Weather on September 23 in Riga
Historical weather data for September 23 in Riga, Latvia
Based on 45 years of data from RIGA
About This Date
September 23rd in Riga, Latvia typically brings cool fall weather, with average highs around 15°C and lows near 7°C. Over 45 years of records, the warmest September 23rd was in 1999 (17°C average), while the coldest was 1973 (4°C) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 31% of September 23rd dates historically, with the wettest September 23rd recording 1.55" of rain. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for September 23rd in Riga? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 14°C (57°F) | 12°C (53°F) | -- |
| 2024 | 21°C (69°F) | 9°C (48°F) | -- |
| 2022 | 13°C (56°F) | 5°C (41°F) | -- |
| 2017 | 19°C (66°F) | 9°C (49°F) | -- |
| 2016 | 16°C (60°F) | 9°C (48°F) | -- |
| 2015 | 19°C (66°F) | 9°C (49°F) | -- |
| 2013 | -- | 8°C (47°F) | -- |
| 2012 | 14°C (58°F) | 4°C (40°F) | -- |
| 2011 | 15°C (59°F) | 12°C (53°F) | -- |
| 2010 | 16°C (60°F) | 8°C (47°F) | -- |
| 2009 | 17°C (62°F) | -- | -- |
| 2004 | 14°C (57°F) | -- | 0.51" |
| 2003 | 23°C (74°F) | -- | -- |
| 2002 | 11°C (51°F) | -1°C (31°F) | -- |
| 2001 | 19°C (66°F) | 9°C (48°F) | -- |
| 2000 | 16°C (60°F) | 1°C (34°F) | -- |
| 1999 | 22°C (71°F) | 13°C (55°F) | 0.1" |
| 1998 | 15°C (59°F) | 11°C (52°F) | -- |
| 1997 | 11°C (52°F) | 4°C (39°F) | -- |
| 1996 | 12°C (53°F) | 2°C (36°F) | -- |
| 1995 | 16°C (60°F) | 3°C (38°F) | 0" |
| 1994 | 18°C (64°F) | -- | 0.3" |
| 1993 | 11°C (52°F) | -- | 0" |
| 1992 | 18°C (64°F) | 7°C (45°F) | 0" |
| 1991 | 14°C (58°F) | 9°C (48°F) | 0.36" |
| 1990 | 12°C (53°F) | 8°C (46°F) | 0.93" |
| 1989 | 16°C (60°F) | 12°C (54°F) | 0" |
| 1988 | 16°C (60°F) | 12°C (54°F) | 0" |
| 1987 | 18°C (64°F) | 9°C (48°F) | 0" |
| 1986 | 11°C (51°F) | 6°C (43°F) | 0.76" |
| 1985 | 12°C (53°F) | 6°C (42°F) | 0.28" |
| 1984 | 15°C (59°F) | 13°C (55°F) | 0.62" |
| 1983 | 15°C (59°F) | 10°C (50°F) | 1.55" |
| 1982 | 17°C (62°F) | 6°C (43°F) | 0" |
| 1981 | 17°C (63°F) | 12°C (54°F) | 1.06" |
| 1980 | 15°C (59°F) | 4°C (39°F) | 0" |
| 1979 | 14°C (58°F) | 7°C (45°F) | 0" |
| 1978 | 9°C (48°F) | 3°C (37°F) | 0.6" |
| 1977 | 12°C (53°F) | 1°C (33°F) | 0" |
| 1976 | 13°C (55°F) | 1°C (33°F) | 0" |
| 1975 | 18°C (65°F) | 6°C (43°F) | 0" |
| 1974 | 16°C (61°F) | 9°C (49°F) | 0.05" |
| 1973 | 6°C (43°F) | 3°C (37°F) | 0.4" |
| 1972 | 14°C (58°F) | 4°C (39°F) | 0.03" |
| 1971 | 18°C (65°F) | 10°C (50°F) | 0" |