Isna, Castelo Branco, Portugal Climate

Weather: 4.83°C/40.69°F, Wind SW at 3.07 km/h, 74% Humidity, 0% Chance of rain

Isna Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Isna has a Mediterranean, hot summer climate (Classification: Csa). The district’s yearly temperature is 18.06ºC (64.51ºF) and it is 1.25% higher than Portugal’s averages. Isna typically receives about 69.14 millimeters (2.72 inches) of precipitation and has 88.31 rainy days (24.19% of the time) annually.

CountryPortugal
CityCastelo Branco
Longitude-7.860212
Latitude39.8411467
Attitude/ElevationNonem (0ft)
Local timeWednesday 01:17
Annual high temperature22.76ºC (72.97ºF)
Annual low temperature10.8ºC (51.44ºF)
Average annual precip.69.14mm (2.72in)
Warmest monthAugust (35.16ºC / 95.29ºF)
Coldest MonthJanuary (4.05ºC / 39.29ºF)
Wettest MonthOctober (122.84mm / 4.84in)
Driest MonthJuly (4.8mm / 0.19in)
Number of days with rainfall (≥ 1.0 mm)88.31 days (24.19%)
Days with no rain276.69 days (75.81%)
Humidity70.18%

Climate Isna: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.26(66.67)22.47(72.45)26.75(80.15)31.03(87.85)36.38(97.48)42.8(109.04)44.94(112.89)46.01(114.82)43.87(110.97)36.38(97.48)24.61(76.3)20.33(68.59)46.01(114.82)
Average high °C (°F)12.79(55.02)14.1(57.38)16.78(62.2)19.98(67.96)25.09(77.16)29.91(85.84)34.74(94.53)35.16(95.29)30.94(87.69)23.79(74.82)16.27(61.29)13.49(56.28)22.76(72.97)
Daily mean °C (°F)8.6(47.48)9.65(49.37)12.4(54.32)15.78(60.4)20.7(69.26)25.09(77.16)29.04(84.27)29.02(84.24)25.4(77.72)19.05(66.29)12.56(54.61)9.48(49.06)18.06(64.51)
Average low °C (°F)4.05(39.29)4.16(39.49)5.81(42.46)8.38(47.08)12.12(53.82)15.62(60.12)18.47(65.25)18.16(64.69)16.57(61.83)12.8(55.04)8.13(46.63)5.24(41.43)10.8(51.44)
Record low °C (°F)-3.21(26.22)-4.28(24.3)-2.14(28.15)-1.07(30.07)3.21(37.78)7.49(45.48)10.7(51.26)0.0(0)8.56(47.41)3.21(37.78)-1.07(30.07)-3.21(26.22)-4.28(24.3)
Average precipitation mm (inches)91.29(3.59)87.21(3.43)97.24(3.83)89.39(3.52)56.01(2.21)13.21(0.52)4.8(0.19)5.79(0.23)44.48(1.75)122.84(4.84)118.78(4.68)98.62(3.88)69.14(2.72)
Average precipitation days (≥ 1.0 mm)10.68.5611.8711.877.23.021.461.464.478.5610.898.377.36
Average relative humidity (%)87.4983.2880.979.1767.5658.549.946.7252.367.5983.7684.9870.17
Mean monthly sunshine hours7.529.4410.6112.4414.3215.1215.2114.6712.099.067.667.611.31

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Isna in recent years.

Isna

Isna Temperature by Month

July
29.04°C | 84.27°F
August
29.02°C | 84.24°F
September
25.4°C | 77.72°F
June
25.09°C | 77.16°F
May
20.7°C | 69.26°F
October
19.05°C | 66.29°F
April
15.78°C | 60.4°F
November
12.56°C | 54.61°F
March
12.4°C | 54.32°F
February
9.65°C | 49.37°F
December
9.48°C | 49.06°F
January
8.6°C | 47.48°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
TemperatureMaxAverageMin
Max Temperature33.17°C (91.71°F)26.03°C (78.85°F)14.98°C (58.96°F)
Avg Temperature26.75°C (80.15°F)20.19°C (68.34°F)12.84°C (55.11°F)
Min Temperature18.19°C (64.74°F)13.05°C (55.49°F)8.56°C (47.41°F)
Dew PointMaxAverageMin
Dew Point11.77°C (53.19°F)6.21°C (43.18°F)1.07°C (33.93°F)
PrecipitationMaxAverageMinSum
Precipitation62.16mm | 2.45in4.15mm | 0.16in0.0mm | 0in128.72mm | 5.07in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind19.26kmh | 11.97mph10.15kmh | 6.31mph4.28kmh | 2.66mph
Gust Wind32.1kmh | 19.95mph16.77kmh | 10.42mph7.49kmh | 4.65mph
Sea Level PressureMaxAverageMin
Sea Level Pressure62.16mb4.15mb0.0mb
Isna

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2011-10-0124.61 | 76.37.49 | 45.484216.05 | 9.9732.13 | 1088.090.0 | 0
2011-10-0223.54 | 74.377.49 | 45.484210.7 | 6.6532.26 | 1092.370.0 | 0
2011-10-0324.61 | 76.35.35 | 41.63385.35 | 3.3232.35 | 1095.580.0 | 0
2011-10-0425.68 | 78.225.35 | 41.633510.7 | 6.6532.32 | 1094.510.0 | 0
2011-10-0525.68 | 78.223.21 | 37.78317.49 | 4.6532.29 | 1093.440.0 | 0
2011-10-0626.75 | 80.157.49 | 45.483810.7 | 6.6532.29 | 1093.440.0 | 0
2011-10-0721.4 | 70.529.63 | 49.335317.12 | 10.6432.29 | 1093.440.0 | 0
2011-10-0819.26 | 66.676.42 | 43.565013.91 | 8.6432.32 | 1094.510.0 | 0
2011-10-0920.33 | 68.596.42 | 43.565110.7 | 6.6532.32 | 1094.510.0 | 0
2011-10-1021.4 | 70.524.28 | 39.7429.63 | 5.9832.35 | 1095.580.0 | 0
2011-10-1123.54 | 74.373.21 | 37.78366.42 | 3.9932.32 | 1094.510.0 | 0
2011-10-1223.54 | 74.373.21 | 37.78374.28 | 2.6632.26 | 1092.370.0 | 0
2011-10-1324.61 | 76.33.21 | 37.78316.42 | 3.9932.19 | 1090.230.0 | 0
2011-10-1424.61 | 76.35.35 | 41.63377.49 | 4.6532.13 | 1088.090.0 | 0
2011-10-1522.47 | 72.452.14 | 35.85337.49 | 4.6532.16 | 1089.160.0 | 0
2011-10-1622.47 | 72.451.07 | 33.93324.28 | 2.6632.23 | 1091.30.0 | 0
2011-10-1721.4 | 70.522.14 | 35.85374.28 | 2.6632.23 | 1091.30.0 | 0
2011-10-1821.4 | 70.523.21 | 37.78405.35 | 3.3232.23 | 1091.30.0 | 0
2011-10-1919.26 | 66.677.49 | 45.48549.63 | 5.9832.23 | 1091.30.0 | 0
2011-10-2018.19 | 64.746.42 | 43.565612.84 | 7.9832.23 | 1091.30.0 | 0
2011-10-2117.12 | 62.821.07 | 33.93448.56 | 5.3232.13 | 1088.090.0 | 0
2011-10-2218.19 | 64.745.35 | 41.63518.56 | 5.3232.04 | 1084.880.43 | 0.02
2011-10-2317.12 | 62.8211.77 | 53.198018.19 | 11.331.85 | 1078.468.67 | 0.34
2011-10-2414.98 | 58.9610.7 | 51.267917.12 | 10.6431.63 | 1070.9762.16 | 2.45
2011-10-2512.84 | 55.117.49 | 45.487912.84 | 7.9831.88 | 1079.530.86 | 0.03
2011-10-2613.91 | 57.0410.7 | 51.268819.26 | 11.9731.78 | 1076.3243.12 | 1.7
2011-10-2714.98 | 58.9611.77 | 53.198714.98 | 9.3131.78 | 1076.3212.41 | 0.49
2011-10-2813.91 | 57.047.49 | 45.487410.7 | 6.6532.23 | 1091.30.0 | 0
2011-10-2914.98 | 58.967.49 | 45.48687.49 | 4.6532.29 | 1093.440.0 | 0
2011-10-3016.05 | 60.897.49 | 45.48667.49 | 4.6532.26 | 1092.370.0 | 0
2011-10-3117.12 | 62.8210.7 | 51.26798.56 | 5.3232.13 | 1088.091.07 | 0.04

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