Dehiwala, Western, Sri Lanka Climate

Weather: 25.01°C/77.02°F, Wind SW at 1.56 km/h, 87% Humidity, 0% Chance of rain

Sri Lanka
(Photo by Paris Speak on Unsplash)

Dehiwala Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Dehiwala has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 30.42ºC (86.76ºF) and it is 2.96% higher than Sri Lanka’s averages. Dehiwala typically receives about 346.99 millimeters (13.66 inches) of precipitation and has 292.97 rainy days (80.27% of the time) annually.

CountrySri Lanka
CityWestern
Longitude79.8800832
Latitude6.8301185
Attitude/ElevationNonem (0ft)
Local timeTuesday 22:04
Annual high temperature32.54ºC (90.57ºF)
Annual low temperature26.96ºC (80.53ºF)
Average annual precip.346.99mm (13.66in)
Warmest monthMarch (34.48ºC / 94.06ºF)
Coldest MonthJanuary (25.23ºC / 77.41ºF)
Wettest MonthJune (610.78mm / 24.05in)
Driest MonthJanuary (80.91mm / 3.19in)
Number of days with rainfall (≥ 1.0 mm)292.97 days (80.27%)
Days with no rain72.02999999999997 days (19.73%)
Humidity84.02%

Climate Dehiwala: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)38.39(101.1)41.59(106.86)39.46(103.03)37.32(99.18)36.26(97.27)34.12(93.42)33.06(91.51)34.12(93.42)34.12(93.42)36.26(97.27)35.19(95.34)37.32(99.18)41.59(106.86)
Average high °C (°F)33.28(91.9)34.03(93.25)34.48(94.06)34.12(93.42)32.76(90.97)31.38(88.48)31.03(87.85)31.11(88.0)31.32(88.38)32.03(89.65)32.54(90.57)32.31(90.16)32.54(90.57)
Daily mean °C (°F)30.29(86.52)30.87(87.57)31.55(88.79)31.83(89.29)31.17(88.11)30.08(86.14)29.65(85.37)29.68(85.42)29.74(85.53)30.2(86.36)30.25(86.45)29.77(85.59)30.42(86.76)
Average low °C (°F)25.23(77.41)25.71(78.28)27.08(80.74)28.2(82.76)28.42(83.16)27.78(82.0)27.35(81.23)27.19(80.94)27.09(80.76)27.15(80.87)26.6(79.88)25.71(78.28)26.96(80.53)
Record low °C (°F)20.26(68.47)20.26(68.47)24.53(76.15)25.59(78.06)23.46(74.23)23.46(74.23)22.39(72.3)21.33(70.39)19.2(66.56)19.2(66.56)19.2(66.56)18.13(64.63)18.13(64.63)
Average precipitation mm (inches)80.91(3.19)100.61(3.96)119.56(4.71)258.02(10.16)557.84(21.96)610.78(24.05)543.64(21.4)527.52(20.77)443.09(17.44)386.8(15.23)320.44(12.62)214.66(8.45)346.99(13.66)
Average precipitation days (≥ 1.0 mm)10.3812.8919.4826.5629.8630.3430.8330.8327.1428.4125.8820.3624.41
Average relative humidity (%)78.5879.4780.6482.1485.3387.9288.1287.1986.3684.6184.1583.7784.02
Mean monthly sunshine hours11.8411.6511.7611.9412.1512.1611.0610.3411.0210.819.599.4511.14

Climate Graph

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

Dehiwala

Dehiwala Temperature by Month

April
31.83°C | 89.29°F
March
31.55°C | 88.79°F
May
31.17°C | 88.11°F
February
30.87°C | 87.57°F
January
30.29°C | 86.52°F
November
30.25°C | 86.45°F
October
30.2°C | 86.36°F
June
30.08°C | 86.14°F
December
29.77°C | 85.59°F
September
29.74°C | 85.53°F
August
29.68°C | 85.42°F
July
29.65°C | 85.37°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 Temperature31.99°C (89.58°F)30.31°C (86.56°F)28.79°C (83.82°F)
Avg Temperature29.86°C (85.75°F)28.79°C (83.82°F)27.73°C (81.91°F)
Min Temperature27.73°C (81.91°F)26.49°C (79.68°F)25.59°C (78.06°F)
Dew PointMaxAverageMin
Dew Point25.59°C (78.06°F)25.59°C (78.06°F)25.59°C (78.06°F)
PrecipitationMaxAverageMinSum
Precipitation22.93mm | 0.9in6.82mm | 0.27in0.21mm | 0.01in211.38mm | 8.32in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind21.33kmh | 13.25mph15.58kmh | 9.68mph9.6kmh | 5.97mph
Gust Wind34.12kmh | 21.2mph22.74kmh | 14.13mph12.8kmh | 7.95mph
Sea Level PressureMaxAverageMin
Sea Level Pressure22.93mb6.82mb0.21mb
Dehiwala

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
August° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-08-0128.79 | 83.8225.59 | 78.068614.93 | 9.2831.84 | 1078.134.48 | 0.18
2018-08-0228.79 | 83.8225.59 | 78.068612.8 | 7.9531.84 | 1078.133.52 | 0.14
2018-08-0328.79 | 83.8225.59 | 78.068512.8 | 7.9531.84 | 1078.135.23 | 0.21
2018-08-0428.79 | 83.8225.59 | 78.068514.93 | 9.2831.84 | 1078.137.57 | 0.3
2018-08-0529.86 | 85.7525.59 | 78.068418.13 | 11.2731.84 | 1078.131.92 | 0.08
2018-08-0628.79 | 83.8225.59 | 78.068518.13 | 11.2731.81 | 1077.067.04 | 0.28
2018-08-0727.73 | 81.9125.59 | 78.068617.06 | 10.631.77 | 1076.021.22 | 0.84
2018-08-0827.73 | 81.9125.59 | 78.068716.0 | 9.9431.77 | 1076.014.5 | 0.57
2018-08-0928.79 | 83.8225.59 | 78.068713.86 | 8.6131.81 | 1077.0614.93 | 0.59
2018-08-1028.79 | 83.8225.59 | 78.068814.93 | 9.2831.84 | 1078.1320.26 | 0.8
2018-08-1128.79 | 83.8225.59 | 78.068620.26 | 12.5931.81 | 1077.067.78 | 0.31
2018-08-1228.79 | 83.8225.59 | 78.068521.33 | 13.2531.77 | 1076.02.45 | 0.1
2018-08-1328.79 | 83.8225.59 | 78.068816.0 | 9.9431.81 | 1077.0610.88 | 0.43
2018-08-1428.79 | 83.8225.59 | 78.068718.13 | 11.2731.77 | 1076.09.28 | 0.37
2018-08-1527.73 | 81.9125.59 | 78.068621.33 | 13.2531.81 | 1077.0612.48 | 0.49
2018-08-1628.79 | 83.8225.59 | 78.068518.13 | 11.2731.81 | 1077.068.85 | 0.35
2018-08-1728.79 | 83.8225.59 | 78.068418.13 | 11.2731.74 | 1074.938.64 | 0.34
2018-08-1828.79 | 83.8225.59 | 78.068619.2 | 11.9331.74 | 1074.9322.93 | 0.9
2018-08-1928.79 | 83.8225.59 | 78.068621.33 | 13.2531.74 | 1074.935.87 | 0.23
2018-08-2028.79 | 83.8225.59 | 78.068518.13 | 11.2731.77 | 1076.02.24 | 0.09
2018-08-2128.79 | 83.8225.59 | 78.068413.86 | 8.6131.81 | 1077.063.52 | 0.14
2018-08-2228.79 | 83.8225.59 | 78.06849.6 | 5.9731.81 | 1077.060.85 | 0.03
2018-08-2328.79 | 83.8225.59 | 78.068410.66 | 6.6231.77 | 1076.00.21 | 0.01
2018-08-2428.79 | 83.8225.59 | 78.068511.73 | 7.2931.77 | 1076.00.75 | 0.03
2018-08-2528.79 | 83.8225.59 | 78.068612.8 | 7.9531.74 | 1074.931.07 | 0.04
2018-08-2628.79 | 83.8225.59 | 78.068612.8 | 7.9531.74 | 1074.931.17 | 0.05
2018-08-2728.79 | 83.8225.59 | 78.068512.8 | 7.9531.74 | 1074.932.35 | 0.09
2018-08-2829.86 | 85.7525.59 | 78.068311.73 | 7.2931.77 | 1076.00.85 | 0.03
2018-08-2928.79 | 83.8225.59 | 78.068312.8 | 7.9531.81 | 1077.062.35 | 0.09
2018-08-3029.86 | 85.7525.59 | 78.068213.86 | 8.6131.77 | 1076.00.96 | 0.04
2018-08-3128.79 | 83.8225.59 | 78.068414.93 | 9.2831.81 | 1077.065.23 | 0.21

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