Weather on September 20 in Ljubljana
Historical weather data for September 20 in Ljubljana, Slovenia
Based on 54 years of data from LJUBLJANA BEZIGRAD
About This Date
September 20th in Ljubljana, Slovenia typically brings pleasant fall weather, with average highs around 21°C and lows near 11°C. Over 54 years of records, the warmest September 20th was in 1987 (23°C average), while the coldest was 1977 (8°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 20th dates historically, with the wettest September 20th recording 4.54" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 20th in Ljubljana? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2024 | 22°C (72°F) | 12°C (54°F) | 0" |
| 2023 | 25°C (77°F) | 14°C (58°F) | 0" |
| 2022 | 21°C (70°F) | 7°C (44°F) | 0.04" |
| 2021 | 16°C (60°F) | 11°C (52°F) | 0.09" |
| 2020 | 24°C (75°F) | 9°C (48°F) | 0" |
| 2019 | 18°C (64°F) | 7°C (44°F) | 0" |
| 2018 | 28°C (82°F) | 16°C (61°F) | 0" |
| 2017 | 14°C (58°F) | 8°C (47°F) | 0" |
| 2016 | 20°C (68°F) | 13°C (56°F) | 0.03" |
| 2015 | 23°C (73°F) | 16°C (60°F) | 0" |
| 2014 | 24°C (75°F) | 17°C (62°F) | 0.01" |
| 2013 | 22°C (72°F) | 13°C (55°F) | 0" |
| 2012 | 18°C (65°F) | -- | -- |
| 2011 | 22°C (72°F) | 9°C (48°F) | 0" |
| 2010 | 19°C (66°F) | 9°C (49°F) | 0" |
| 2009 | 24°C (75°F) | 14°C (58°F) | 0" |
| 2008 | 17°C (63°F) | 4°C (39°F) | 0" |
| 2007 | 18°C (64°F) | 5°C (41°F) | 0" |
| 2006 | 25°C (77°F) | 14°C (58°F) | 0" |
| 2005 | 14°C (58°F) | 10°C (50°F) | 0.19" |
| 2004 | 24°C (76°F) | 12°C (53°F) | 0" |
| 2003 | 28°C (82°F) | 12°C (53°F) | 0" |
| 2002 | 23°C (74°F) | 16°C (60°F) | 0.2" |
| 2001 | 21°C (70°F) | 9°C (48°F) | 0" |
| 2000 | 27°C (80°F) | 13°C (56°F) | 0.49" |
| 1999 | 23°C (73°F) | 15°C (59°F) | 4.54" |
| 1998 | 17°C (62°F) | 7°C (44°F) | 0" |
| 1997 | 16°C (60°F) | 10°C (50°F) | 0" |
| 1996 | 13°C (55°F) | 9°C (49°F) | 0.24" |
| 1995 | 21°C (69°F) | 14°C (57°F) | 1.71" |
| 1994 | 19°C (67°F) | 7°C (45°F) | 0" |
| 1993 | 18°C (64°F) | 14°C (57°F) | 0" |
| 1992 | 23°C (73°F) | 9°C (48°F) | 0" |
| 1991 | 24°C (75°F) | 11°C (51°F) | 0" |
| 1990 | 19°C (67°F) | 12°C (54°F) | 0.09" |
| 1989 | 27°C (80°F) | 13°C (56°F) | 0" |
| 1988 | 18°C (64°F) | 12°C (53°F) | 0" |
| 1987 | 29°C (84°F) | 16°C (61°F) | 0" |
| 1986 | 18°C (64°F) | 4°C (39°F) | 0" |
| 1985 | 28°C (82°F) | 10°C (50°F) | 0" |
| 1984 | 17°C (63°F) | 13°C (55°F) | 0.26" |
| 1983 | 26°C (78°F) | 8°C (47°F) | 0" |
| 1982 | 26°C (78°F) | 13°C (55°F) | 0" |
| 1981 | 23°C (73°F) | 15°C (59°F) | 0" |
| 1980 | 23°C (73°F) | 14°C (58°F) | 0" |
| 1979 | 24°C (75°F) | 9°C (49°F) | 0" |
| 1978 | 18°C (64°F) | 8°C (46°F) | 0" |
| 1977 | 11°C (51°F) | 6°C (42°F) | 0.1" |
| 1976 | 20°C (68°F) | 7°C (45°F) | 0" |
| 1975 | 24°C (76°F) | 12°C (53°F) | 0" |
| 1974 | 17°C (63°F) | 14°C (57°F) | 1.47" |
| 1973 | 23°C (74°F) | 13°C (56°F) | 0" |
| 1972 | 17°C (62°F) | 9°C (49°F) | 0" |
| 1971 | 21°C (69°F) | 4°C (40°F) | 0" |