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Cardiff in October 2026: weather, temperatures and activities

Do you want to visit Cardiff in October 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether October is a good month to travel to Cardiff, Wales.

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Is it worth visiting Cardiff in October?

Check your ideal travel criteria and see if the month of October suits your plans to go to Cardiff.
What matters most?
Cardiff in October 2026: weather, temperatures and activities

Page summary

Cardiff in October in summary
Fair weather
Min 10°C Max 15°C 76 mm 5 day(s) 90% 54% 16°C 6.4 h/day
Best activities in October
Cultural visits and heritageNightlifeGastronomy
Practical guidelines
High crowding Low price 06:37 17:19
Hourly weather

Average weather in Cardiff in October 2026

Fair weather

The weather in Cardiff in October 2026 is based on statistical data from previous years in October. This allows you to forecast the weather in October 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Cardiff in October

Temperatures, precipitation and monthly trends help to better understand the climate in Cardiff in October.

Temperatures and rain in Cardiff in October

Average daily weather

Temperatures and rain day by day in October.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of October is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Cardiff in October

Seasonal normals

Seasonal normals of Cardiff in October

Check the seasonal normals in Cardiff in October and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
October
Weather data September October November
Outside temperature
Average temperature 14.8°C 12.5°C 9.4°C
Maximum temperature 17.6°C 14.6°C 10.9°C
Minimum temperature 12.0°C 10.4°C 7.8°C
Record maximum temperature 27.0°C
(2021)
22.0°C
(2011)
17.0°C
(2020)
Record low temperature 4.0°C
(2010)
0.0°C
(2010)
-5.0°C
(2010)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 14 day(s)
(47%)
2 day(s)
(6%)
0 day(s)
(0%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
1 day(s)
(3%)
Sea temperature
Sea temperature (average) 16.5°C 15.3°C 13.6°C
Sea temperature (minimum) 15.6°C 14.3°C 12.5°C
Sea temperature (maximum) 17.4°C 16.4°C 14.9°C
Wind
Wind speed 21 km/h 23 km/h 25 km/h
Wind temperature 10.7°C 8.4°C 5.0°C
Precipitation (rain)
Precipitation 45.1 mm 75.6 mm 74.4 mm
Number of days with precipitation 13 day(s)
(43%)
16 day(s)
(52%)
17 day(s)
(57%)
Number of days with significant precipitation (greater than 5 mm) 3 day(s)
(9%)
5 day(s)
(17%)
5 day(s)
(18%)
Record precipitation in one day 16.5 mm
(2019)
26.3 mm
(2021)
27.9 mm
(2016)
Other weather data
Humidity 90% 90% 88%
Visibility 9.0 km 9.1 km 9.1 km
Cloud cover 47% 54% 59%
UV index 4 4 3
Daily sunshine 11h 6h 6h
Sunrise and sunset
Sunrise time 05h48 06h37 07h31
Sunset time 18h27 17h19 16h23
Day length 12h39 10h42 8h52
Our opinion on the climate in October
The review of Where And When favourable weather fair weather adverse weather
Activities and events

What to do in Cardiff in October?

Best activities in October
Cultural visits and heritageNightlifeGastronomy
Possible activities in October
Beach and swimmingFamily and attractionsNature and landscapesBoat trip and cruise
Prices monitored continuously

The best offers right now to Cardiff

Each map is a real return flight offered from London, with its dates, airline and price. Choose one to find it on Skyscanner, or start your own search just below.

The cheapest

London Cardiff

From 14 Oct to 18 Oct 2026

£67 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 12 Oct to 16 Oct 2026

£79 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 10 Oct to 19 Oct 2026

£84 per person
9 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 15 Oct to 19 Oct 2026

£85 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 21 Oct to 27 Oct 2026

£98 per person
6 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 26 Oct to 30 Oct 2026

£128 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Cardiff

From 22 Oct to 26 Oct 2026

£137 per person
4 days on site With stopover(s) Ryanair
Searching for the best deals…

Round-trip prices per person, recently collected from Skyscanner. Each offer has its own collection date and fares change constantly: the price displayed on Skyscanner is authoritative.

Observed weather

What was the weather like in Cardiff in October last?

Find the observed weather calendar in Cardiff in October 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Clear/Sunny
10°C17°C0.0 mm
2
Overcast
11°C18°C3.6 mm
3
Patchy rain nearby
14°C17°C1.3 mm
4
Light drizzle
10°C13°C2.6 mm
5
Overcast
12°C14°C0.0 mm
6
Cloudy
13°C16°C0.0 mm
7
Partly Cloudy
12°C16°C0.0 mm
8
Patchy rain nearby
13°C17°C0.0 mm
9
Clear/Sunny
9°C17°C0.0 mm
10
Clear/Sunny
10°C16°C0.0 mm
11
Cloudy
10°C16°C0.0 mm
12
Clear/Sunny
9°C17°C0.0 mm
13
Overcast
11°C17°C0.0 mm
14
Partly Cloudy
10°C16°C0.0 mm
15
Cloudy
8°C15°C0.0 mm
16
Clear/Sunny
7°C15°C0.0 mm
17
Clear/Sunny
8°C16°C0.0 mm
18
Patchy rain nearby
10°C14°C0.2 mm
19
Moderate rain
14°C15°C9.1 mm
20
Light rain shower
13°C14°C5.1 mm
21
Patchy rain nearby
13°C14°C0.5 mm
22
Clear/Sunny
10°C14°C0.4 mm
23
Patchy rain nearby
9°C11°C4.8 mm
24
Light rain shower
9°C11°C1.9 mm
25
Patchy rain nearby
9°C11°C0.1 mm
26
Patchy rain nearby
8°C12°C0.1 mm
27
Patchy rain nearby
10°C13°C0.3 mm
28
Patchy rain nearby
12°C13°C0.2 mm
29
Patchy rain nearby
10°C12°C4.9 mm
30
Patchy rain nearby
8°C14°C1.5 mm
31
Light rain shower
13°C16°C1.1 mm
Nearby

Where to go near Cardiff in October?

Compare cities and destinations near Cardiff in October to find another travel stop, a nearby alternative or a logical continuation of your stay in Cardiff.

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Every month

Best time to visit Cardiff month by month

Compare the weather in Cardiff across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Cardiff in October: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Cardiff in October, which ranks this month 7th out of 12. The choice of region will make a real difference.

Expect an average of 15°C during the day and 10°C at night, with about 76 mm of precipitation spread over 5 rainy days.

The sea is only 15°C on average in October. Swimming is still possible, but it will be cool.

Expect about 6.4 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Cultural visits and heritage, Nightlife and Gastronomy. These are the ones for which the conditions on site are most favourable.

Visitor numbers are moderate: this month is in High crowding, with an index of 49/100. It is often a good compromise between weather and tranquility.

No: rates are at level Low price, with a price index of 22/100. It’s one of the most budget-friendly months.

If your dates are flexible, the most favorable months in Cardiff are: June, July, August and September. Compare them before finalizing your departure.
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