Guadalcanal, Solomon Islands Climate

Weather: 29.66°C/85.39°F, Wind SW at 2.79 km/h, 63% Humidity, 0% Chance of rain

Solomon Islands
(Photo by Micaela Parente on Unsplash)

Guadalcanal Climate Summary

Located at an elevation of 380.77 meters (1249.25 feet) above sea level, Guadalcanal has a Tropical rainforest climate (Classification: Af). The city’s yearly temperature is 27.83ºC (82.09ºF) and it is 0.07% higher than Solomon Islands’s averages. Guadalcanal typically receives about 477.19 millimeters (18.79 inches) of precipitation and has 321.38 rainy days (88.05% of the time) annually.

Country Solomon Islands
Longitude 160.1455805
Latitude -9.5773284
Attitude/Elevation 380.77m (1249.25ft)
Local time Wednesday 02:47
Annual high temperature 29.83ºC (85.69ºF)
Annual low temperature 24.78ºC (76.6ºF)
Average annual precip. 477.19mm (18.79in)
Warmest month November (30.16ºC / 86.29ºF)
Coldest Month August (24.51ºC / 76.12ºF)
Wettest Month December (665.77mm / 26.21in)
Driest Month July (281.25mm / 11.07in)
Number of days with rainfall (≥ 1.0 mm) 321.38 days (88.05%)
Days with no rain 43.620000000000005 days (11.95%)
Humidity 83.6%

Climate Guadalcanal: Monthly Averages

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 34.0(93.2) 33.0(91.4) 33.0(91.4) 33.0(91.4) 33.0(91.4) 32.0(89.6) 32.0(89.6) 32.0(89.6) 33.0(91.4) 33.0(91.4) 33.0(91.4) 34.0(93.2) 34.0(93.2)
Average high °C (°F) 29.96(85.93) 29.73(85.51) 30.01(86.02) 29.93(85.87) 30.09(86.16) 29.62(85.32) 29.09(84.36) 29.53(85.15) 29.81(85.66) 29.99(85.98) 30.16(86.29) 30.03(86.05) 29.83(85.69)
Daily mean °C (°F) 28.04(82.47) 27.89(82.2) 27.97(82.35) 27.88(82.18) 28.05(82.49) 27.7(81.86) 27.24(81.03) 27.42(81.36) 27.78(82.0) 27.9(82.22) 28.08(82.54) 28.01(82.42) 27.83(82.09)
Average low °C (°F) 24.88(76.78) 24.96(76.93) 24.84(76.71) 24.8(76.64) 25.06(77.11) 24.91(76.84) 24.62(76.32) 24.51(76.12) 24.65(76.37) 24.67(76.41) 24.75(76.55) 24.73(76.51) 24.78(76.6)
Record low °C (°F) 19.0(66.2) 20.0(68.0) 21.0(69.8) 22.0(71.6) 22.0(71.6) 21.0(69.8) 22.0(71.6) 21.0(69.8) 22.0(71.6) 21.0(69.8) 20.0(68.0) 21.0(69.8) 19.0(66.2)
Average precipitation mm (inches) 634.05(24.96) 586.19(23.08) 656.4(25.84) 505.3(19.89) 381.26(15.01) 284.48(11.2) 281.25(11.07) 287.9(11.33) 389.63(15.34) 490.63(19.32) 563.47(22.18) 665.77(26.21) 477.19(18.79)
Average precipitation days (≥ 1.0 mm) 28.82 25.64 28.55 28.09 27.18 23.82 24.64 23.55 25.91 27.82 28.36 29.0 26.78
Average relative humidity (%) 84.2 83.95 84.16 84.8 83.97 83.51 83.92 82.93 82.86 82.66 82.78 83.5 83.6
Mean monthly sunshine hours 9.94 9.91 9.99 10.46 10.69 10.56 10.15 10.43 10.46 11.58 12.17 11.83 10.68

Climate Graph

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

Guadalcanal

Guadalcanal Temperature by Month

November
28.08°C | 82.54°F
May
28.05°C | 82.49°F
January
28.04°C | 82.47°F
December
28.01°C | 82.42°F
March
27.97°C | 82.35°F
October
27.9°C | 82.22°F
February
27.89°C | 82.2°F
April
27.88°C | 82.18°F
September
27.78°C | 82.0°F
June
27.7°C | 81.86°F
August
27.42°C | 81.36°F
July
27.24°C | 81.03°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 31.0°C (87.8°F) 29.42°C (84.96°F) 27.0°C (80.6°F)
Avg Temperature 29.0°C (84.2°F) 27.71°C (81.88°F) 25.0°C (77.0°F)
Min Temperature 26.0°C (78.8°F) 24.61°C (76.3°F) 21.0°C (69.8°F)
Dew Point Max Average Min
Dew Point 24.0°C (75.2°F) 23.03°C (73.45°F) 20.0°C (68.0°F)
Precipitation Max Average Min Sum
Precipitation 53.0mm | 2.09in 13.32mm | 0.52in 0.3mm | 0.01in 412.8mm | 16.25in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 14.0kmh | 8.7mph 8.97kmh | 5.57mph 4.0kmh | 2.49mph
Gust Wind 23.0kmh | 14.29mph 13.1kmh | 8.14mph 6.0kmh | 3.73mph
Sea Level Pressure Max Average Min
Sea Level Pressure 53.0mb 13.32mb 0.3mb
Guadalcanal

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
October ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2020-10-01 25 | 77.0 23 | 73.4 87 11 | 6.84 29.8 | 1009 53.0 | 2.09
2020-10-02 28 | 82.4 22 | 71.6 77 11 | 6.84 29.83 | 1010 2.9 | 0.11
2020-10-03 27 | 80.6 20 | 68.0 71 12 | 7.46 29.85 | 1011 0.3 | 0.01
2020-10-04 28 | 82.4 23 | 73.4 79 10 | 6.21 29.83 | 1010 2.1 | 0.08
2020-10-05 28 | 82.4 23 | 73.4 78 11 | 6.84 29.8 | 1009 1.6 | 0.06
2020-10-06 28 | 82.4 23 | 73.4 81 10 | 6.21 29.8 | 1009 6.8 | 0.27
2020-10-07 28 | 82.4 23 | 73.4 81 7 | 4.35 29.8 | 1009 16.8 | 0.66
2020-10-08 28 | 82.4 24 | 75.2 84 7 | 4.35 29.8 | 1009 29.7 | 1.17
2020-10-09 28 | 82.4 23 | 73.4 82 13 | 8.08 29.77 | 1008 8.7 | 0.34
2020-10-10 28 | 82.4 23 | 73.4 80 12 | 7.46 29.8 | 1009 11.4 | 0.45
2020-10-11 29 | 84.2 23 | 73.4 79 14 | 8.7 29.8 | 1009 3.4 | 0.13
2020-10-12 29 | 84.2 24 | 75.2 79 14 | 8.7 29.8 | 1009 6.4 | 0.25
2020-10-13 28 | 82.4 24 | 75.2 81 14 | 8.7 29.77 | 1008 21.0 | 0.83
2020-10-14 27 | 80.6 21 | 69.8 73 4 | 2.49 29.8 | 1009 10.7 | 0.42
2020-10-15 28 | 82.4 23 | 73.4 78 4 | 2.49 29.77 | 1008 1.7 | 0.07
2020-10-16 28 | 82.4 23 | 73.4 80 8 | 4.97 29.77 | 1008 2.8 | 0.11
2020-10-17 28 | 82.4 23 | 73.4 78 9 | 5.59 29.77 | 1008 6.6 | 0.26
2020-10-18 28 | 82.4 23 | 73.4 77 9 | 5.59 29.8 | 1009 12.2 | 0.48
2020-10-19 28 | 82.4 23 | 73.4 80 6 | 3.73 29.8 | 1009 23.1 | 0.91
2020-10-20 28 | 82.4 23 | 73.4 80 7 | 4.35 29.77 | 1008 20.9 | 0.82
2020-10-21 28 | 82.4 23 | 73.4 79 10 | 6.21 29.77 | 1008 12.0 | 0.47
2020-10-22 28 | 82.4 23 | 73.4 78 5 | 3.11 29.8 | 1009 13.9 | 0.55
2020-10-23 27 | 80.6 23 | 73.4 80 10 | 6.21 29.83 | 1010 13.6 | 0.54
2020-10-24 27 | 80.6 23 | 73.4 82 13 | 8.08 29.83 | 1010 28.8 | 1.13
2020-10-25 28 | 82.4 23 | 73.4 81 7 | 4.35 29.83 | 1010 8.2 | 0.32
2020-10-26 28 | 82.4 24 | 75.2 82 6 | 3.73 29.8 | 1009 9.5 | 0.37
2020-10-27 28 | 82.4 24 | 75.2 82 5 | 3.11 29.8 | 1009 9.4 | 0.37
2020-10-28 28 | 82.4 24 | 75.2 82 5 | 3.11 29.8 | 1009 2.9 | 0.11
2020-10-29 28 | 82.4 24 | 75.2 83 11 | 6.84 29.77 | 1008 18.4 | 0.72
2020-10-30 26 | 78.8 23 | 73.4 88 7 | 4.35 29.77 | 1008 46.1 | 1.81
2020-10-31 26 | 78.8 23 | 73.4 84 6 | 3.73 29.83 | 1010 7.9 | 0.31

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