This report describes the typical weather at the La Tontouta International Airport (Nouméa, New Caledonia) weather station over the course of an average October 12. It is based on the historical records from 1997 to 2012. Earlier records are either unavailable or unreliable.
Nouméa has a tropical savanna climate with dry winters. The area within 25 mi of this station is covered by oceans and seas (39%), forests (26%), croplands (19%), and grasslands (15%).
The temperature typically varies from 64°F to 81°F and is rarely below 59°F or above 87°F.
The coolest hours of the day are from midnight to 7am with the coldest at 5am, at which time the temperature is below 66°F three days out of four.
The warmest hours of the day are from 9am to 4pm with the hottest at 1pm, at which time the temperature is above 79°F three days out of four.
The day has gained half its heat by 8am and lost it again by 7pm.
On October 12 the Sun rises at 5:26am and sets at 5:57pm.
Solar noon is at 11:41am.
For reference, on the longest day of the year the Sun rises at 5:08am and sets at 6:37pm, while on the shortest day of the year it rises at 6:33am and sets at 5:20pm.
Astronomical twilight begins and ends 75 minutes before sunrise and after sunset at 4:10am and 7:13pm, respectively.
Nautical twilight begins and ends 49 minutes before sunrise and after sunset at 4:36am and 6:46pm, respectively.
Civil twilight begins and ends 22 minutes before sunrise and after sunset at 5:03am and 6:20pm, respectively.
Solar twilight begins and ends 30 minutes after sunrise and before sunset at 5:55am and 5:27pm, respectively.
The median cloud cover ranges from 44% (partly cloudy) to 56% (partly cloudy).
At 11pm, the clearest time of the day, the sky is clear, mostly clear, or partly cloudy 58% of the time, and overcast or mostly cloudy 28% of the time.
At 2pm, the cloudiest time of the day, the sky is overcast, mostly cloudy, or partly cloudy 62% of the time, and clear or mostly clear 32% of the time.
The sky is typically clearing in earnest by 8pm.
The clouds have typically started forming in earnest by 7am.
There is a 19% chance that precipitation will be observed at some point during the day.
When precipitation does occur it is most often in the form of slight rain (45% of days with precipitation have at worst slight rain), moderate rain (42%), and thunderstorms (6%).
Precipitation is most likely around 6pm and least likely around 3am.
There is a 7% chance that there will be snow on the ground. The average snow depth is 1.1". The snow depth is deeper than 1.1" one year in four and deeper than 1.1" one year in ten.
The relative humidity typically ranges from 53% (mildly humid) to 85% (very humid), rarely dropping below 42% (comfortable), or exceeding 95% (very humid).
The air is driest at 1pm, at which time the relative humidity is less than 58% (mildly humid) three days out of four; it is most humid at 4am, exceeding 81% (humid) three days out of four.
The dew point ranges from 59°F to 61°F with an average of 60°F.
For reference, comfortable indoor conditions should have a relative humidity between 30% and 50% with a dew point of less than 65°F.
Sustained wind speeds typically vary from 2 mph to 14 mph (light air to moderate breeze) over the course of the day.
The peak sustained wind speed typically occurs around 2pm and is rarely outside the range 9 mph to 20 mph (gentle breeze to fresh breeze).
The wind is most calm around 6am, rarely exceeding 5 mph (light breeze).
The wind is most often out of the south east (22% of the time) and south (17% of the time). The wind is least often out of the north west (1% of the time), north (3% of the time), and west (4% of the time).