September is one of the warmer months of the year in Albany, with average highs near 22.7°C and lows around 10.5°C (mean 16.6°C). It is about average for rainfall, averaging 104 mm of rainfall and 75% relative humidity across the period.
September is one of the warmer months of the year in Albany. Across 45 years of records, the warmest September in Albany was 2015 — when the month averaged 19.3°C — while the coldest was 1984 at 14.2°C. Typical September days reach 22.7°C with nights near 10.5°C. The long-term trend is warming, about 0.6°C per decade.
September is about average for rainfall in Albany, averaging 104 mm of rainfall. The wettest September on record was 2011 with 251 mm, while the driest was 2014 at 32 mm.
Relative humidity in Albany during September averages 75%. The most humid September was 2011 at 87%, and the least humid was 1983 at 65%.
September receives about 4.2 kWh/m²/day of solar energy in Albany. The sunniest Septembers were 2015 and 2016 at 4.7 kWh/m²/day, and the cloudiest was 1993 at 3.2.
Average wind speed in Albany during September is 0.1 m/s. The windiest Septembers were 2023, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.8°C | 15.9°C | 16.6°C | 17.5°C | 17.4°C | +1.6°C |
| Avg High | 22.1°C | 21.9°C | 22.7°C | 23.6°C | 23.3°C | +1.2°C |
| Avg Low | 9.5°C | 9.9°C | 10.6°C | 11.5°C | 11.5°C | +2°C |
| Avg Rain | 89 mm | 103 mm | 107 mm | 112 mm | 112 mm | +23 mm |
September temperatures in Albany have risen by about 1.4°C between 1981–1985 and 2021–2025.
September has ranged from a record low of -3.1°C (2000) to a record high of 34°C (2002).
Rainfall in September is about average for rainfall, averaging 104 mm, with a wettest year of 251 mm.
One of the best times to visit Albany
September is one of the best times to visit Albany. Expect days averaging 22.7°C and nights around 10.5°C (mean 16.6°C) — warmer than Albany's yearly average — with higher rainfall (104 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 25.0°C | 18.3°C | 11.6°C | 28.1°C | 6.3°C | 87 mm | 70% | 0.1 m/s | 4.5 |
| 2024 | 24.8°C | 18.1°C | 11.5°C | 30.0°C | 7.2°C | 37 mm | 70% | 0.1 m/s | 4.5 |
| 2023 | 22.1°C | 17.2°C | 12.2°C | 31.0°C | 5.1°C | 140 mm | 85% | 0.1 m/s | 4 |
| 2022 | 22.5°C | 16.9°C | 11.2°C | 31.0°C | 3.2°C | 150 mm | 79% | 0.1 m/s | 3.9 |
| 2021 | 22.2°C | 17.1°C | 12.0°C | 27.4°C | 6.1°C | 170 mm | 83% | 0.1 m/s | 4.1 |
| 2020 | 23.4°C | 17.0°C | 10.6°C | 29.6°C | 1.2°C | 90 mm | 71% | 0.1 m/s | 4.4 |
| 2019 | 23.9°C | 17.2°C | 10.5°C | 31.1°C | 5.7°C | 47 mm | 72% | 0.1 m/s | 4.4 |
| 2018 | 22.9°C | 18.0°C | 13.2°C | 31.0°C | 5.5°C | 174 mm | 84% | 0.1 m/s | 3.6 |
| 2017 | 24.0°C | 18.0°C | 12.0°C | 32.4°C | 4.8°C | 66 mm | 77% | 0.1 m/s | 4.4 |
| 2016 | 25.5°C | 18.8°C | 12.2°C | 32.3°C | 3.7°C | 57 mm | 66% | 0.1 m/s | 4.7 |
| 2015 🔥 | 25.9°C | 19.3°C | 12.7°C | 33.3°C | 5.4°C | 163 mm | 71% | 0.1 m/s | 4.7 |
| 2014 | 23.7°C | 17.1°C | 10.4°C | 31.8°C | 3.8°C | 32 mm | 72% | 0.1 m/s | 4.5 |
| 2013 | 21.3°C | 15.1°C | 8.8°C | 32.0°C | 2.1°C | 79 mm | 77% | 0.1 m/s | 4.5 |
| 2012 | 22.5°C | 16.6°C | 10.7°C | 30.1°C | 5.1°C | 157 mm | 75% | 0.1 m/s | 4.2 |
| 2011 🌧️ | 22.2°C | 17.4°C | 12.6°C | 29.1°C | 3.1°C | 251 mm | 87% | 0.1 m/s | 3.6 |
| 2010 | 23.8°C | 17.8°C | 11.8°C | 33.2°C | 5.6°C | 93 mm | 71% | 0.1 m/s | 4 |
| 2009 | 20.2°C | 14.8°C | 9.4°C | 25.7°C | 3.6°C | 59 mm | 82% | 0.1 m/s | 4.3 |
| 2008 | 22.3°C | 16.6°C | 10.8°C | 30.5°C | 2.9°C | 125 mm | 80% | 0.1 m/s | 4.3 |
| 2007 | 24.6°C | 18.0°C | 11.3°C | 33.6°C | 4.3°C | 89 mm | 72% | 0.1 m/s | 4.6 |
| 2006 | 20.1°C | 14.9°C | 9.7°C | 25.8°C | 3.0°C | 99 mm | 84% | 0.1 m/s | 3.6 |
| 2005 | 26.0°C | 19.2°C | 12.5°C | 32.9°C | 6.0°C | 50 mm | 67% | 0.1 m/s | 4.6 |
| 2004 | 22.3°C | 16.7°C | 11.1°C | 26.7°C | 5.0°C | 190 mm | 84% | 0.1 m/s | 4.3 |
| 2003 | 21.7°C | 16.3°C | 11.0°C | 26.2°C | 4.9°C | 187 mm | 84% | 0.1 m/s | 3.9 |
| 2002 | 25.2°C | 18.5°C | 11.7°C | 34.0°C | 5.2°C | 96 mm | 67% | 0.1 m/s | 4.5 |
| 2001 | 23.5°C | 16.6°C | 9.7°C | 32.3°C | 3.2°C | 83 mm | 69% | 0.1 m/s | 4.5 |
| 2000 | 20.6°C | 14.6°C | 8.7°C | 29.7°C | -3.1°C | 96 mm | 80% | 0.1 m/s | 4 |
| 1999 | 23.4°C | 17.6°C | 11.7°C | 33.3°C | 4.7°C | 238 mm | 77% | 0.1 m/s | 4 |
| 1998 | 24.1°C | 17.3°C | 10.5°C | 31.3°C | 3.0°C | 60 mm | 72% | 0.1 m/s | 4.3 |
| 1997 | 21.1°C | 15.2°C | 9.3°C | 28.2°C | 2.9°C | 85 mm | 74% | 0.1 m/s | 4.3 |
| 1996 | 21.4°C | 16.3°C | 11.3°C | 28.1°C | 5.1°C | 145 mm | 81% | 0.1 m/s | 3.5 |
| 1995 | 22.1°C | 15.3°C | 8.6°C | 29.8°C | 1.8°C | 75 mm | 66% | 0.1 m/s | 4.1 |
| 1994 | 21.0°C | 15.3°C | 9.6°C | 28.3°C | 5.3°C | 86 mm | 77% | 0.1 m/s | 4.1 |
| 1993 | 21.4°C | 15.7°C | 10.0°C | 31.7°C | 0.3°C | 108 mm | 76% | 0.1 m/s | 3.2 |
| 1992 | 22.4°C | 15.9°C | 9.5°C | 29.4°C | -0.3°C | 75 mm | 72% | 0.1 m/s | 4.1 |
| 1991 | 21.6°C | 15.2°C | 8.8°C | 31.9°C | -2.2°C | 107 mm | 71% | 0.1 m/s | 4.4 |
| 1990 | 20.9°C | 15.1°C | 9.3°C | 27.5°C | 1.9°C | 47 mm | 77% | 0.1 m/s | 4 |
| 1989 | 22.4°C | 16.2°C | 10.1°C | 33.0°C | 0.6°C | 116 mm | 76% | 0.1 m/s | 3.9 |
| 1988 | 21.4°C | 14.9°C | 8.3°C | 26.9°C | 1.3°C | 47 mm | 72% | 0.1 m/s | 4.5 |
| 1987 | 19.9°C | 14.8°C | 9.7°C | 25.3°C | 1.5°C | 173 mm | 83% | 0.1 m/s | 3.6 |
| 1986 | 21.5°C | 15.6°C | 9.7°C | 28.3°C | 2.7°C | 59 mm | 73% | 0.1 m/s | 3.7 |
| 1985 | 23.4°C | 16.9°C | 10.4°C | 29.5°C | 2.8°C | 116 mm | 73% | 0.1 m/s | 4.1 |
| 1984 ❄️ | 20.7°C | 14.2°C | 7.7°C | 28.3°C | 2.6°C | 48 mm | 73% | 0.1 m/s | 4.5 |
| 1983 | 24.6°C | 17.3°C | 10.0°C | 33.3°C | 3.4°C | 65 mm | 65% | 0.1 m/s | — |
| 1982 | 23.8°C | 16.9°C | 10.0°C | 30.9°C | 5.3°C | 55 mm | 69% | 0.1 m/s | — |
| 1981 | 21.0°C | 15.3°C | 9.5°C | 28.2°C | -0.1°C | 123 mm | 74% | 0.1 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 22.7°C with lows near 10.5°C (mean 16.6°C), based on 45 years of NASA POWER data.
September averages 104 mm of rainfall in Albany, about average for rainfall. The wettest on record was 251 mm in 2011.
The hottest September reached 34°C in 2002. The coldest dipped to -3.1°C in 2000.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.4°C. Daytime highs moved from 22.7°C to 23.3°C and overnight lows from 9.5°C to 11.7°C over the same span.
September is one of the warmer months of the year in Albany and about average for rainfall, so plan for around 22.7°C daytime highs and 10.5°C at night.
Not quite — September is the 9th coolest month in Albany, averaging 16.6°C.
For September in Albany, pack light layers you can adjust through the day, with typical highs of 22.7°C and lows of 10.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 75% — quite humid.
Average wind speed in September is 0.1 m/s. The windiest September on record averaged 0.1 m/s (1981).
The wettest September on record was 2011 with 251 mm. On average, September sees 104 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Albany behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
