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Puttalam in December 2026: weather, temperatures and activities

Do you want to visit Puttalam in December 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether December is a good month to travel to Puttalam, Sri Lanka.

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Is it worth visiting Puttalam in December?

Check your ideal travel criteria and see if the month of December suits your plans to go to Puttalam.
What matters most?
Puttalam in December 2026: weather, temperatures and activities

Page summary

Puttalam in December in summary
Fair weather
Min 26°C Max 29°C 268 mm 13 day(s) 82% 39% 29°C UV 7 8.3 h/day
Possible activities in December
Beach and swimming
Practical guidelines
Very large crowds 06:16 17:56
Hourly weather

Average weather in Puttalam in December 2026

Fair weather

The weather in Puttalam in December 2026 is based on statistical data from previous years in December. This allows you to forecast the weather in December 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Puttalam in December

Temperatures, precipitation and monthly trends help to better understand the climate in Puttalam in December.

Temperatures and rain in Puttalam in December

Average daily weather

Temperatures and rain day by day in December.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of December is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Puttalam in December

Seasonal normals

Seasonal normals of Puttalam in December

Check the seasonal normals in Puttalam in December and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
December
Weather data November December January
Outside temperature
Average temperature 28.3°C 27.6°C 27.3°C
Maximum temperature 29.8°C 29.3°C 29.4°C
Minimum temperature 26.8°C 25.9°C 25.2°C
Record maximum temperature 33.0°C
(2013)
33.0°C
(2021)
33.0°C
(2016)
Record low temperature 24.0°C
(2009)
19.0°C
(2020)
22.0°C
(2020)
Number of days at +30° 20 day(s)
(67%)
13 day(s)
(42%)
15 day(s)
(48%)
Number of days at +18° 30 day(s)
(100%)
31 day(s)
(100%)
31 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 28.5°C 27.7°C 27.5°C
Sea temperature (minimum) 27.6°C 26.7°C 26.2°C
Sea temperature (maximum) 29.7°C 28.9°C 28.6°C
Wind
Wind speed 20 km/h 22 km/h 23 km/h
Wind temperature 26.9°C 25.9°C 25.2°C
Precipitation (rain)
Precipitation 392.9 mm 268.3 mm 103.8 mm
Number of days with precipitation 25 day(s)
(83%)
21 day(s)
(68%)
13 day(s)
(42%)
Number of days with significant precipitation (greater than 5 mm) 19 day(s)
(63%)
13 day(s)
(41%)
6 day(s)
(19%)
Record precipitation in one day 118.9 mm
(2015)
140.0 mm
(2020)
94.6 mm
(2013)
Other weather data
Humidity 81% 82% 80%
Visibility 8.9 km 9.3 km 9.7 km
Cloud cover 43% 39% 30%
UV index 6 7 7
Daily sunshine 8h 8h 11h
Sunrise and sunset
Sunrise time 06h02 06h16 06h29
Sunset time 17h48 17h56 18h11
Day length 11h46 11h40 11h42
Our opinion on the climate in December
The review of Where And When fair weather fair weather favourable weather
Activities and events

What to do in Puttalam in December?

Possible activities in December
Beach and swimming
Activities not recommended in December
Animal observationNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Puttalam in December last?

Find the observed weather calendar in Puttalam in December 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Clear/Sunny
25°C28°C0.0 mm
2
Partly Cloudy
25°C28°C0.5 mm
3
Clear/Sunny
24°C28°C0.0 mm
4
Clear/Sunny
24°C29°C1.1 mm
5
Patchy light drizzle
24°C30°C3.6 mm
6
Partly Cloudy
24°C30°C0.0 mm
7
Patchy rain nearby
24°C29°C1.3 mm
8
Clear/Sunny
24°C29°C0.2 mm
9
Patchy rain nearby
25°C27°C1.8 mm
10
Light rain shower
24°C27°C2.5 mm
11
Patchy rain nearby
24°C26°C1.4 mm
12
Light rain shower
24°C27°C2.3 mm
13
Patchy rain nearby
24°C27°C0.2 mm
14
Clear/Sunny
24°C28°C0.0 mm
15
Clear/Sunny
22°C27°C0.0 mm
16
Light rain shower
23°C27°C0.6 mm
17
Patchy rain nearby
24°C29°C0.4 mm
18
Patchy rain nearby
24°C28°C0.0 mm
19
Partly Cloudy
24°C28°C0.0 mm
20
Clear/Sunny
23°C28°C0.0 mm
21
Partly Cloudy
22°C27°C0.0 mm
22
Partly Cloudy
23°C27°C0.1 mm
23
Clear/Sunny
22°C28°C0.0 mm
24
Clear/Sunny
23°C28°C0.0 mm
25
Clear/Sunny
22°C28°C0.0 mm
26
Partly Cloudy
22°C28°C0.2 mm
27
Partly Cloudy
23°C28°C0.0 mm
28
Partly Cloudy
22°C28°C0.1 mm
29
Patchy rain nearby
23°C28°C0.3 mm
30
Patchy rain nearby
24°C28°C0.0 mm
31
Light rain shower
24°C28°C4.4 mm
Nearby

Where to go near Puttalam in December?

Compare cities and destinations near Puttalam in December to find another travel stop, a nearby alternative or a logical continuation of your stay in Puttalam.

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Every month

Best time to visit Puttalam month by month

Compare the weather in Puttalam across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Puttalam in December: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Puttalam in December, which ranks this month 12th out of 12. The choice of region will make a real difference.

Expect an average of 29°C during the day and 26°C at night, with about 268 mm of precipitation spread over 13 rainy days.

Yes: the sea is 28°C on average in December, a pleasant temperature for swimming.

Expect about 8.3 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Beach and swimming.

Yes: this month is in Very large crowds, with a visitor index of 71/100. Book your accommodation and transportation well in advance.

If your dates are flexible, the most favorable months in Puttalam are: January, February, March, April, May, June, July, August and September. Compare them before finalizing your departure.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.