October is one of the warmer months of the year in Dover, with average highs near 14.9°C and lows around 11.8°C (mean 13.4°C). It is a relatively wet time of year, averaging 90 mm of rainfall and 84% relative humidity across the period.
October is one of the warmer months of the year in Dover. Across 45 years of records, the warmest October in Dover was 2022 — when the month averaged 15.8°C — while the coldest was 1992 at 10.6°C. Typical October days reach 14.9°C with nights near 11.8°C. The long-term trend is warming, about 0.4°C per decade.
October is a relatively wet time of year in Dover, averaging 90 mm of rainfall. The wettest October on record was 2000 with 180 mm, while the driest was 1995 at 24 mm.
Relative humidity in Dover during October averages 84%. The most humid October was 2001 at 88%, and the least humid was 2003 at 79%.
October receives about 1.9 kWh/m²/day of solar energy in Dover. The sunniest Octobers were 2011, 2018 and 2022 at 2.2 kWh/m²/day, and the cloudiest were 1998 and 2000 at 1.4.
Average wind speed in Dover during October is 6 m/s. The windiest October was 1998 at 7.4 m/s, while the calmest was 2007 at 4.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.9°C | 12.7°C | 13.5°C | 13.6°C | 14.5°C | +1.6°C |
| Avg High | 14.5°C | 14.3°C | 15.0°C | 15.1°C | 16.0°C | +1.5°C |
| Avg Low | 11.3°C | 11.1°C | 12.0°C | 12.1°C | 13.0°C | +1.7°C |
| Avg Rain | 98 mm | 79 mm | 89 mm | 79 mm | 113 mm | +15 mm |
October temperatures in Dover have risen by about 2.1°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 5°C (1997) to a record high of 21.8°C (2011).
Rainfall in October is a relatively wet time of year, averaging 90 mm, with a wettest year of 180 mm.
A good time to visit Dover
October is a good time to visit Dover, with days averaging 14.9°C and nights around 11.8°C (mean 13.4°C, warmer than Dover's yearly average) and higher rainfall. August and July 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 | 15.6°C | 14.0°C | 12.5°C | 18.1°C | 8.0°C | 85 mm | 83% | 6.1 m/s | 1.7 |
| 2024 | 15.8°C | 14.2°C | 12.7°C | 19.4°C | 9.3°C | 77 mm | 85% | 4.9 m/s | 1.9 |
| 2023 | 16.8°C | 15.3°C | 13.8°C | 20.3°C | 9.2°C | 150 mm | 85% | 5.8 m/s | 2 |
| 2022 🔥 | 17.4°C | 15.8°C | 14.3°C | 19.4°C | 12.0°C | 67 mm | 84% | 5.6 m/s | 2.2 |
| 2021 | 15.9°C | 14.2°C | 12.5°C | 18.1°C | 9.6°C | 121 mm | 83% | 6.2 m/s | 1.9 |
| 2020 | 14.6°C | 13.2°C | 11.9°C | 17.6°C | 9.5°C | 178 mm | 83% | 6.9 m/s | 1.6 |
| 2019 | 15.0°C | 13.6°C | 12.3°C | 18.0°C | 8.8°C | 117 mm | 82% | 6.3 m/s | 1.8 |
| 2018 | 15.6°C | 13.8°C | 12.1°C | 20.4°C | 7.4°C | 59 mm | 83% | 5.1 m/s | 2.2 |
| 2017 | 15.9°C | 14.3°C | 12.8°C | 19.0°C | 9.4°C | 40 mm | 85% | 6.4 m/s | 1.8 |
| 2016 | 14.3°C | 12.9°C | 11.5°C | 16.7°C | 9.0°C | 43 mm | 82% | 5 m/s | 2 |
| 2015 | 14.3°C | 12.9°C | 11.5°C | 17.2°C | 8.4°C | 56 mm | 83% | 5 m/s | 1.8 |
| 2014 | 16.3°C | 14.9°C | 13.5°C | 19.2°C | 9.3°C | 90 mm | 85% | 6.1 m/s | 1.9 |
| 2013 | 15.6°C | 14.1°C | 12.6°C | 18.2°C | 8.9°C | 120 mm | 87% | 6.4 m/s | 1.7 |
| 2012 | 14.0°C | 12.5°C | 11.1°C | 16.4°C | 6.2°C | 150 mm | 85% | 5.9 m/s | 1.8 |
| 2011 | 15.9°C | 14.1°C | 12.4°C | 21.8°C | 7.5°C | 34 mm | 83% | 6 m/s | 2.2 |
| 2010 | 14.2°C | 12.8°C | 11.4°C | 18.2°C | 6.0°C | 83 mm | 84% | 6.2 m/s | 1.8 |
| 2009 | 15.1°C | 13.6°C | 12.1°C | 18.5°C | 8.2°C | 87 mm | 83% | 5.3 m/s | 1.8 |
| 2008 | 13.8°C | 12.2°C | 10.6°C | 17.5°C | 6.2°C | 66 mm | 82% | 5.8 m/s | 2 |
| 2007 | 14.5°C | 13.1°C | 11.7°C | 17.4°C | 7.6°C | 44 mm | 83% | 4.4 m/s | 1.7 |
| 2006 | 16.9°C | 15.3°C | 13.8°C | 19.0°C | 9.3°C | 99 mm | 85% | 6.3 m/s | 1.9 |
| 2005 | 16.8°C | 15.3°C | 13.8°C | 19.7°C | 10.8°C | 86 mm | 86% | 5.6 m/s | 1.9 |
| 2004 | 14.6°C | 13.2°C | 11.8°C | 17.4°C | 8.8°C | 80 mm | 84% | 6.8 m/s | 1.8 |
| 2003 | 13.2°C | 11.6°C | 9.9°C | 18.8°C | 6.2°C | 65 mm | 79% | 6.2 m/s | 2.1 |
| 2002 | 14.4°C | 12.8°C | 11.3°C | 18.6°C | 7.3°C | 82 mm | 83% | 6 m/s | 1.7 |
| 2001 | 16.4°C | 15.0°C | 13.6°C | 18.0°C | 10.2°C | 103 mm | 88% | 6.5 m/s | 1.9 |
| 2000 🌧️ | 14.5°C | 12.9°C | 11.3°C | 16.9°C | 9.7°C | 180 mm | 84% | 7 m/s | 1.4 |
| 1999 | 14.6°C | 13.0°C | 11.4°C | 17.4°C | 7.4°C | 65 mm | 83% | 6.2 m/s | 2.1 |
| 1998 | 14.1°C | 12.5°C | 10.8°C | 17.4°C | 7.3°C | 138 mm | 83% | 7.4 m/s | 1.4 |
| 1997 | 14.5°C | 12.7°C | 10.9°C | 21.0°C | 5.0°C | 76 mm | 81% | 5.6 m/s | 2 |
| 1996 | 14.7°C | 13.1°C | 11.6°C | 17.4°C | 8.3°C | 61 mm | 84% | 6 m/s | 2 |
| 1995 | 16.5°C | 14.8°C | 13.1°C | 19.1°C | 10.0°C | 24 mm | 85% | 5.1 m/s | 2 |
| 1994 | 14.1°C | 12.4°C | 10.6°C | 17.4°C | 7.1°C | 101 mm | 82% | 5.7 m/s | 2 |
| 1993 | 12.6°C | 11.4°C | 10.2°C | 16.4°C | 5.8°C | 94 mm | 82% | 6.5 m/s | 1.8 |
| 1992 ❄️ | 12.0°C | 10.6°C | 9.3°C | 16.7°C | 5.6°C | 107 mm | 81% | 6.4 m/s | 1.9 |
| 1991 | 14.0°C | 12.4°C | 10.7°C | 18.4°C | 7.1°C | 38 mm | 83% | 5.4 m/s | 1.8 |
| 1990 | 15.5°C | 13.7°C | 11.9°C | 19.5°C | 8.5°C | 87 mm | 83% | 6.3 m/s | 2 |
| 1989 | 15.8°C | 14.2°C | 12.6°C | 18.5°C | 9.6°C | 73 mm | 83% | 6.4 m/s | 1.7 |
| 1988 | 14.6°C | 13.1°C | 11.6°C | 17.3°C | 7.8°C | 71 mm | 86% | 5.6 m/s | 1.9 |
| 1987 | 14.7°C | 12.9°C | 11.1°C | 17.9°C | 8.3°C | 148 mm | 84% | 6.1 m/s | 1.8 |
| 1986 | 14.8°C | 13.1°C | 11.4°C | 17.5°C | 8.0°C | 100 mm | 86% | 5.8 m/s | 1.9 |
| 1985 | 14.6°C | 13.1°C | 11.7°C | 20.7°C | 6.6°C | 31 mm | 83% | 5 m/s | 1.9 |
| 1984 | 14.9°C | 13.2°C | 11.6°C | 17.6°C | 8.8°C | 78 mm | 84% | 6.2 m/s | 1.7 |
| 1983 | 14.4°C | 12.8°C | 11.2°C | 19.2°C | 6.4°C | 53 mm | 82% | 6.8 m/s | — |
| 1982 | 14.0°C | 12.6°C | 11.2°C | 16.8°C | 8.7°C | 168 mm | 84% | 5.4 m/s | — |
| 1981 | 12.9°C | 11.2°C | 9.5°C | 17.6°C | 6.6°C | 160 mm | 82% | 6.8 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 14.9°C with lows near 11.8°C (mean 13.4°C), based on 45 years of NASA POWER data.
October averages 90 mm of rainfall in Dover, a relatively wet time of year. The wettest on record was 180 mm in 2000.
The hottest October reached 21.8°C in 2011. The coldest dipped to 5°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.1°C. Daytime highs moved from 14.2°C to 16.3°C and overnight lows from 11°C to 13.2°C over the same span.
October is one of the warmer months of the year in Dover and a relatively wet time of year, so plan for around 14.9°C daytime highs and 11.8°C at night.
Not quite — October is the 8th coolest month in Dover, averaging 13.4°C.
For October in Dover, pack light layers you can adjust through the day, with typical highs of 14.9°C and lows of 11.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 84% — quite humid.
Average wind speed in October is 6 m/s. The windiest October on record averaged 7.4 m/s (1998).
The wettest October on record was 2000 with 180 mm. On average, October sees 90 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 Dover 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.
