Cool
Average highs are around 1°C, so pack for cooler days.
December verdict
Port Lockroy, Antarctica in December
Weather score33Poor
Poor for holiday weather
Average highs are around 1°C, so pack for cooler days. Sunshine averages 0h per day, so this is not one of the brighter months. Rainfall averages 131mm, so some wet days are possible.
December weather
Monthly averages
Temp
1°C
Rain
131mm
Sun
0h
Sea
-1°C
Weather score
33
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 131mm, so some wet days are possible.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average -1°C, so the water can feel cool.
Map
Weather map
Compare Port Lockroy, Antarctica with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December1°C average high
December is close to Port Lockroy's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJanuary to April and November to December
This stretch sets the upper range for average daytime heat.
Rain
December131mm average rain
December sits on the drier side of Port Lockroy's year, which helps with sightseeing and transfers.
Driest monthsJanuary to February, June, and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December0 hours average sun
December is close to Port Lockroy's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
December-1°C average sea
December is close to Port Lockroy's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJanuary to May and December
Sea temperatures are usually near 0°C in this stretch, so swimming comfort is at its strongest.
Weather score
December33 weather score
December is one of Port Lockroy's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary and November to December
These months have the strongest weather score in the monthly averages.