Avg High
London in October
Avg Low
Rain
Daylight
11h
What to expect
October in London is mid-autumn, a shoulder-season window, so you can get a bit of variety across the month. The overall feel is cool without being harsh, with a noticeable cool-down after sunset. Most days feel close to what the averages suggest, with straightforward pacing. The daylight window is balanced for full days without endless late evenings.
October in context
How it compares to the rest of the year in London.
Hottest (avg)
#6 / 12
Wettest (avg)
#1 / 12
Daylight Hours
#8 / 12
Windiest (avg)
#5 / 12
Highest UV
#8 / 12
Most Humid
#5 / 12
Monthly climate breakdown
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight hours
- 10.7 h
- UV index (max)
- 4
- Typical sun hours
- 06:26 - 17:05
Rain & Snow
- Total rain
-
- Rainy days
- 15 days
- Cloud cover (avg)
- 70%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 83%
- Wind (avg)
-
- Wind (max gusts)
-
Daily climate explorer
Day 15 selected for October. Typical high 14.8°C and low 8.6°C.
Typical disruptions in October
Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in October.
Cold High impact
Cold feels-like nights Measures: Cold feels-like nights (min <=5C). Observed about 37% of days (11.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
11.6 days / month
~37% of days
Why this matters
- Expected days 11.6 days / month
- Probability ~37% of days
- Intensity Up to ~5°C (P95)
Cold feels-like nights are possible on ~12 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Rain High impact
Washout risk Measures: Washout day risk. Observed about 13% of days (4.2 days/month) in October. Historical risk signal only, not a day-by-day forecast.
4.2 days / month
~13% of days
Why this matters
- Expected days 4.2 days / month
- Probability ~13% of days
- Intensity Up to ~21mm (P95)
Washout conditions are possible on ~4 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Wind High impact
Strong gusts Measures: Strong gust days (>=60 km/h). Observed about 12% of days (3.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
3.7 days / month
~12% of days
Why this matters
- Expected days 3.7 days / month
- Probability ~12% of days
- Intensity Up to ~93km/h (P95)
Strong gusts are possible on ~4 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Wind High impact
Stormy conditions Measures: Storm-impact proxy days. Observed about 4% of days (1.1 days/month) in October. Historical risk signal only, not a day-by-day forecast.
1.1 days / month
~4% of days
Why this matters
- Expected days 1.1 days / month
- Probability ~4% of days
- Intensity Up to ~98km/h (P95)
Stormy conditions are possible on ~1 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Wind High impact
Severe gusts Measures: Severe gust days (>=80 km/h). Observed about 2% of days (0.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
0.5 days / month
~2% of days
Why this matters
- Expected days 0.5 days / month
- Probability ~2% of days
- Intensity Up to ~120km/h (P95)
Severe gusts are possible on ~1 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Moderate
Rain disruption Measures: Likely rain disruption days. Observed about 14% of days (4.3 days/month) in October. Historical risk signal only, not a day-by-day forecast.
4.3 days / month
~14% of days
Why this matters
- Expected days 4.3 days / month
- Probability ~14% of days
- Intensity Up to ~20mm (P95)
Rain disruption risk appears on ~4 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Show all disruptions (18 more)
Rain High impact
Washout run Measures: Multi-day washout runs. Observed about 0.7 days/month in October. Historical risk signal only, not a day-by-day forecast.
0.7 days / month
Probability unavailable
Why this matters
- Expected days 0.7 days / month
- Probability —
- Intensity Up to ~22mm (P95)
Multi-day washout runs are possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Rain High impact
Very heavy rain Measures: Very heavy rain days (>=25mm). Observed about 1% of days (0.2 days/month) in October. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~35mm (P95)
Very heavy rain is possible on ~0 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Visibility Moderate
Fog-likely signal Measures: Fog-likely visibility proxy. Observed about 6% of days (1.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
1.7 days / month
~6% of days
Why this matters
- Expected days 1.7 days / month
- Probability ~6% of days
- Intensity Up to ~96% (P95)
Fog-likely conditions are possible on ~2 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Moderate
Heavy rain days Measures: Heavy rain days (>=10mm). Observed about 6% of days (1.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
1.7 days / month
~6% of days
Why this matters
- Expected days 1.7 days / month
- Probability ~6% of days
- Intensity Up to ~28mm (P95)
Heavy rain is possible on ~2 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Humidity Minor
High humidity Measures: High humidity days (RH >=80%). Observed about 70% of days (21.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
21.7 days / month
~70% of days
Why this matters
- Expected days 21.7 days / month
- Probability ~70% of days
- Intensity Up to ~93% (P95)
High humidity is possible on ~22 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Cloud Minor
Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 70% of days (21.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
21.5 days / month
~70% of days
Why this matters
- Expected days 21.5 days / month
- Probability ~70% of days
- Intensity Up to ~100% (P95)
Cloudy skies are possible on ~22 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Minor
Wet days Measures: Wet days (>=0.1mm). Observed about 57% of days (17.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
17.7 days / month
~57% of days
Why this matters
- Expected days 17.7 days / month
- Probability ~57% of days
- Intensity Up to ~13mm (P95)
Measurable rain is possible on ~18 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Wind Minor
Gusty days Measures: Gusty days (>=40 km/h). Observed about 53% of days (16.5 days/month) in October. Historical risk signal only, not a day-by-day forecast.
16.5 days / month
~53% of days
Why this matters
- Expected days 16.5 days / month
- Probability ~53% of days
- Intensity Up to ~74km/h (P95)
Gusty conditions are possible on ~16 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Rain Minor
Rainy hours Measures: Rain-hours signal (>=3h rain). Observed about 44% of days (13.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
13.6 days / month
~44% of days
Why this matters
- Expected days 13.6 days / month
- Probability ~44% of days
- Intensity Up to ~15h (P95)
Several rainy hours are possible on ~14 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cloud Minor
Mostly cloudy days Measures: Mostly cloudy days (cloud cover >=80%). Observed about 44% of days (13.6 days/month) in October. Historical risk signal only, not a day-by-day forecast.
13.6 days / month
~44% of days
Why this matters
- Expected days 13.6 days / month
- Probability ~44% of days
- Intensity Up to ~100% (P95)
Mostly cloudy skies are possible on ~14 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rain Minor
Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 29% of days (9.0 days/month) in October. Historical risk signal only, not a day-by-day forecast.
9.0 days / month
~29% of days
Why this matters
- Expected days 9.0 days / month
- Probability ~29% of days
- Intensity Up to ~17h (P95)
Wet-most-of-day conditions are possible on ~9 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cloud Minor
Overcast days Measures: Overcast days (cloud cover >=95%). Observed about 17% of days (5.2 days/month) in October. Historical risk signal only, not a day-by-day forecast.
5.2 days / month
~17% of days
Why this matters
- Expected days 5.2 days / month
- Probability ~17% of days
- Intensity Up to ~100% (P95)
Overcast skies are possible on ~5 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cold Minor
Cold nights Measures: Cold nights (min <=5C). Observed about 13% of days (4.1 days/month) in October. Historical risk signal only, not a day-by-day forecast.
4.1 days / month
~13% of days
Why this matters
- Expected days 4.1 days / month
- Probability ~13% of days
- Intensity Up to ~5°C (P95)
Cold nights are possible on ~4 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Wind Minor
Breezy days Measures: Breezy days (mean wind >=25 km/h). Observed about 6% of days (2.0 days/month) in October. Historical risk signal only, not a day-by-day forecast.
2.0 days / month
~6% of days
Why this matters
- Expected days 2.0 days / month
- Probability ~6% of days
- Intensity Up to ~34km/h (P95)
Breezy conditions are possible on ~2 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Other Minor
Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data Measures: Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data. Observed about 6% of days (1.7 days/month) in October. Historical risk signal only, not a day-by-day forecast.
1.7 days / month
~6% of days
Why this matters
- Expected days 1.7 days / month
- Probability ~6% of days
- Intensity Up to ~96 (P95)
Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data is possible on ~2 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cold Minor
Cold days Measures: Cold days (max <=10C). Observed about 3% of days (1.0 days/month) in October. Historical risk signal only, not a day-by-day forecast.
1.0 days / month
~3% of days
Why this matters
- Expected days 1.0 days / month
- Probability ~3% of days
- Intensity Up to ~10°C (P95)
Cold daytime conditions are possible on ~1 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Cold Minor
Freezing nights Measures: Freezing nights (min <=0C). Observed about 1% of days (0.2 days/month) in October. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~-0°C (P95)
Freezing nights are possible on ~0 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cold Minor
Cold snap run Measures: Cold snap runs (>=3 cold days). Observed about 0.2 days/month in October. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
Probability unavailable
Why this matters
- Expected days 0.2 days / month
- Probability —
- Intensity Up to ~10°C (P95)
Cold snap runs are possible on ~0 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Frequently asked questions
Is October a good time to visit London?
Typical October days in London reach highs of 15°C (59°F) with nights around 9°C (48°F). It usually feels cool by day and cool after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in October?
In October, you can usually expect highs of 15°C (59°F) and lows near 9°C (48°F). That means cool days and cool nights, so pack layers you can add or remove.
How much does it rain in October?
Rainfall in October averages 65 mm (2.6 in) across roughly 15 days. Overall it is a very wet time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in October?
You can expect about 11 hours of daylight in October. Sunrise is typically around 06:26 and sunset near 17:05. Days are on the shorter side, so plan activities around limited daylight.
How strong is the sun in October?
UV levels are moderate (around 4); sunscreen and sunglasses are still a good idea.
Is it windy in October?
In October, average wind speeds are around 15 km/h (9 mph), with gusts on the windiest days reaching about 63 km/h (39 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.