2026 Climate Averages

Weather: Colombo — December

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

🌟 Climate Overview

December is an excellent time to visit Colombo. Hot conditions with temperatures reaching 31°C—stay hydrated and seek shade. This is one of the wettest months—waterproof gear is essential. As peak season, expect higher prices and more tourists.

5.3
GoTripzi Score Fair

Based on weather comfort, crowds, prices, and activity options

Avg High

31°C

Avg Low

24°C

Rainy days

17days

Daylight

11.7h

Feels like 36°C / 28°C — humidity makes it feel warmer

Rainfall

158mm

Sunshine

9.2h/day

Humidity

83%

Very Muggy
Sun Strength

6.6

High
Wind

13 km/h (gusts 29)

Is December a good time to visit Colombo?

The weather is near-perfect with ideal temperatures and minimal rain.

Now

--

Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Very Busy
  • Travel Costs Peak Rates

Daylight

Sunrise

06:15

Sunset

17:58

11.7h daylight

Visiting Colombo in December: Pros & Cons

Pros

  • Abundant sunshine for beach and outdoor fun
  • One of the best months to visit

Cons

  • Frequent rain may disrupt outdoor activities
  • Peak season — expect crowds and higher prices
  • High humidity makes the heat feel oppressive

Things to Do in December

Recommended for This Weather

🌅 Early morning sightseeing (before the heat)
🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

Colombo Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 32°C 24°C 12d (115mm) 9.5h
77% Muggy
7.2 Very High
Excellent
Feb 34°C 24°C 6d (34mm) 10.7h
69% Muggy
8.6 Very High
Excellent
Mar 34°C 25°C 16d (98mm) 10.5h
74% Muggy
8.6 Very High
Excellent
Apr 33°C 25°C 26d (177mm) 10.4h
81% Very Muggy
8.2 Very High
Wet
May 31°C 26°C 30d (355mm) 8.6h
86% Very Muggy
6.5 High
Wet
Jun 31°C 26°C 29d (242mm) 9.5h
86% Very Muggy
6.7 High
Wet
Jul 30°C 26°C 28d (222mm) 9.2h
85% Very Muggy
6.8 High
Wet
Aug 30°C 26°C 27d (236mm) 9.6h
85% Very Muggy
7.1 Very High
Wet
Sep 30°C 25°C 29d (256mm) 8.9h
86% Very Muggy
6.7 High
Wet
Oct 30°C 25°C 29d (384mm) 8.5h
87% Very Muggy
6.3 High
Wet
Nov 30°C 24°C 25d (452mm) 7.8h
87% Very Muggy
5.9 High
Wet
Dec Current 31°C 24°C 17d (158mm) 9.2h
83% Very Muggy
6.6 High
Excellent

⚖️Find Your Ideal Month

Adjust the sliders to weight what matters most to you.

5
3
3
Your Best MonthJulScore: 8.5
1.Jul
8.52.Aug
8.53.Sep
8.54.Oct
8.55.May
7.66.Jun
7.67.Nov
7.58.Apr
7.19.Jan
5.210.Feb
4.711.Dec
4.712.Mar
3.8

Where to Stay

See hotels, apartments & rentals around Colombo – live prices from Booking.com, Expedia, Vrbo and more

Open map in new tab

Colombo

Gateway city with colonial Fort district, Buddhist temples, beach promenade, and tea culture.

View Full Destination Guide

What to Pack for December

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Tropical Very Busy

🎒Personalized Packing List

Tell us about your trip and we'll create a custom packing list based on the weather.

Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Colombo?

🔥 Peak season — book early for best rates

Frequently Asked Questions

Is December a good time to visit Colombo?
December is typically excellent for visiting Colombo, with average highs of 31°C and around 17 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Colombo in December?
Nights stay pleasantly warm in Colombo during December, around 24°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Colombo in December?
With highs of 31°C and lows of 24°C in December, we recommend: Compact umbrella, Waterproof jacket/shell, Water-resistant shoes, Lightweight breathable clothes. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Colombo in December?
Colombo typically sees around 17 rainy days in December. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Colombo in December?
In December, Colombo gets approximately 11.7 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is December peak season in Colombo?
Yes, December is peak season in Colombo. Expect higher prices for accommodation and more crowds at popular attractions, but also the best weather conditions. Book hotels and major attractions in advance to secure availability and better rates.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Asia/Colombo)

Last Updated: February 2026

More Colombo Guides

Best Time to Visit

Coming soon

Things to Do

Coming soon

Where to Stay

Best neighborhoods and hotel recommendations

Find Hotels →

Cost & Budget

Daily costs, money-saving tips, and budget breakdown

Read Guide →

Itineraries

Coming soon

Overview

Complete travel guide for Colombo: top things to do, itineraries, and typical costs.

Read Full Guide →