Weather on September 1 in Colombo
Historical weather data for September 1 in Colombo, Sri Lanka
Based on 52 years of data from COLOMBO
About This Date
September 1st in Colombo, Sri Lanka typically brings pleasant fall weather, with average highs around 23°C and lows near 16°C. Over 52 years of records, the warmest September 1st was in 2015 (29°C average), while the coldest was 1984 (15°C) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 33% of September 1st dates historically, with the wettest September 1st recording 4.39" of rain. The last decade has been 21.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 21.0°F warmer on this date compared to 20-30 years ago.
Planning for September 1st in Colombo? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2024 | 31°C (88°F) | 24°C (76°F) | 51 mm |
| 2023 | 28°C (83°F) | 24°C (76°F) | 103 mm |
| 2022 | -- | 23°C (74°F) | 87 mm |
| 2021 | 31°C (87°F) | 27°C (80°F) | 0 mm |
| 2020 | 31°C (87°F) | -- | 1 mm |
| 2019 | 31°C (87°F) | 25°C (77°F) | 28 mm |
| 2018 | 30°C (86°F) | -- | 0 mm |
| 2017 | 31°C (88°F) | -- | 5 mm |
| 2016 | 31°C (87°F) | 26°C (78°F) | 1 mm |
| 2015 | 32°C (89°F) | 26°C (79°F) | 0 mm |
| 2014 | 31°C (88°F) | -- | 0 mm |
| 2013 | 31°C (87°F) | 26°C (78°F) | 6 mm |
| 2012 | 31°C (87°F) | 24°C (75°F) | 39 mm |
| 2011 | 31°C (87°F) | -- | 14 mm |
| 2010 | 29°C (85°F) | 26°C (79°F) | 0 mm |
| 2009 | 31°C (87°F) | -- | 2 mm |
| 2006 | 21°C (69°F) | -- | 0 mm |
| 2005 | 18°C (64°F) | -- | 23 mm |
| 2004 | 21°C (70°F) | 11°C (51°F) | 0 mm |
| 2003 | 18°C (64°F) | 14°C (57°F) | -- |
| 2002 | 19°C (66°F) | 11°C (52°F) | 3 mm |
| 2001 | 21°C (69°F) | 13°C (56°F) | -- |
| 2000 | 20°C (68°F) | 12°C (53°F) | -- |
| 1999 | 18°C (64°F) | 14°C (57°F) | 0 mm |
| 1998 | 19°C (66°F) | 14°C (57°F) | 0 mm |
| 1997 | 22°C (71°F) | 13°C (55°F) | -- |
| 1996 | 22°C (71°F) | 12°C (53°F) | -- |
| 1995 | 16°C (61°F) | 13°C (56°F) | 112 mm |
| 1994 | 18°C (65°F) | 13°C (56°F) | 5 mm |
| 1993 | 30°C (86°F) | 26°C (78°F) | 0 mm |
| 1992 | 16°C (61°F) | 14°C (58°F) | 38 mm |
| 1991 | 22°C (72°F) | 13°C (55°F) | -- |
| 1990 | 20°C (68°F) | 11°C (52°F) | 0 mm |
| 1989 | 22°C (71°F) | 11°C (52°F) | -- |
| 1988 | 19°C (67°F) | 12°C (54°F) | -- |
| 1987 | 23°C (74°F) | 9°C (49°F) | 5 mm |
| 1986 | 21°C (70°F) | 12°C (53°F) | -- |
| 1985 | -- | 25°C (77°F) | 0 mm |
| 1984 | 18°C (65°F) | 11°C (52°F) | -- |
| 1983 | 21°C (69°F) | 14°C (57°F) | -- |
| 1982 | 22°C (71°F) | 11°C (51°F) | 0 mm |
| 1981 | 20°C (68°F) | 13°C (55°F) | -- |
| 1980 | 19°C (66°F) | 13°C (56°F) | -- |
| 1979 | 21°C (69°F) | 11°C (52°F) | -- |
| 1978 | 21°C (70°F) | 11°C (52°F) | -- |
| 1977 | 19°C (66°F) | 13°C (56°F) | -- |
| 1976 | 18°C (65°F) | 12°C (54°F) | -- |
| 1975 | 18°C (65°F) | 12°C (54°F) | -- |
| 1974 | 20°C (68°F) | 11°C (51°F) | -- |
| 1973 | 23°C (74°F) | 9°C (49°F) | -- |
| 1972 | 21°C (70°F) | 12°C (54°F) | -- |
| 1971 | 22°C (72°F) | 11°C (51°F) | -- |