Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
December verdict
Chennai, Tamil Nadu, India in December
Weather score72Very good
Very good for holiday weather
Average highs sit around 29°C, giving warm days by monthly-average standards. Sunshine averages 6.5h per day, enough for a balanced month. Rainfall averages 154mm, so some wet days are possible.
December weather
Monthly averages
Temp
29°C
Rain
154mm
Sun
6.5h
Sea
27°C
Weather score
72
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 154mm, so some wet days are possible.
Some sun
Sunshine averages 6.5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 27°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Chennai, Tamil Nadu, India with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December29°C average high
December is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsMay to June
This stretch sets the upper range for average daytime heat.
Rain
December154mm average rain
December sits near Chennai's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December6.5 hours average sun
December is below Chennai's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsJanuary to May
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December27°C average sea
December is below Chennai's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaMarch to November
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
Weather score
December72 weather score
December sits close to Chennai's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to March
These months have the strongest weather score in the monthly averages.
Hotels in Chennai, Tamil Nadu, India
Marriott
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ITC Grand Chola, a Luxury Collection Hotel, ChennaiChennai, Tamil Nadu, India
The Westin Chennai VelacheryChennai, Tamil Nadu, India
Sheraton Grand Chennai Resort & SpaChennai, Tamil Nadu, India
Le Royal Méridien ChennaiChennai, Tamil Nadu, India
Courtyard ChennaiChennai, India
Fairfield by Marriott Chennai Mahindra World CityChennai, Tamil Nadu, India