Weather on May 18 in Colombo
Historical weather data for May 18 in Colombo, Sri Lanka
Avg High24°C (76°F)
Avg Low18°C (64°F)
Warmest201431°C
Coldest199216°C
Based on 53 years of data from COLOMBO
About This Date
May 18th in Colombo, Sri Lanka typically brings pleasant spring weather, with average highs around 24°C and lows near 18°C. Over 53 years of records, the warmest May 18th was in 2014 (31°C average), while the coldest was 1992 (16°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 21% of May 18th dates historically, with the wettest May 18th recording 3.12" of rain. The last decade has been 19.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 19.9°F warmer on this date compared to 20-30 years ago.
Planning for May 18th in Colombo? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 32°C (90°F) | 27°C (81°F) | -- |
| 2025 | 31°C (88°F) | 24°C (76°F) | 24 mm |
| 2023 | 32°C (90°F) | -- | 0 mm |
| 2022 | 31°C (87°F) | 26°C (78°F) | 2 mm |
| 2021 | -- | 27°C (81°F) | 0 mm |
| 2020 | 32°C (89°F) | 28°C (83°F) | 3 mm |
| 2019 | -- | 27°C (80°F) | 0 mm |
| 2018 | 28°C (83°F) | -- | 49 mm |
| 2017 | 31°C (88°F) | -- | 0 mm |
| 2016 | 32°C (89°F) | 26°C (79°F) | 20 mm |
| 2015 | 32°C (90°F) | 26°C (79°F) | 8 mm |
| 2014 | 33°C (91°F) | 28°C (82°F) | 0 mm |
| 2013 | 32°C (90°F) | 28°C (83°F) | 0 mm |
| 2012 | 32°C (90°F) | 28°C (82°F) | 0 mm |
| 2011 | 31°C (88°F) | 26°C (78°F) | 8 mm |
| 2010 | -- | 24°C (75°F) | 79 mm |
| 2009 | 33°C (91°F) | -- | 0 mm |
| 2007 | 24°C (75°F) | -- | 0 mm |
| 2006 | 19°C (67°F) | -- | 0 mm |
| 2004 | 19°C (67°F) | 14°C (58°F) | -- |
| 2003 | 20°C (68°F) | 14°C (58°F) | -- |
| 2002 | 19°C (66°F) | 15°C (59°F) | -- |
| 2001 | 22°C (72°F) | 15°C (59°F) | -- |
| 2000 | 22°C (72°F) | 15°C (59°F) | -- |
| 1999 | 21°C (69°F) | 14°C (58°F) | -- |
| 1998 | 22°C (72°F) | 16°C (60°F) | -- |
| 1997 | 19°C (67°F) | 14°C (58°F) | -- |
| 1996 | 25°C (77°F) | 13°C (55°F) | -- |
| 1995 | 22°C (71°F) | 15°C (59°F) | 0 mm |
| 1994 | 32°C (90°F) | -- | -- |
| 1993 | 21°C (69°F) | 14°C (58°F) | -- |
| 1992 | 18°C (64°F) | 14°C (57°F) | -- |
| 1991 | 24°C (75°F) | 12°C (54°F) | 0 mm |
| 1990 | 19°C (67°F) | 14°C (58°F) | -- |
| 1989 | 20°C (68°F) | 15°C (59°F) | 0 mm |
| 1988 | 22°C (71°F) | 16°C (60°F) | 0 mm |
| 1987 | 23°C (74°F) | 12°C (54°F) | -- |
| 1986 | 22°C (71°F) | 16°C (60°F) | 0 mm |
| 1985 | 21°C (70°F) | 13°C (56°F) | -- |
| 1984 | 23°C (74°F) | 13°C (55°F) | -- |
| 1983 | 23°C (73°F) | 14°C (57°F) | 0 mm |
| 1982 | 23°C (73°F) | 12°C (53°F) | -- |
| 1981 | 22°C (71°F) | 14°C (57°F) | -- |
| 1980 | 32°C (90°F) | -- | -- |
| 1979 | 22°C (72°F) | 13°C (55°F) | -- |
| 1978 | 18°C (65°F) | 15°C (59°F) | -- |
| 1977 | 20°C (68°F) | 15°C (59°F) | -- |
| 1976 | 22°C (71°F) | 10°C (50°F) | -- |
| 1975 | 23°C (73°F) | 13°C (55°F) | -- |
| 1974 | 19°C (67°F) | 13°C (55°F) | -- |
| 1973 | 23°C (74°F) | 14°C (57°F) | -- |
| 1972 | 21°C (69°F) | 12°C (54°F) | -- |
| 1971 | 18°C (65°F) | 14°C (57°F) | -- |