October is one of the warmer months of the year in Fredericton, with average highs near 12.2°C and lows around 2.9°C (mean 7.6°C). It is a relatively wet time of year, averaging 103 mm of rainfall and 86% relative humidity across the period.
October is one of the warmer months of the year in Fredericton. Across 45 years of records, the warmest Octobers in Fredericton were 2017 and 2023 — when the month averaged 10.7°C — while the coldest was 1993 at 4.7°C. Typical October days reach 12.2°C with nights near 2.9°C. The long-term trend is warming, about 0.6°C per decade.
October is a relatively wet time of year in Fredericton, averaging 103 mm of rainfall. The wettest October on record was 2003 with 224 mm, while the driest was 1997 at 30 mm.
Relative humidity in Fredericton during October averages 86%. The most humid October was 2005 at 90%, and the least humid was 1985 at 81%.
October receives about 2.5 kWh/m²/day of solar energy in Fredericton. The sunniest October was 2022 at 3 kWh/m²/day, and the cloudiest were 2009 and 2018 at 2.1.
Average wind speed in Fredericton during October is 0.2 m/s. The windiest Octobers were 2021, 2022 and 2023, among others at 0.2 m/s, while the calmest were 2020, 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 | 6.5°C | 6.8°C | 7.5°C | 8.0°C | 9.5°C | +3°C |
| Avg High | 11.4°C | 11.5°C | 12.1°C | 12.5°C | 14.3°C | +2.9°C |
| Avg Low | 1.7°C | 2.2°C | 3.0°C | 3.6°C | 4.7°C | +3°C |
| Avg Rain | 72 mm | 111 mm | 126 mm | 116 mm | 78 mm | +5 mm |
October temperatures in Fredericton have risen by about 3.3°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -6°C (1999) to a record high of 26.5°C (2025).
Rainfall in October is a relatively wet time of year, averaging 103 mm, with a wettest year of 224 mm.
A good time to visit Fredericton
October is a good time to visit Fredericton, with days averaging 12.2°C and nights around 2.9°C (mean 7.6°C, warmer than Fredericton's yearly average) and higher rainfall. July and August are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 14.6°C | 9.7°C | 4.7°C | 26.5°C | -1.0°C | 66 mm | 84% | 0.1 m/s | 2.7 |
| 2024 | 13.5°C | 8.8°C | 4.1°C | 20.3°C | -4.9°C | 54 mm | 85% | 0.1 m/s | 2.6 |
| 2023 | 15.0°C | 10.7°C | 6.3°C | 23.5°C | -5.2°C | 89 mm | 89% | 0.2 m/s | 2.3 |
| 2022 | 15.6°C | 10.4°C | 5.1°C | 19.9°C | -1.9°C | 87 mm | 86% | 0.2 m/s | 3 |
| 2021 | 15.0°C | 10.3°C | 5.7°C | 23.4°C | 1.7°C | 58 mm | 87% | 0.2 m/s | 2.6 |
| 2020 | 12.0°C | 7.2°C | 2.5°C | 20.2°C | -5.4°C | 111 mm | 84% | 0.1 m/s | 2.5 |
| 2019 | 12.4°C | 8.2°C | 4.0°C | 17.1°C | -2.3°C | 104 mm | 87% | 0.2 m/s | 2.4 |
| 2018 | 9.3°C | 5.1°C | 0.9°C | 21.7°C | -6.0°C | 130 mm | 85% | 0.1 m/s | 2.1 |
| 2017 🔥 | 15.7°C | 10.7°C | 5.6°C | 21.5°C | -0.8°C | 126 mm | 86% | 0.1 m/s | 2.9 |
| 2016 | 13.0°C | 8.3°C | 3.5°C | 22.6°C | -2.1°C | 77 mm | 86% | 0.2 m/s | 2.5 |
| 2015 | 10.7°C | 5.7°C | 0.8°C | 18.4°C | -5.0°C | 102 mm | 85% | 0.1 m/s | 2.7 |
| 2014 | 13.7°C | 9.4°C | 5.1°C | 20.6°C | -1.4°C | 144 mm | 89% | 0.1 m/s | 2.2 |
| 2013 | 13.1°C | 8.1°C | 3.1°C | 21.8°C | -4.9°C | 52 mm | 85% | 0.2 m/s | 2.9 |
| 2012 | 13.3°C | 8.9°C | 4.4°C | 20.5°C | -4.4°C | 193 mm | 86% | 0.2 m/s | 2.5 |
| 2011 | 12.2°C | 8.4°C | 4.6°C | 24.0°C | -4.1°C | 101 mm | 87% | 0.2 m/s | 2.3 |
| 2010 | 11.7°C | 7.6°C | 3.6°C | 24.4°C | -2.5°C | 134 mm | 85% | 0.2 m/s | 2.5 |
| 2009 | 9.1°C | 4.9°C | 0.7°C | 15.9°C | -4.1°C | 185 mm | 87% | 0.2 m/s | 2.1 |
| 2008 | 12.1°C | 7.3°C | 2.6°C | 17.0°C | -5.5°C | 137 mm | 85% | 0.2 m/s | 2.6 |
| 2007 | 14.3°C | 9.5°C | 4.8°C | 21.7°C | -2.4°C | 89 mm | 85% | 0.2 m/s | 2.8 |
| 2006 | 11.9°C | 7.4°C | 2.9°C | 20.3°C | -2.9°C | 142 mm | 86% | 0.2 m/s | 2.5 |
| 2005 | 13.0°C | 8.9°C | 4.8°C | 23.0°C | -4.3°C | 206 mm | 90% | 0.1 m/s | 2.2 |
| 2004 | 12.8°C | 8.3°C | 3.7°C | 19.7°C | -4.2°C | 51 mm | 86% | 0.2 m/s | 2.6 |
| 2003 🌧️ | 11.9°C | 7.5°C | 3.1°C | 21.9°C | -3.0°C | 224 mm | 87% | 0.2 m/s | 2.5 |
| 2002 | 10.2°C | 5.5°C | 0.8°C | 25.0°C | -5.1°C | 80 mm | 82% | 0.2 m/s | 2.7 |
| 2001 | 14.2°C | 9.0°C | 3.7°C | 23.4°C | -4.4°C | 54 mm | 83% | 0.1 m/s | 2.8 |
| 2000 | 11.7°C | 7.1°C | 2.5°C | 20.6°C | -4.8°C | 88 mm | 87% | 0.2 m/s | 2.4 |
| 1999 | 11.0°C | 5.9°C | 0.9°C | 16.8°C | -6.0°C | 86 mm | 83% | 0.2 m/s | 2.4 |
| 1998 | 10.8°C | 6.8°C | 2.7°C | 17.3°C | -4.6°C | 115 mm | 85% | 0.2 m/s | 2.3 |
| 1997 | 10.4°C | 5.9°C | 1.3°C | 19.9°C | -4.7°C | 30 mm | 84% | 0.2 m/s | 2.5 |
| 1996 | 10.4°C | 5.7°C | 1.1°C | 18.9°C | -3.2°C | 104 mm | 85% | 0.1 m/s | 2.8 |
| 1995 | 14.1°C | 9.5°C | 4.9°C | 21.7°C | -5.3°C | 143 mm | 87% | 0.1 m/s | 2.4 |
| 1994 | 12.8°C | 7.8°C | 2.7°C | 20.2°C | -3.5°C | 55 mm | 83% | 0.1 m/s | 2.9 |
| 1993 ❄️ | 9.6°C | 4.7°C | -0.3°C | 15.9°C | -5.8°C | 147 mm | 85% | 0.1 m/s | 2.2 |
| 1992 | 10.3°C | 5.8°C | 1.3°C | 17.4°C | -5.1°C | 146 mm | 86% | 0.1 m/s | 2.3 |
| 1991 | 13.1°C | 8.4°C | 3.6°C | 18.8°C | -4.1°C | 124 mm | 88% | 0.1 m/s | 2.2 |
| 1990 | 12.4°C | 7.9°C | 3.4°C | 21.4°C | -5.1°C | 159 mm | 87% | 0.1 m/s | 2.3 |
| 1989 | 12.3°C | 7.3°C | 2.3°C | 20.4°C | -2.8°C | 57 mm | 85% | 0.1 m/s | 2.6 |
| 1988 | 9.7°C | 5.5°C | 1.3°C | 22.6°C | -4.3°C | 107 mm | 86% | 0.1 m/s | 2.5 |
| 1987 | 12.3°C | 7.1°C | 2.0°C | 19.0°C | -4.6°C | 83 mm | 86% | 0.2 m/s | 2.8 |
| 1986 | 10.4°C | 5.4°C | 0.3°C | 16.8°C | -5.3°C | 31 mm | 85% | 0.1 m/s | 2.7 |
| 1985 | 11.6°C | 7.0°C | 2.3°C | 20.4°C | -5.2°C | 61 mm | 81% | 0.1 m/s | 2.4 |
| 1984 | 12.1°C | 7.0°C | 1.9°C | 17.1°C | -4.3°C | 48 mm | 85% | 0.2 m/s | 2.9 |
| 1983 | 11.7°C | 6.9°C | 2.1°C | 22.6°C | -4.6°C | 55 mm | 83% | 0.2 m/s | — |
| 1982 | 11.9°C | 6.9°C | 1.8°C | 18.9°C | -5.4°C | 47 mm | 85% | 0.2 m/s | — |
| 1981 | 10.4°C | 5.8°C | 1.2°C | 14.9°C | -4.8°C | 162 mm | 87% | 0.2 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 12.2°C with lows near 2.9°C (mean 7.6°C), based on 45 years of NASA POWER data.
October averages 103 mm of rainfall in Fredericton, a relatively wet time of year. The wettest on record was 224 mm in 2003.
The hottest October reached 26.5°C in 2025. The coldest dipped to -6°C in 1999.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 3.3°C. Daytime highs moved from 11.5°C to 14.7°C and overnight lows from 1.9°C to 5.2°C over the same span.
October is one of the warmer months of the year in Fredericton and a relatively wet time of year, so plan for around 12.2°C daytime highs and 2.9°C at night.
Not quite — October is the 7th coolest month in Fredericton, averaging 7.6°C.
For October in Fredericton, pack warm layers and a jacket for chilly mornings, with typical highs of 12.2°C and lows of 2.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 86% — quite humid.
Average wind speed in October is 0.2 m/s. The windiest October on record averaged 0.2 m/s (1981).
The wettest October on record was 2003 with 224 mm. On average, October sees 103 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 Fredericton behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
