Jaffna Weather in January
January is one of the perfect months to visit Jaffna, with daytime temperatures of 28°C (82°F) and lows of 25°C (77°F) at night. Do note that quite a bit of rainfall is typical, averaging around 68 mm (2.7 in).
Rainfall in Jaffna in January
You can typically expect 4 days of rain this month, averaging around 68 mm (2.7 in). Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.
Temperature in Jaffna in January
January in Jaffna is generally perfect, with days reaching 28°C (82°F) and nights settling around 25°C (77°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning. This month stands out for its mildest temperatures but still delivers warm days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January and February typically offer the best weather for Jaffna.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Jaffna's climate page.
Jaffna Temperature in January
Min Temperature
25°C (77°F)
Max Temperature
28°C (82°F)
Chance of Rain
12%
Precipitation
68 mm (2.7 in)
Rainy days
4 days
Historical weather for Jaffna in January
Browse day-by-day weather records for Jaffna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jaffna historical weather extremes in January
Based on 21 years of weather observations (2004-2025), these are the most extreme conditions recorded in Jaffna.
- On January 5, 2020, temperatures climbed to 31°C (88°F), marking the warmest January day on record.
- The coldest January day was on January 21, 2004, with a maximum of 24°C (75°F).
- Jaffna registered its coldest January night on January 13, 2011, with temperatures dropping to 16°C (61°F).
Best Places in Sri Lanka in January
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 January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Jaffna in January
Warm but pleasant conditions in Jaffna in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days.What To Do in Jaffna in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Jaffna's climate page.
See the full Jaffna climate overview or explore weather in Sri Lanka.
