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Honiara, Guadalcanal Climate & Temperature

  • Honiara, Guadalcanal, Solomon Islands is at 9°25'S, 159°58'E, 6 m (20 ft). See map.
  • Honiara, Guadalcanal has a tropical wet climate (Köppen-Geiger classification: Af) with no dry or cold season as it is constantly moist (year-round rainfall).
  • The annual mean temperature is 26.6 degrees Celsius (79.9 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 1 °C (1.8°F). This indicates that the continentality type is hyperoceanic, subtype extremely hyperoceanic. Honiara, Guadalcanal Climate Graph
  • Total annual Precipitation averages 2177 mm (85.7 inches) which is equivalent to 2177 Litres/m² (53.4 Gallons/ft²).
  • Were you to burrow down through the centre of the Earth from Honiara, Guadalcanal you would pop up nearest to the climate station at Ziguinchor, Senegal (Tropical dry forest biome).

Honiara, Guadalcanal Climate Table

  Climate Variable Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Annual
 
Average Max Temperature °C ( °F) 30 (86) 30 (86) 31 (88) 31 (88) 31 (88) 31 (88) 31 (88) 31 (88) 30 (86) 31 (88) 31 (88) 30 (86) 31 (87)
 
Average Temperature °C ( °F) 26 (79) 26 (79) 26 (79) 27 (81) 27 (81) 27 (81) 27 (81) 27 (81) 26 (79) 27 (81) 27 (81) 26 (79) 27 (80)
 
Average Min Temperature °C ( °F) 22 (72) 22 (72) 22 (72) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73) 23 (73)
 
Average Precipitation mm (in) 100 (4) 92 (4) 95 (4) 154 (6) 141 (6) 217 (9) 277 (11) 287 (11) 362 (14) 214 (8) 141 (6) 97 (4) 2177 (86)
Number of Wet Days (probability of rain on a day %) 15 (48) 13 (42) 13 (43) 16 (52) 15 (50) 18 (58) 19 (61) 19 (67) 23 (74) 18 (60) 15 (48) 13 (43) 197 (54)
Average Daylight Hours/ Day 11h 37' 11h 48' 12h 04' 12h 20' 12h 33' 12h 39' 12h 36' 12h 25' 12h 10' 11h 54' 11h 41' 11h 34' 12h 00'
Sun altitude at solar noon on the 21st day (°). 60 68.4 79.7 86 79 76 79.1 86.4 80.3 68.8 60.4 57.2 73.4

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