Weather on September 30 in Riga
Historical weather data for September 30 in Riga, Latvia
Based on 48 years of data from RIGA
About This Date
September 30th in Riga, Latvia typically brings cool fall weather, with average highs around 13°C and lows near 6°C. Over 48 years of records, the warmest September 30th was in 1981 (16°C average), while the coldest was 1993 (2°C) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 40% of September 30th dates historically, with the wettest September 30th recording 0.63" of rain. The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
Planning for September 30th 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 (mm) |
|---|---|---|---|
| 2026 | 16°C (60°F) | 14°C (58°F) | 0 mm |
| 2025 | 9°C (49°F) | 5°C (41°F) | -- |
| 2024 | 14°C (57°F) | 3°C (38°F) | -- |
| 2023 | -- | 16°C (61°F) | 2 mm |
| 2022 | 14°C (57°F) | 3°C (38°F) | -- |
| 2017 | 14°C (57°F) | 1°C (34°F) | -- |
| 2016 | 17°C (63°F) | -- | 5 mm |
| 2015 | 17°C (62°F) | 0°C (32°F) | -- |
| 2014 | 15°C (59°F) | -- | -- |
| 2013 | -- | 1°C (34°F) | -- |
| 2012 | 14°C (58°F) | 11°C (51°F) | -- |
| 2011 | 18°C (64°F) | 14°C (57°F) | -- |
| 2010 | 11°C (51°F) | -1°C (31°F) | -- |
| 2009 | 14°C (58°F) | 1°C (33°F) | -- |
| 2004 | 14°C (58°F) | -- | 1 mm |
| 2003 | 16°C (60°F) | 9°C (49°F) | 1 mm |
| 2002 | 16°C (61°F) | 8°C (47°F) | -- |
| 2001 | 13°C (55°F) | 3°C (37°F) | -- |
| 2000 | 18°C (65°F) | 7°C (44°F) | -- |
| 1999 | 17°C (62°F) | 11°C (52°F) | -- |
| 1998 | 9°C (48°F) | -- | -- |
| 1997 | 9°C (49°F) | 1°C (34°F) | -- |
| 1996 | 14°C (57°F) | 8°C (46°F) | 9 mm |
| 1995 | 12°C (53°F) | 4°C (39°F) | 3 mm |
| 1994 | 14°C (58°F) | 6°C (42°F) | 12 mm |
| 1993 | 7°C (45°F) | -3°C (27°F) | 0 mm |
| 1992 | 13°C (56°F) | 8°C (46°F) | -- |
| 1991 | 17°C (63°F) | 11°C (51°F) | 1 mm |
| 1990 | 13°C (56°F) | 8°C (46°F) | 0 mm |
| 1989 | 12°C (53°F) | 7°C (44°F) | 16 mm |
| 1988 | 13°C (56°F) | 9°C (49°F) | 2 mm |
| 1987 | 12°C (53°F) | 7°C (44°F) | 0 mm |
| 1986 | 12°C (53°F) | 7°C (44°F) | 0 mm |
| 1985 | 10°C (50°F) | 6°C (43°F) | 2 mm |
| 1984 | 12°C (53°F) | 6°C (43°F) | 0 mm |
| 1983 | 8°C (47°F) | 3°C (37°F) | 2 mm |
| 1982 | 12°C (54°F) | 10°C (50°F) | 0 mm |
| 1981 | 18°C (65°F) | 13°C (56°F) | 0 mm |
| 1980 | 11°C (52°F) | 1°C (33°F) | 2 mm |
| 1979 | 9°C (49°F) | 6°C (42°F) | 8 mm |
| 1978 | 9°C (49°F) | 3°C (37°F) | 2 mm |
| 1977 | 13°C (55°F) | 7°C (44°F) | 5 mm |
| 1976 | 8°C (47°F) | -2°C (28°F) | 0 mm |
| 1975 | 16°C (61°F) | 1°C (33°F) | 0 mm |
| 1974 | 15°C (59°F) | 11°C (52°F) | 2 mm |
| 1973 | 12°C (54°F) | 10°C (50°F) | 3 mm |
| 1972 | 9°C (49°F) | 4°C (39°F) | 1 mm |
| 1971 | 16°C (61°F) | 8°C (47°F) | 0 mm |