Mortlock Islands, Bougainville, Papua New Guinea Climate

Weather: 28.75°C/83.75°F, Wind SW at 4.02 km/h, 71% Humidity, 0% Chance of rain

Papua New Guinea
(Photo by Luke Marshall on Unsplash)

Mortlock Islands Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Mortlock Islands has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 26.1ºC (78.98ºF) and it is 3.07% higher than Papua New Guinea’s averages. Mortlock Islands typically receives about 966.94 millimeters (38.07 inches) of precipitation and has 365.21 rainy days (100.06% of the time) annually.

Country Papua New Guinea
City Bougainville
Longitude 156.99
Latitude -4.7605556
Attitude/Elevation Nonem (0ft)
Local time Monday 23:15
Annual high temperature 30.04ºC (86.07ºF)
Annual low temperature 20.68ºC (69.22ºF)
Average annual precip. 966.94mm (38.07in)
Warmest month May (30.84ºC / 87.51ºF)
Coldest Month August (20.18ºC / 68.32ºF)
Wettest Month August (1245.92mm / 49.05in)
Driest Month February (751.13mm / 29.57in)
Number of days with rainfall (≥ 1.0 mm) 365.21 days (100.06%)
Days with no rain -0.20999999999997954 days (-0.06%)
Humidity 93.2%

Climate Mortlock Islands: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 37.4(99.32) 37.4(99.32) 36.36(97.45) 35.32(95.58) 36.36(97.45) 37.4(99.32) 36.36(97.45) 35.32(95.58) 36.36(97.45) 37.4(99.32) 36.36(97.45) 37.4(99.32) 37.4(99.32)
Average high °C (°F) 30.72(87.3) 30.37(86.67) 30.28(86.5) 30.21(86.38) 30.84(87.51) 29.98(85.96) 29.25(84.65) 28.9(84.02) 29.15(84.47) 30.31(86.56) 30.45(86.81) 30.02(86.04) 30.04(86.07)
Daily mean °C (°F) 26.8(80.24) 26.58(79.84) 26.35(79.43) 26.34(79.41) 26.61(79.9) 26.12(79.02) 25.55(77.99) 25.0(77.0) 25.33(77.59) 25.95(78.71) 26.23(79.21) 26.3(79.34) 26.09(78.96)
Average low °C (°F) 21.32(70.38) 20.98(69.76) 20.77(69.39) 20.95(69.71) 20.82(69.48) 20.53(68.95) 20.28(68.5) 20.18(68.32) 20.33(68.59) 20.34(68.61) 20.62(69.12) 21.13(70.03) 20.68(69.22)
Record low °C (°F) 19.74(67.53) 17.66(63.79) 15.58(60.04) 16.62(61.92) 17.66(63.79) 17.66(63.79) 16.62(61.92) 16.62(61.92) 15.58(60.04) 15.58(60.04) 15.58(60.04) 16.62(61.92) 15.58(60.04)
Average precipitation mm (inches) 899.23(35.4) 751.13(29.57) 918.57(36.16) 1083.27(42.65) 983.59(38.72) 994.75(39.16) 1088.97(42.87) 1245.92(49.05) 941.31(37.06) 977.6(38.49) 820.6(32.31) 898.03(35.36) 966.92(38.07)
Average precipitation days (≥ 1.0 mm) 30.7 27.29 30.88 30.5 30.88 30.5 31.83 31.74 30.98 30.98 28.81 30.13 30.44
Average relative humidity (%) 91.15 90.98 93.19 94.26 93.94 94.63 95.25 94.74 93.5 92.74 92.2 91.86 93.2
Mean monthly sunshine hours 8.94 9.29 8.51 8.45 8.24 8.23 8.14 8.41 8.35 8.37 8.64 8.85 8.54

Climate Graph

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

Mortlock Islands

Mortlock Islands Temperature by Month

January
26.8°C | 80.24°F
May
26.61°C | 79.9°F
February
26.58°C | 79.84°F
March
26.35°C | 79.43°F
April
26.34°C | 79.41°F
December
26.3°C | 79.34°F
November
26.23°C | 79.21°F
June
26.12°C | 79.02°F
October
25.95°C | 78.71°F
July
25.55°C | 77.99°F
September
25.33°C | 77.59°F
August
25.0°C | 77.0°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 31.16°C (88.09°F) 28.65°C (83.57°F) 24.93°C (76.87°F)
Avg Temperature 27.01°C (80.62°F) 25.43°C (77.77°F) 22.85°C (73.13°F)
Min Temperature 21.81°C (71.26°F) 21.41°C (70.54°F) 20.78°C (69.4°F)
Dew Point Max Average Min
Dew Point 22.85°C (73.13°F) 21.88°C (71.38°F) 19.74°C (67.53°F)
Precipitation Max Average Min Sum
Precipitation 182.52mm | 7.19in 50.53mm | 1.99in 1.45mm | 0.06in 1566.3mm | 61.67in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 12.47kmh | 7.75mph 5.53kmh | 3.44mph 2.08kmh | 1.29mph
Gust Wind 20.78kmh | 12.91mph 9.28kmh | 5.77mph 4.16kmh | 2.58mph
Sea Level Pressure Max Average Min
Sea Level Pressure 182.52mb 50.53mb 1.45mb
Mortlock Islands

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
January ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2019-01-01 25.97 | 78.75 19.74 | 67.53 77 7.27 | 4.52 30.89 | 1046.07 5.92 | 0.23
2019-01-02 25.97 | 78.75 21.81 | 71.26 85 10.39 | 6.46 30.89 | 1046.07 10.49 | 0.41
2019-01-03 25.97 | 78.75 21.81 | 71.26 85 12.47 | 7.75 30.89 | 1046.07 35.53 | 1.4
2019-01-04 24.93 | 76.87 21.81 | 71.26 89 11.43 | 7.1 30.92 | 1047.11 39.16 | 1.54
2019-01-05 25.97 | 78.75 20.78 | 69.4 84 9.35 | 5.81 30.92 | 1047.11 23.79 | 0.94
2019-01-06 22.85 | 73.13 21.81 | 71.26 93 9.35 | 5.81 30.92 | 1047.11 48.62 | 1.91
2019-01-07 24.93 | 76.87 21.81 | 71.26 88 8.31 | 5.16 30.92 | 1047.11 17.04 | 0.67
2019-01-08 25.97 | 78.75 21.81 | 71.26 84 5.19 | 3.22 30.92 | 1047.11 17.66 | 0.7
2019-01-09 23.89 | 75.0 21.81 | 71.26 90 5.19 | 3.22 30.92 | 1047.11 55.58 | 2.19
2019-01-10 24.93 | 76.87 21.81 | 71.26 90 5.19 | 3.22 30.92 | 1047.11 31.48 | 1.24
2019-01-11 25.97 | 78.75 21.81 | 71.26 85 5.19 | 3.22 30.89 | 1046.07 6.75 | 0.27
2019-01-12 25.97 | 78.75 21.81 | 71.26 86 5.19 | 3.22 30.89 | 1046.07 13.92 | 0.55
2019-01-13 24.93 | 76.87 21.81 | 71.26 86 6.23 | 3.87 30.86 | 1045.03 16.93 | 0.67
2019-01-14 24.93 | 76.87 19.74 | 67.53 81 6.23 | 3.87 30.83 | 1043.99 1.45 | 0.06
2019-01-15 25.97 | 78.75 20.78 | 69.4 82 5.19 | 3.22 30.83 | 1043.99 1.66 | 0.07
2019-01-16 24.93 | 76.87 21.81 | 71.26 89 3.12 | 1.94 30.83 | 1043.99 30.85 | 1.21
2019-01-17 23.89 | 75.0 22.85 | 73.13 93 3.12 | 1.94 30.83 | 1043.99 74.38 | 2.93
2019-01-18 25.97 | 78.75 22.85 | 73.13 88 4.16 | 2.58 30.86 | 1045.03 130.37 | 5.13
2019-01-19 24.93 | 76.87 22.85 | 73.13 91 4.16 | 2.58 30.89 | 1046.07 102.11 | 4.02
2019-01-20 24.93 | 76.87 22.85 | 73.13 91 6.23 | 3.87 30.86 | 1045.03 92.76 | 3.65
2019-01-21 24.93 | 76.87 21.81 | 71.26 88 6.23 | 3.87 30.89 | 1046.07 52.87 | 2.08
2019-01-22 25.97 | 78.75 21.81 | 71.26 88 5.19 | 3.22 30.89 | 1046.07 33.35 | 1.31
2019-01-23 24.93 | 76.87 21.81 | 71.26 89 5.19 | 3.22 30.89 | 1046.07 38.75 | 1.53
2019-01-24 25.97 | 78.75 22.85 | 73.13 89 4.16 | 2.58 30.89 | 1046.07 52.25 | 2.06
2019-01-25 25.97 | 78.75 21.81 | 71.26 87 2.08 | 1.29 30.92 | 1047.11 101.08 | 3.98
2019-01-26 27.01 | 80.62 21.81 | 71.26 85 3.12 | 1.94 30.89 | 1046.07 60.87 | 2.4
2019-01-27 25.97 | 78.75 21.81 | 71.26 87 3.12 | 1.94 30.89 | 1046.07 49.34 | 1.94
2019-01-28 25.97 | 78.75 22.85 | 73.13 90 2.08 | 1.29 30.92 | 1047.11 182.52 | 7.19
2019-01-29 25.97 | 78.75 21.81 | 71.26 87 2.08 | 1.29 30.92 | 1047.11 82.27 | 3.24
2019-01-30 25.97 | 78.75 22.85 | 73.13 89 2.08 | 1.29 30.92 | 1047.11 70.95 | 2.79
2019-01-31 25.97 | 78.75 22.85 | 73.13 89 3.12 | 1.94 30.92 | 1047.11 85.6 | 3.37

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