Best time to go

Arugam Bay in December 2026: weather, temperatures and activities

Do you want to visit Arugam Bay 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 Arugam Bay, Sri Lanka.

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Is it worth visiting Arugam Bay in December?

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

Page summary

Arugam Bay in December in summary
Very bad weather
Min 26°C Max 28°C 546 mm 18 day(s) 82% 48% 29°C UV 6 7.8 h/day
Activities not recommended in December
Beach and swimmingAnimal observationDiving and snorkelingWatersportsNature and landscapesBoat trip and cruise
Practical guidelines
Moderate crowds 06:06 17:50
Hourly weather

Average weather in Arugam Bay in December 2026

Very bad weather

The weather in Arugam Bay 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 Arugam Bay in December

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

Temperatures and rain in Arugam Bay 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 Arugam Bay in December

Seasonal normals

Seasonal normals of Arugam Bay in December

Check the seasonal normals in Arugam Bay 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 28.0°C 27.0°C 26.4°C
Maximum temperature 29.3°C 28.0°C 27.4°C
Minimum temperature 26.7°C 26.0°C 25.4°C
Record maximum temperature 32.0°C
(2009)
31.0°C
(2013)
29.0°C
(2009)
Record low temperature 23.0°C
(2020)
24.0°C
(2009)
23.0°C
(2014)
Number of days at +30° 14 day(s)
(47%)
3 day(s)
(10%)
0 day(s)
(0%)
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) 28.9°C 27.8°C 27.2°C
Sea temperature (minimum) 27.8°C 26.7°C 25.7°C
Sea temperature (maximum) 30.1°C 28.9°C 29.0°C
Wind
Wind speed 16 km/h 17 km/h 18 km/h
Wind temperature 26.7°C 26.0°C 25.5°C
Precipitation (rain)
Precipitation 465.9 mm 546.1 mm 348.5 mm
Number of days with precipitation 26 day(s)
(87%)
25 day(s)
(81%)
21 day(s)
(68%)
Number of days with significant precipitation (greater than 5 mm) 19 day(s)
(62%)
18 day(s)
(57%)
12 day(s)
(38%)
Record precipitation in one day 190.4 mm
(2020)
147.6 mm
(2012)
250.2 mm
(2021)
Other weather data
Humidity 81% 82% 81%
Visibility 8.8 km 8.7 km 9.2 km
Cloud cover 43% 48% 46%
UV index 6 6 6
Daily sunshine 10h 8h 10h
Sunrise and sunset
Sunrise time 05h53 06h06 06h19
Sunset time 17h42 17h50 18h05
Day length 11h49 11h44 11h46
Our opinion on the climate in December
The review of Where And When fair weather very bad weather fair weather
Activities and events

What to do in Arugam Bay in December?

Activities not recommended in December
Beach and swimmingAnimal observationDiving and snorkelingWatersportsNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Arugam Bay in December last?

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

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Patchy light drizzle
25°C27°C0.7 mm
2
Patchy rain nearby
25°C28°C0.0 mm
3
Clear/Sunny
25°C28°C0.0 mm
4
Clear/Sunny
25°C28°C0.9 mm
5
Patchy rain nearby
25°C27°C2.9 mm
6
Clear/Sunny
26°C29°C0.5 mm
7
Patchy rain nearby
25°C28°C2.7 mm
8
Patchy rain nearby
25°C27°C2.1 mm
9
Moderate rain
24°C26°C9.8 mm
10
Light rain shower
25°C27°C6.2 mm
11
Patchy rain nearby
25°C28°C2.7 mm
12
Patchy light drizzle
25°C26°C4.1 mm
13
Patchy light rain
25°C27°C8.7 mm
14
Patchy rain nearby
26°C27°C0.2 mm
15
Partly Cloudy
25°C27°C0.2 mm
16
Patchy rain nearby
24°C27°C6.0 mm
17
Patchy rain nearby
25°C27°C7.9 mm
18
Patchy rain nearby
25°C27°C7.8 mm
19
Patchy rain nearby
25°C27°C5.2 mm
20
Overcast
25°C27°C0.0 mm
21
Patchy rain nearby
25°C27°C0.0 mm
22
Patchy rain nearby
25°C26°C0.9 mm
23
Patchy rain nearby
25°C27°C2.2 mm
24
Patchy rain nearby
25°C27°C2.7 mm
25
Clear/Sunny
25°C27°C0.0 mm
26
Clear/Sunny
24°C27°C0.1 mm
27
Light rain shower
25°C26°C2.4 mm
28
Patchy rain nearby
24°C27°C1.1 mm
29
Patchy rain nearby
25°C27°C6.0 mm
30
Light rain shower
24°C27°C5.3 mm
31
Patchy rain nearby
24°C27°C2.6 mm
Nearby

Where to go near Arugam Bay in December?

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

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Every month

Best time to visit Arugam Bay month by month

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

Frequently asked questions

Travel to to Arugam Bay in December: your frequently asked questions

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

Not really. The weather conditions are unfavorable in Arugam Bay in December, which places this month 12th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 28°C during the day and 26°C at night, with about 546 mm of precipitation spread over 18 rainy days.

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

Expect about 7.8 hours of sunshine per day on average for this month.

Visitor numbers are moderate: this month is in Moderate crowds, with an index of 43/100. It is often a good compromise between weather and tranquility.

If your dates are flexible, the most favorable months in Arugam Bay are: February, March, April, May, June, July, August and September. Compare them before finalizing your departure.
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