Weather on September 18 in St. Petersburg
Historical weather data for September 18 in St. Petersburg, Russia
Avg High14°C (58°F)
Avg Low8°C (47°F)
Warmest201518°C
Coldest19867°C
Based on 55 years of data from ST. PETERSBURG
About This Date
September 18th in St. Petersburg, Russia typically brings cool fall weather, with average highs around 14°C and lows near 8°C. Over 55 years of records, the warmest September 18th was in 2015 (18°C average), while the coldest was 1986 (7°C) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 38% of September 18th dates historically, with the wettest September 18th recording 1.74" of rain.
Planning for September 18th in St. Petersburg? 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) | 10°C (50°F) | 0" |
| 2024 | 22°C (71°F) | -- | 0" |
| 2023 | 14°C (58°F) | -- | 0" |
| 2022 | 16°C (61°F) | -- | 0.3" |
| 2021 | 12°C (53°F) | -- | 0" |
| 2020 | -- | 7°C (44°F) | 0.41" |
| 2019 | 13°C (55°F) | -- | 0.03" |
| 2018 | 17°C (62°F) | 11°C (51°F) | 0.2" |
| 2017 | 14°C (57°F) | 7°C (45°F) | 1.74" |
| 2016 | 11°C (52°F) | 8°C (47°F) | 0" |
| 2015 | 22°C (72°F) | 14°C (58°F) | 0.05" |
| 2014 | 19°C (66°F) | 8°C (47°F) | 0" |
| 2013 | 19°C (67°F) | 12°C (54°F) | 0" |
| 2012 | 19°C (67°F) | 13°C (56°F) | 0" |
| 2011 | 16°C (61°F) | 8°C (47°F) | 0" |
| 2010 | 14°C (58°F) | 10°C (50°F) | 0.03" |
| 2009 | 14°C (57°F) | 7°C (44°F) | 0" |
| 2008 | 9°C (49°F) | 7°C (44°F) | 0" |
| 2007 | 18°C (65°F) | 11°C (51°F) | 0.04" |
| 2006 | 16°C (61°F) | 11°C (51°F) | 0" |
| 2005 | 14°C (57°F) | 4°C (40°F) | 0" |
| 2004 | 14°C (57°F) | 11°C (52°F) | 0.07" |
| 2003 | 14°C (58°F) | 9°C (49°F) | 0" |
| 2002 | 12°C (54°F) | 8°C (46°F) | 1.62" |
| 2001 | 23°C (73°F) | 13°C (56°F) | 0" |
| 2000 | 15°C (59°F) | 6°C (42°F) | 0" |
| 1999 | 14°C (57°F) | 6°C (43°F) | 0" |
| 1998 | 14°C (58°F) | 12°C (53°F) | 0" |
| 1997 | 15°C (59°F) | 8°C (47°F) | 0.82" |
| 1996 | 14°C (57°F) | 2°C (36°F) | 0" |
| 1995 | 15°C (59°F) | 4°C (40°F) | 0" |
| 1994 | 16°C (60°F) | 11°C (52°F) | 0.8" |
| 1993 | 10°C (50°F) | 3°C (38°F) | 0" |
| 1992 | 18°C (64°F) | 11°C (52°F) | 0" |
| 1991 | 13°C (55°F) | 4°C (39°F) | 0" |
| 1990 | 12°C (53°F) | 8°C (46°F) | 0" |
| 1989 | 15°C (59°F) | 12°C (54°F) | 0.46" |
| 1988 | 12°C (53°F) | 7°C (44°F) | 0.43" |
| 1987 | 13°C (55°F) | 3°C (38°F) | 0" |
| 1986 | 11°C (52°F) | 3°C (37°F) | 0.03" |
| 1985 | 14°C (58°F) | 6°C (43°F) | 0.17" |
| 1984 | 14°C (58°F) | 7°C (45°F) | 0" |
| 1983 | 17°C (62°F) | 14°C (57°F) | 0.41" |
| 1982 | 14°C (57°F) | 7°C (45°F) | 0" |
| 1981 | 8°C (47°F) | 7°C (44°F) | 0.74" |
| 1980 | 18°C (64°F) | 7°C (45°F) | 0" |
| 1979 | 11°C (51°F) | 8°C (47°F) | 1.04" |
| 1978 | 11°C (52°F) | 8°C (47°F) | 0.15" |
| 1977 | 8°C (47°F) | 6°C (42°F) | 0" |
| 1976 | 13°C (55°F) | 3°C (37°F) | 0" |
| 1975 | 17°C (63°F) | 14°C (58°F) | 0" |
| 1974 | 18°C (65°F) | 8°C (47°F) | 0" |
| 1973 | 11°C (52°F) | 4°C (40°F) | 0" |
| 1972 | 14°C (58°F) | 10°C (50°F) | 0.15" |
| 1971 | 12°C (53°F) | 6°C (42°F) | 0" |