Dumai, Riau, Indonesia Climate

Weather: 29.11°C/84.4°F, Wind SW at 1.56 km/h, 78% Humidity, 0% Chance of rain

Indonesia
(Photo by Jalal Kelink on Unsplash)
Contents

Dumai Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Dumai has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 29.75ºC (85.55ºF) and it is 2.64% higher than Indonesia’s averages. Dumai typically receives about 171.8 millimeters (6.76 inches) of precipitation and has 266.87 rainy days (73.12% of the time) annually.

CountryIndonesia
CityRiau
Longitude101.4001855
Latitude1.6666349
Attitude/ElevationNonem (0ft)
Local timeFriday 04:20
Annual high temperature33.88ºC (92.98ºF)
Annual low temperature24.24ºC (75.63ºF)
Average annual precip.171.8mm (6.76in)
Warmest monthAugust (35.13ºC / 95.23ºF)
Coldest MonthJanuary (23.79ºC / 74.82ºF)
Wettest MonthNovember (271.08mm / 10.67in)
Driest MonthJuly (97.76mm / 3.85in)
Number of days with rainfall (≥ 1.0 mm)266.87 days (73.12%)
Days with no rain98.13 days (26.88%)
Humidity87.03%

Climate Dumai: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)37.68(99.82)38.72(101.7)38.72(101.7)38.72(101.7)38.72(101.7)38.72(101.7)38.72(101.7)39.77(103.59)39.77(103.59)39.77(103.59)37.68(99.82)38.72(101.7)39.77(103.59)
Average high °C (°F)32.38(90.28)32.93(91.27)33.89(93.0)34.09(93.36)34.55(94.19)34.77(94.59)34.67(94.41)35.13(95.23)34.8(94.64)34.24(93.63)32.82(91.08)32.24(90.03)33.88(92.98)
Daily mean °C (°F)28.67(83.61)29.1(84.38)29.82(85.68)30.0(86.0)30.35(86.63)30.27(86.49)30.14(86.25)30.51(86.92)30.28(86.5)30.13(86.23)29.15(84.47)28.71(83.68)29.75(85.55)
Average low °C (°F)23.79(74.82)23.79(74.82)24.23(75.61)24.61(76.3)24.71(76.48)24.32(75.78)24.11(75.4)24.45(76.01)24.28(75.7)24.33(75.79)24.24(75.63)24.04(75.27)24.24(75.63)
Record low °C (°F)20.93(69.67)19.89(67.8)21.98(71.56)21.98(71.56)21.98(71.56)20.93(69.67)21.98(71.56)23.03(73.45)20.93(69.67)21.98(71.56)21.98(71.56)21.98(71.56)19.89(67.8)
Average precipitation mm (inches)185.61(7.31)162.24(6.39)178.65(7.03)251.13(9.89)163.22(6.43)108.43(4.27)97.76(3.85)99.63(3.92)140.96(5.55)178.58(7.03)271.08(10.67)224.28(8.83)171.8(6.76)
Average precipitation days (≥ 1.0 mm)23.3121.7925.5927.6822.2616.7515.2318.2620.5623.2127.5924.6522.24
Average relative humidity (%)89.4188.5988.0389.8588.2584.4482.6281.5983.4285.2291.4691.4687.04
Mean monthly sunshine hours9.589.749.929.9810.4310.7710.7910.9710.7212.1911.479.7410.53

Climate Graph

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

Dumai

Dumai Temperature by Month

August
30.51°C | 86.92°F
May
30.35°C | 86.63°F
September
30.28°C | 86.5°F
June
30.27°C | 86.49°F
July
30.14°C | 86.25°F
October
30.13°C | 86.23°F
April
30.0°C | 86.0°F
March
29.82°C | 85.68°F
November
29.15°C | 84.47°F
February
29.1°C | 84.38°F
December
28.71°C | 83.68°F
January
28.67°C | 83.61°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 Temperature39.77°C (103.59°F)35.86°C (96.55°F)32.44°C (90.39°F)
Avg Temperature32.44°C (90.39°F)31.36°C (88.45°F)29.3°C (84.74°F)
Min Temperature26.16°C (79.09°F)24.35°C (75.83°F)23.03°C (73.45°F)
Dew PointMaxAverageMin
Dew Point25.12°C (77.22°F)23.41°C (74.14°F)20.93°C (69.67°F)
PrecipitationMaxAverageMinSum
Precipitation10.05mm | 0.4in2.27mm | 0.09in0.0mm | 0in68.11mm | 2.68in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind7.33kmh | 4.55mph4.15kmh | 2.58mph2.09kmh | 1.3mph
Gust Wind10.47kmh | 6.51mph6.87kmh | 4.27mph4.19kmh | 2.6mph
Sea Level PressureMaxAverageMin
Sea Level Pressure10.05mb2.27mb0.0mb
Dumai

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2016-09-0129.3 | 84.7425.12 | 77.22824.19 | 2.631.25 | 1058.115.76 | 0.23
2016-09-0230.35 | 86.6324.07 | 75.33803.14 | 1.9531.25 | 1058.111.15 | 0.05
2016-09-0331.4 | 88.5224.07 | 75.33742.09 | 1.331.22 | 1057.070.1 | 0.0
2016-09-0430.35 | 86.6325.12 | 77.22824.19 | 2.631.25 | 1058.114.92 | 0.19
2016-09-0530.35 | 86.6325.12 | 77.22813.14 | 1.9531.25 | 1058.110.73 | 0.03
2016-09-0630.35 | 86.6325.12 | 77.22843.14 | 1.9531.25 | 1058.1110.05 | 0.4
2016-09-0730.35 | 86.6324.07 | 75.33805.23 | 3.2531.28 | 1059.160.21 | 0.01
2016-09-0830.35 | 86.6323.03 | 73.45755.23 | 3.2531.28 | 1059.161.57 | 0.06
2016-09-0930.35 | 86.6324.07 | 75.33793.14 | 1.9531.25 | 1058.115.97 | 0.24
2016-09-1031.4 | 88.5223.03 | 73.45733.14 | 1.9531.22 | 1057.070.52 | 0.02
2016-09-1132.44 | 90.3923.03 | 73.45714.19 | 2.631.18 | 1056.020.0 | 0
2016-09-1230.35 | 86.6323.03 | 73.45753.14 | 1.9531.22 | 1057.074.71 | 0.19
2016-09-1332.44 | 90.3923.03 | 73.45693.14 | 1.9531.22 | 1057.071.15 | 0.05
2016-09-1431.4 | 88.5225.12 | 77.22793.14 | 1.9531.22 | 1057.071.88 | 0.07
2016-09-1531.4 | 88.5224.07 | 75.33763.14 | 1.9531.22 | 1057.070.52 | 0.02
2016-09-1631.4 | 88.5223.03 | 73.45723.14 | 1.9531.22 | 1057.070.0 | 0
2016-09-1732.44 | 90.3923.03 | 73.45692.09 | 1.331.18 | 1056.020.1 | 0.0
2016-09-1832.44 | 90.3923.03 | 73.45714.19 | 2.631.18 | 1056.022.09 | 0.08
2016-09-1931.4 | 88.5224.07 | 75.33784.19 | 2.631.18 | 1056.029.84 | 0.39
2016-09-2032.44 | 90.3924.07 | 75.33744.19 | 2.631.18 | 1056.020.0 | 0
2016-09-2131.4 | 88.5221.98 | 71.56705.23 | 3.2531.22 | 1057.073.35 | 0.13
2016-09-2231.4 | 88.5223.03 | 73.45735.23 | 3.2531.22 | 1057.070.31 | 0.01
2016-09-2332.44 | 90.3923.03 | 73.45724.19 | 2.631.18 | 1056.026.49 | 0.26
2016-09-2432.44 | 90.3923.03 | 73.45684.19 | 2.631.15 | 1054.970.0 | 0
2016-09-2532.44 | 90.3921.98 | 71.56675.23 | 3.2531.15 | 1054.970.73 | 0.03
2016-09-2632.44 | 90.3923.03 | 73.45683.14 | 1.9531.18 | 1056.020.94 | 0.04
2016-09-2732.44 | 90.3923.03 | 73.45716.28 | 3.931.18 | 1056.023.87 | 0.15
2016-09-2831.4 | 88.5221.98 | 71.56706.28 | 3.931.18 | 1056.021.05 | 0.04
2016-09-2931.4 | 88.5220.93 | 69.67667.33 | 4.5531.18 | 1056.020.0 | 0
2016-09-3030.35 | 86.6321.98 | 71.56716.28 | 3.931.18 | 1056.020.1 | 0.0

Dumai 11 Year Historical Weather Data

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