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Hatton Weather in December
December in Hatton brings high temperatures, with daytime highs of 26°C (79°F) and nights around 19°C (66°F). It's part of the rainy season, with 394 mm (16 in) of rainfall on average, so an umbrella or poncho is a good idea.
Rainfall in Hatton in December
As part of the rainy season, Hatton sees around 13 days of rain in December, with an average of 394 mm (16 in). The rain this month falls heavily when it arrives, so waterproofs are worth keeping handy.
Temperature in Hatton in December
If you're visiting Hatton in December, expect highs of 26°C (79°F) and overnight lows around 19°C (66°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 19°C (66°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Hatton in December
There are approximately 218 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.December in Hatton has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Hatton Temperature in December
Min Temperature
19°C (66°F)
Max Temperature
26°C (79°F)
Chance of Rain
44%
Precipitation
394 mm (16 in)
Rainy days
13 days
Humidity
73% *
Sunshine
218 hours *
Percentage Sunshine
*
* Data from: Ratnapura, Sri Lanka (31 KM, 19 Miles).
Hatton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hatton - and find the best time to visit.
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Hatton typically stay consistent throughout December, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 16°C (61°F).
Average temperatures in December
Daily Historical Precipitation
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Hatton in December
Browse day-by-day weather records for Hatton spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hatton historical weather extremes in December
Based on weather observations in Hatton between 2005 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Hatton reached 33°C (91°F) (December 9, 2024).
- The coldest December day was on December 21, 2005, with a maximum of 16°C (61°F).
- Nighttime temperatures dropped to 5°C (41°F) on December 31, 2006, marking the coldest December night on record.
- The heaviest December precipitation occurred on December 17, 2012, when 110 mm (4.3 in) of precipitation fell.
Best Places in Sri Lanka in December
Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month. See all of Sri Lanka in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Hatton in December
Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Hatton in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming8/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Hatton 3-Day Forecast
More climate data for Hatton
Temperature Rainfall Sunshine Humidity
See the full Hatton climate overview or explore weather in Sri Lanka.
Popular in December
Where to go in December - average daytime high across popular destinations.
Colombo
31°C (88°F) Negombo31°C (88°F) Unawatuna29°C (84°F) Galle29°C (84°F) Mirissa30°C (86°F) Hikkaduwa29°C (84°F) Kandy27°C (81°F) Nuwara Eliya25°C (77°F) Bucket list
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