(61.25) | 14.4(57.92) | 18.63(65.53) |
Daily mean °C (°F) | 11.58(52.84) | 11.61(52.9) | 13.12(55.62) | 14.99(58.98) | 17.51(63.52) | 19.6(67.28) | 21.79(71.22) | 21.79(71.22) | 20.89(69.6) | 18.14(64.65) | 14.27(57.69) | 12.41(54.34) | 16.47(61.65) |
Average low °C (°F) | 9.29(48.72) | 8.89(48.0) | 9.67(49.41) | 11.08(51.94) | 13.11(55.6) | 14.93(58.87) | 16.92(62.46) | 17.12(62.82) | 16.79(62.22) | 15.2(59.36) | 11.88(53.38) | 10.14(50.25) | 12.91(55.24) |
Record low °C (°F) | 2.07(35.73) | 1.04(33.87) | 1.04(33.87) | 4.15(39.47) | 7.26(45.07) | 8.29(46.92) | 12.44(54.39) | 0.0(0) | 10.37(50.67) | 6.22(43.2) | 3.11(37.6) | 2.07(35.73) | 0.0(0) |
Average precipitation mm (inches) | 276.25(10.88) | 218.92(8.62) | 184.34(7.26) | 163.2(6.43) | 131.68(5.18) | 57.39(2.26) | 24.67(0.97) | 35.98(1.42) | 85.04(3.35) | 277.56(10.93) | 241.63(9.51) | 237.94(9.37) | 161.22(6.35) |
Average precipitation days (≥ 1.0 mm) | 15.92 | 13.47 | 14.79 | 13.01 | 9.99 | 8.29 | 4.15 | 4.9 | 7.26 | 12.53 | 16.4 | 14.6 | 11.28 |
Average relative humidity (%) | 83.36 | 81.26 | 80.32 | 80.56 | 79.03 | 79.95 | 79.18 | 78.27 | 76.97 | 78.86 | 82.01 | 81.97 | 80.14 |
Mean monthly sunshine hours | 6.92 | 9.04 | 10.27 | 12.1 | 13.84 | 14.05 | 14.44 | 13.73 | 11.34 | 8.83 | 7.23 | 7.04 | 10.74 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Dem in recent years.
Dem Temperature by Month
July | 21.79°C | 71.22°F | |
August | 21.79°C | 71.22°F | |
September | 20.89°C | 69.6°F | |
June | 19.6°C | 67.28°F | |
October | 18.14°C | 64.65°F | |
May | 17.51°C | 63.52°F | |
April | 14.99°C | 58.98°F | |
November | 14.27°C | 57.69°F | |
March | 13.12°C | 55.62°F | |
December | 12.41°C | 54.34°F | |
February | 11.61°C | 52.9°F | |
January | 11.58°C | 52.84°F |
Historical Data
Temperature | Max | Average | Min | |
---|---|---|---|---|
Max Temperature | 16.58°C (61.84°F) | 12.91°C (55.24°F) | 10.37°C (50.67°F) | |
Avg Temperature | 14.51°C (58.12°F) | 11.57°C (52.83°F) | 8.29°C (46.92°F) | |
Min Temperature | 14.51°C (58.12°F) | 10.07°C (50.13°F) | 6.22°C (43.2°F) | |
Dew Point | Max | Average | Min | |
Dew Point | 13.47°C (56.25°F) | 7.79°C (46.02°F) | 3.11°C (37.6°F) | |
Precipitation | Max | Average | Min | Sum |
Precipitation | 12.85mm | 0.51in | 1.76mm | 0.07in | 0.0mm | 0in | 54.42mm | 2.14in |
Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
Wind | Max | Average | Min | |
Wind | 30.06kmh | 18.68mph | 16.48kmh | 10.24mph | 4.15kmh | 2.58mph | |
Gust Wind | 43.53kmh | 27.05mph | 26.15kmh | 16.25mph | 7.26kmh | 4.51mph | |
Sea Level Pressure | Max | Average | Min | |
Sea Level Pressure | 12.85mb | 1.76mb | 0.0mb |
Daily Observations
Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
---|---|---|---|---|---|---|
January | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
2018-01-01 | 13.47 | 56.25 | 10.37 | 50.67 | 85 | 20.73 | 12.88 | 31.59 | 1069.67 | 1.04 | 0.04 |
2018-01-02 | 14.51 | 58.12 | 12.44 | 54.39 | 94 | 22.8 | 14.17 | 31.59 | 1069.67 | 5.6 | 0.22 |
2018-01-03 | 14.51 | 58.12 | 13.47 | 56.25 | 96 | 17.62 | 10.95 | 31.59 | 1069.67 | 1.04 | 0.04 |
2018-01-04 | 14.51 | 58.12 | 12.44 | 54.39 | 91 | 21.77 | 13.53 | 31.4 | 1063.45 | 0.93 | 0.04 |
2018-01-05 | 11.4 | 52.52 | 8.29 | 46.92 | 80 | 23.84 | 14.81 | 30.98 | 1048.94 | 5.29 | 0.21 |
2018-01-06 | 8.29 | 46.92 | 3.11 | 37.6 | 70 | 14.51 | 9.02 | 30.82 | 1043.76 | 0.1 | 0.0 |
2018-01-07 | 9.33 | 48.79 | 4.15 | 39.47 | 74 | 30.06 | 18.68 | 30.82 | 1043.76 | 0.0 | 0 |
2018-01-08 | 9.33 | 48.79 | 4.15 | 39.47 | 71 | 12.44 | 7.73 | 30.98 | 1048.94 | 0.0 | 0 |
2018-01-09 | 10.37 | 50.67 | 7.26 | 45.07 | 83 | 25.91 | 16.1 | 31.01 | 1049.97 | 5.39 | 0.21 |
2018-01-10 | 11.4 | 52.52 | 8.29 | 46.92 | 79 | 22.8 | 14.17 | 31.19 | 1056.19 | 5.18 | 0.2 |
2018-01-11 | 11.4 | 52.52 | 6.22 | 43.2 | 72 | 19.69 | 12.23 | 31.43 | 1064.49 | 0.83 | 0.03 |
2018-01-12 | 10.37 | 50.67 | 5.18 | 41.32 | 74 | 21.77 | 13.53 | 31.34 | 1061.38 | 0.21 | 0.01 |
2018-01-13 | 11.4 | 52.52 | 7.26 | 45.07 | 81 | 18.66 | 11.59 | 31.13 | 1054.12 | 10.37 | 0.41 |
2018-01-14 | 9.33 | 48.79 | 5.18 | 41.32 | 76 | 8.29 | 5.15 | 31.25 | 1058.27 | 2.38 | 0.09 |
2018-01-15 | 9.33 | 48.79 | 4.15 | 39.47 | 74 | 11.4 | 7.08 | 31.46 | 1065.52 | 0.93 | 0.04 |
2018-01-16 | 12.44 | 54.39 | 11.4 | 52.52 | 96 | 8.29 | 5.15 | 31.5 | 1066.56 | 0.52 | 0.02 |
2018-01-17 | 11.4 | 52.52 | 8.29 | 46.92 | 82 | 20.73 | 12.88 | 31.53 | 1067.6 | 0.21 | 0.01 |
2018-01-18 | 11.4 | 52.52 | 7.26 | 45.07 | 77 | 16.58 | 10.3 | 31.4 | 1063.45 | 0.0 | 0 |
2018-01-19 | 12.44 | 54.39 | 9.33 | 48.79 | 83 | 17.62 | 10.95 | 31.4 | 1063.45 | 0.0 | 0 |
2018-01-20 | 11.4 | 52.52 | 8.29 | 46.92 | 84 | 9.33 | 5.8 | 31.53 | 1067.6 | 0.0 | 0 |
2018-01-21 | 12.44 | 54.39 | 11.4 | 52.52 | 94 | 9.33 | 5.8 | 31.59 | 1069.67 | 0.0 | 0 |
2018-01-22 | 13.47 | 56.25 | 11.4 | 52.52 | 90 | 7.26 | 4.51 | 31.56 | 1068.63 | 0.1 | 0.0 |
2018-01-23 | 12.44 | 54.39 | 10.37 | 50.67 | 86 | 4.15 | 2.58 | 31.53 | 1067.6 | 0.0 | 0 |
2018-01-24 | 11.4 | 52.52 | 8.29 | 46.92 | 83 | 19.69 | 12.23 | 31.4 | 1063.45 | 1.04 | 0.04 |
2018-01-25 | 10.37 | 50.67 | 8.29 | 46.92 | 81 | 20.73 | 12.88 | 31.28 | 1059.3 | 12.85 | 0.51 |
2018-01-26 | 10.37 | 50.67 | 5.18 | 41.32 | 74 | 22.8 | 14.17 | 31.53 | 1067.6 | 0.41 | 0.02 |
2018-01-27 | 10.37 | 50.67 | 6.22 | 43.2 | 78 | 18.66 | 11.59 | 31.68 | 1072.78 | 0.0 | 0 |
2018-01-28 | 12.44 | 54.39 | 6.22 | 43.2 | 73 | 11.4 | 7.08 | 31.68 | 1072.78 | 0.0 | 0 |
2018-01-29 | 13.47 | 56.25 | 6.22 | 43.2 | 67 | 12.44 | 7.73 | 31.65 | 1071.74 | 0.0 | 0 |
2018-01-30 | 12.44 | 54.39 | 5.18 | 41.32 | 63 | 9.33 | 5.8 | 31.5 | 1066.56 | 0.0 | 0 |
2018-01-31 | 11.4 | 52.52 | 6.22 | 43.2 | 68 | 10.37 | 6.44 | 31.34 | 1061.38 | 0.0 | 0 |
Dem 11 Year Historical Weather Data
- Dem, Viana do Castelo weather in January 2010
- Dem, Viana do Castelo weather in January 2011
- Dem, Viana do Castelo weather in January 2012
- Dem, Viana do Castelo weather in January 2013
- Dem, Viana do Castelo weather in January 2014
- Dem, Viana do Castelo weather in January 2015
- Dem, Viana do Castelo weather in January 2016
- Dem, Viana do Castelo weather in January 2017
- Dem, Viana do Castelo weather in January 2019
- Dem, Viana do Castelo weather in January 2020
Nearby locations
- Chao do Porto 0.29 km ( 0.18 mi)
- Arga de San Joao 3.11 km ( 1.93 mi)
- Acevedo 3.84 km ( 2.38 mi)
- Orbacem 4.08 km ( 2.53 mi)
- Aldeia Nova 5.31 km ( 3.30 mi)
- Agrelo 5.38 km ( 3.34 mi)
- Viso 5.52 km ( 3.43 mi)
- Sinal 6.41 km ( 3.98 mi)
- Cristelo 6.46 km ( 4.01 mi)
- Corgo 10.42 km ( 6.47 mi)
- Gateira 11.00 km ( 6.84 mi)
- Aldeia 13.20 km ( 8.20 mi)
- Lanhezes 13.98 km ( 8.68 mi)
- Breia 14.12 km ( 8.77 mi)
- Sao Bento 16.78 km ( 10.43 mi)
- Cuimbra 16.91 km ( 10.51 mi)
- Tostado 16.95 km ( 10.53 mi)
- Salgueiro 17.23 km ( 10.71 mi)
- Chao 17.29 km ( 10.74 mi)
- Campelo 17.36 km ( 10.79 mi)
- Ingada 17.42 km ( 10.82 mi)
- Darque 17.44 km ( 10.84 mi)
- Campo Grande 17.48 km ( 10.86 mi)
- Anha 19.75 km ( 12.27 mi)
- Bade 20.60 km ( 12.80 mi)
- Chafe 21.26 km ( 13.21 mi)
- Barroselas 22.25 km ( 13.83 mi)
- Queljada 23.74 km ( 14.75 mi)
- Armada 26.14 km ( 16.24 mi)
- Cadorcas 27.93 km ( 17.36 mi)
- Cachave 29.12 km ( 18.10 mi)
- Arcos de Valdevez 29.21 km ( 18.15 mi)
- Ponto da Barca 29.69 km ( 18.45 mi)
- Alderiz 29.94 km ( 18.60 mi)
- Cabreiro 31.11 km ( 19.33 mi)
- Touvedo 34.42 km ( 21.39 mi)
- Sistelo 36.02 km ( 22.38 mi)
- Merufe 37.37 km ( 23.22 mi)
- Baldosa 46.31 km ( 28.77 mi)
- View all
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