Sri Lanka Climate
Climate Zone and Historical Climate Data
Sri Lanka Climatic Classifications
| Code | Description | Group | Number of states/regions | States/regions |
|---|---|---|---|---|
| Af | Tropical rainforest | Tropical | 6 | Central North Western Sabaragamuwa Southern Uva Western |
| As | Tropical wet and dry or savanna ('summer' dry season) | Tropical | 2 | North Central Northern |
| Am | Tropical monsoon | Tropical | 1 | Eastern |
Summary: Most regions (6) in Sri Lanka lie in the Tropical rainforest climate zone (Köppen: Af). The mean average of annual temperatures range from a high of 28.87°C (83.97°F) in North Central to a low of 23.22°C (73.8°F) in Uva.
Climate Sri Lanka: Weather By Month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °C (°F) | 31.21(88.18) | 31.91(89.44) | 34.27(93.69) | 34.35(93.83) | 33.15(91.67) | 33.03(91.45) | 32.87(91.17) | 32.81(91.06) | 32.81(91.06) | 31.99(89.58) | 30.51(86.92) | 30.3(86.54) | 34.35(93.83) |
| Average high °C (°F) | 28.89(84.0) | 30.05(86.09) | 31.37(88.47) | 31.43(88.57) | 30.73(87.31) | 30.1(86.18) | 29.9(85.82) | 29.86(85.75) | 29.91(85.84) | 29.8(85.64) | 29.2(84.56) | 28.47(83.25) | 29.98(85.96) |
| Daily mean °C (°F) | 26.01(78.82) | 26.81(80.26) | 28.14(82.65) | 28.75(83.75) | 28.54(83.37) | 28.04(82.47) | 27.77(81.99) | 27.64(81.75) | 27.59(81.66) | 27.4(81.32) | 26.77(80.19) | 26.03(78.85) | 27.46(81.43) |
| Average low °C (°F) | 21.3(70.34) | 21.45(70.61) | 22.49(72.48) | 24.04(75.27) | 24.69(76.44) | 24.47(76.05) | 24.05(75.29) | 23.85(74.93) | 23.77(74.79) | 23.62(74.52) | 23.01(73.42) | 22.16(71.89) | 23.24(73.83) |
| Record low °C (°F) | 16.13(61.03) | 15.84(60.51) | 16.4(61.52) | 18.05(64.49) | 19.08(66.34) | 19.03(66.25) | 18.77(65.79) | 18.53(65.35) | 18.42(65.16) | 18.13(64.63) | 17.76(63.97) | 16.94(62.49) | 15.84(60.51) |
| Average precipitation mm (inches) | 124.09(4.89) | 144.87(5.7) | 132.7(5.22) | 262.17(10.32) | 282.98(11.14) | 172.03(6.77) | 171.5(6.75) | 182.07(7.17) | 217.18(8.55) | 379.74(14.95) | 367.5(14.47) | 280.14(11.03) | 226.41(8.91) |
| Average precipitation days (≥ 1.0 mm) | 12.45 | 12.53 | 14.68 | 21.66 | 21.16 | 17.05 | 17.14 | 18.57 | 18.77 | 24.45 | 24.3 | 20.23 | 18.58 |
| Average relative humidity (%) | 78.84 | 77.61 | 75.54 | 78.12 | 79.73 | 77.88 | 77.42 | 77.54 | 77.81 | 79.4 | 81.51 | 81.84 | 78.6 |
| Mean monthly sunshine hours | 10.49 | 10.65 | 10.99 | 11.6 | 11.94 | 11.98 | 11.63 | 11.01 | 11.47 | 10.49 | 9.23 | 7.82 | 10.78 |
Sri Lanka Climate Graph
Sri Lanka’s Cities by Temperature
Sri Lanka’s states/regions ranking by average yearly temperature:
| North Central | 28.87°C | 83.97°F | |
| Eastern | 28.75°C | 83.75°F | |
| North Western | 28.57°C | 83.43°F | |
| Northern | 28.56°C | 83.41°F | |
| Western | 28.53°C | 83.35°F | |
| Southern | 28.22°C | 82.8°F | |
| Central | 26.36°C | 79.45°F | |
| Sabaragamuwa | 26.05°C | 78.89°F | |
| Uva | 23.22°C | 73.8°F |
Popular places in Sri Lanka
- Veranativu Eastern
- Vaikaladichchenai Eastern
- Ahungalla Southern
- Migahatenna Western
- Alutnuwara Sabaragamuwa
- Yakawewa North Central
- Menikdiwela Central
- Pesalai Northern
- Andanpahura Uva
- Ambalam Eastern
- Kalutara North Western
- Padalangala Sabaragamuwa
- Bussa Southern
- Gonawala Western
- Ambawala Sabaragamuwa
- Kahaduwa Southern
- Mannar Northern
- Amutankulam Northern
- Pugoda Western
- Alupota Uva
- Akurana Sabaragamuwa
- Ambuwakka Sabaragamuwa
- Kuliyapitiya North Western
- Ella Uva
- Adappankulam Northern
- Dankotuwa North Western
- Sammanthurai Eastern
- Udugama Southern
- Ahangama Southern
- Malawenna Southern
- Ihala Diwulwewa North Central
- Kongahawela Central
- Adawikanda Sabaragamuwa
- Monaragala Uva
- Ambalanda Uva
- Akarangaha Western
- Kolonne Sabaragamuwa
- Mahakumbukkadawala North Western
- Aluttarama Uva
- Hirana Western
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