Cool
Average highs are around 8°C, so pack for cooler days.
December verdict
Poor for holiday weather
Average highs are around 8°C, so pack for cooler days. Sunshine averages 1.4h per day, so this is not one of the brighter months. Rainfall averages 88mm, so some wet days are possible.
Monthly averages
Temp
8°C
Rain
88mm
Sun
1.4h
Sea
11°C
Weather score
16
Poor
Cool
Average highs are around 8°C, so pack for cooler days.
Showers
Rainfall averages 88mm, so some wet days are possible.
Limited sun
Sunshine averages 1.4h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Compare Gatwick, England, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
December8°C average high
December has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
December88mm average rain
December is one of Gatwick's wettest months, so rain is likely to be a major planning factor.
Driest monthsFebruary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December1.4 hours average sun
December is one of Gatwick's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
December11°C average sea
December is below Gatwick's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to October
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
December16 weather score
December is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.