Jaffna
Sri Lanka
Sri Lanka's northern cultural capital, intensely radiating Tamil heritage and displaying scarred colonial remnants.
Warmest month is April at 33°C on average. Coolest is January at 28°C. Driest reading falls in March with 3 rain days.
Six lead datapoints
- CoffeeWorld Bank PPP baseline$1.25 (~$1.25)PPP price tier 1 / 4
- $1.75 (~$1.75)PPP price tier 1 / 4
- Flight timeMethodology11h 30m from London HeathrowGreat-circle plus routing overhead.
- Flight CO2eDEFRA 2024 factors3,248 kg return from London HeathrowDEFRA 2024 economy factors, includes radiative forcing.
- FCDO advisorygov.uk, snapshot compiled 2026-07-11No specific FCDO warnings against travel.Check the latest FCDO advice before booking.
- Tap waterCDC / WHO guidanceDo not drink from the tap; use bottled or treated water.
| Month | Avg high | Swing | Rain days |
|---|---|---|---|
| January | 28° | ±1° | 7 |
| February | 30° | ±2° | 4 |
| March | 32° | ±2° | 3 |
| April | 33° | ±2° | 7 |
| May | 33° | ±2° | 10 |
| June | 32° | ±2° | 6 |
| July | 32° | ±2° | 9 |
| August | 32° | ±2° | 9 |
| September | 31° | ±2° | 12 |
| October | 30° | ±2° | 18 |
| November | 29° | ±2° | 21 |
| December | 28° | ±2° | 16 |
What to do
- Admire the vibrant facade of the Nallur Kandaswamy Kovil temple
- Explore the massive, star-shaped layout of Jaffna Fort
- Take a rugged public ferry to the distant, arid Delft Island
How we know this
Values are the average of the last ten calendar years of daily readings from Visual Crossing, snapped to the destination cluster. Swing is the p10 to p90 range of daily highs, halved for the ± figure. Rain days count any day with at least 1 mm of precipitation.