🇬🇧 Weather in London in October
This is what the weather in London (United Kingdom) was like in October in 2016–2025.
Key facts at a glance
Avg. daytime high
15.9 °C
14.2 °C – 18.1 °C
Avg. night-time low
8.1 °C
6.8 °C – 9.6 °C
Avg. rain days in period
13.1
42 % of days · ≥ 1.0 mm
Avg. precipitation in period
79.3 mm
27.8 mm – 157 mm
Avg. cloud cover
72 %
This data source has no sunshine hours – average cloud cover shown instead.
Avg. sea temperature
–
No sea nearby – no sea temperature.
Extremes: Highest temperature 22.9 °C (13 Oct 2018) · Lowest temperature -0.1 °C (31 Oct 2018) · Avg. daily peak wind 26 km/h
Weather mix of all days
- 14Sunny
- 75Partly cloudy
- 90Cloudy
- 85Light rain
- 46Rain
Summary
- On average 15.9 °C during the day and 8.1 °C at night.
- On average 13.1 rain days (Rain day = at least 1.0 mm of precipitation) with 79.3 mm of precipitation in total.
- Prevailing: Cloudy.
- Warmest year: 2022 (avg. 18.1 °C), coolest: 2020 (avg. 14.2 °C).
- Wettest year: 2020 (157 mm), driest: 2016 (27.8 mm).
- Extremes: 22.9 °C on 13 Oct 2018 and -0.1 °C on 31 Oct 2018.
Overall values from all 10 years. How is this calculated?
Charts
Temperatures per year
Average over your travel period
Precipitation & rain days
Year by year
2025
Avg. max15.7°Avg. min8.2°- Rain days
- 11 Rain days
- Precipitation
- 75.7 mm
- Avg. cloud cover
- 73 % cloudy
- Sea temperature
- –
Max 20.9 °C · Min 3.0 °C
2024
Avg. max16.0°Avg. min8.4°- Rain days
- 16 Rain days
- Precipitation
- 70.7 mm
- Avg. cloud cover
- 68 % cloudy
- Sea temperature
- –
Max 21.1 °C · Min 1.8 °C
2023
Avg. max17.0°Avg. min9.6°- Rain days
- 16 Rain days
- Precipitation
- 112 mm
- Avg. cloud cover
- 79 % cloudy
- Sea temperature
- –
Max 22.9 °C · Min 2.9 °C
2022
Avg. max18.1°Avg. min9.4°- Rain days
- 16 Rain days
- Precipitation
- 66.9 mm
- Avg. cloud cover
- 71 % cloudy
- Sea temperature
- –
Max 20.9 °C · Min 3.5 °C
2021
Avg. max16.3°Avg. min8.1°- Rain days
- 12 Rain days
- Precipitation
- 114 mm
- Avg. cloud cover
- 73 % cloudy
- Sea temperature
- –
Max 20.3 °C · Min 3.9 °C
2020
Avg. max14.2°Avg. min7.5°- Rain days
- 22 Rain days
- Precipitation
- 157 mm
- Avg. cloud cover
- 74 % cloudy
- Sea temperature
- –
Max 17.8 °C · Min 3.9 °C
2019
Avg. max14.6°Avg. min7.1°- Rain days
- 19 Rain days
- Precipitation
- 98.3 mm
- Avg. cloud cover
- 78 % cloudy
- Sea temperature
- –
Max 19.4 °C · Min 1.7 °C
2018
Avg. max16.0°Avg. min6.8°- Rain days
- 7 Rain days
- Precipitation
- 42.6 mm
- Avg. cloud cover
- 62 % cloudy
- Sea temperature
- –
Max 22.9 °C · Min -0.1 °C
2017
Avg. max16.3°Avg. min8.6°- Rain days
- 7 Rain days
- Precipitation
- 27.9 mm
- Avg. cloud cover
- 76 % cloudy
- Sea temperature
- –
Max 21.3 °C · Min 2.8 °C
2016
Avg. max15.0°Avg. min7.3°- Rain days
- 5 Rain days
- Precipitation
- 27.8 mm
- Avg. cloud cover
- 66 % cloudy
- Sea temperature
- –
Max 17.8 °C · Min 4.6 °C
Frequently asked questions
- How warm is it in London in October?
- Daytime highs averaged 15.9 °C, night-time lows 8.1 °C. The highest value of the past 10 years was 22.9 °C (13 Oct 2018), the lowest -0.1 °C (31 Oct 2018).
- How often does it rain in London in October?
- On average there were 13.1 rain days (at least 1 mm) with 79.3 mm of precipitation in total.
Check your exact travel dates
Choose your travel period – we show the weather for exactly those days.
Other destinations in October
Data sources
- Weather data
- Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains. - Sea temperature
- MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis) - Place search
- Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)