Clydach weather in October

In October, Clydach sees average daytime highs of 14°C and overnight lows near 8°C, with 127 mm of rain across 15.7 wet days and about 10.4 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 15°C in the first days to 12°C by the end. The sky is clear or mostly clear about 12% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of October to 9 h 24 min by month's end. Set against the rest of the year, October is Clydach's 10th-clearest and 5th-windiest month. For the whole year in context, see Clydach's year-round climate.

Daytime high
14°
6th warmest
Overnight low
8th coldest
Rainfall
127 mm
15.7 wet days
Daylight
10 h 24 min
6:50 AM – 5:12 PM
Cloud cover
74%
10th clearest
Wind
17 km/h
5th windiest
Solar energy
1.87 kWh/m²
Travel score
3.3
out of 10

Clydach is town and community in Swansea, Wales.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 15°C in the first days to 12°C by the end.

A typical October day in Clydach reaches about 14°C in the afternoon and slips back to 8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 16°C. Set against its neighbours, October runs about 3°C cooler than September and about 3°C warmer than November.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11510
21510
31510
4159
5159
6159
7159
8149
9149
10149
11149
12149
13149
14149
15148
16148
17138
18138
19138
20138
21138
22138
23138
24138
25138
26128
27128
28127
29127
30127
31127

How October really feels in Clydach

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Clydach weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 12215.90.78.10.9
Feb / 92130.99.61.0
Mar / 8113.30.611.51.8
Apr12° / 7513.10.113.62.9
May15° / 8213.8015.44.0
Jun17° / 11°8513.9016.34.9
Jul19° / 13°9115.1015.95.3
Aug19° / 13°9914.8014.45.2
Sep17° / 11°9012.6012.44.8
Oct14° / 12715.7010.43.3
Nov10° / 12515.90.18.62.0
Dec / 13315.40.47.71.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32575
42575
52575
62674
72674
82674
92773
102773
112773
122674
132674
142773
152872
162872
172872
182872
192773
202773
212773
222674
232674
242674
252476
262476
272476
282377
292476
302476
312476

Chance of precipitation in October

Any precipitation

Clydach gets around 127 mm of rain over 15.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 50% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
150
250
350
450
549
649
748
848
947
1046
1146
1245
1345
1445
1545
1645
1746
1847
1948
2049
2150
2251
2352
2453
2554
2655
2756
2856
2956
3057
3157

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
18515
28614
38614
48713
58812
68812
78911
88911
98911
109010
119010
129010
13919
14919
15919
16919
17928
18928
19928
20937
21937
22937
23946
24946
25946
26946
27946
28955
29955
30955
31964

Wind in October

Winds average 17 km/h in October.

Across October, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 24 min at the start of October to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over October. Sunrise moves from 6:23 AM to 7:16 AM, and sunset from 5:46 PM to 4:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:235:46
211.36:255:43
311.26:275:41
411.26:295:39
511.16:305:36
611.06:325:34
711.06:345:32
810.96:365:29
910.86:375:27
1010.86:395:25
1110.76:415:23
1210.66:425:20
1310.66:445:18
1410.56:465:16
1510.46:485:14
1610.46:505:12
1710.36:515:10
1810.26:535:07
1910.26:555:05
2010.16:575:03
2110.06:585:01
2210.07:004:59
239.97:024:57
249.97:044:55
259.87:064:53
269.77:074:51
279.77:094:49
289.67:114:47
299.57:134:45
309.57:154:44
319.47:164:42

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.87 kWh/m².

For context, solar energy here swings from a low near 0.65 kWh/m² to a high of 5.66 kWh/m² in June across the year — October's 1.87 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.4Moderate
42.3Moderate
52.3Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.1Moderate
102.1Moderate
112.1Moderate
122.0Moderate
132.0Dim
142.0Dim
151.9Dim
161.9Dim
171.9Dim
181.8Dim
191.8Dim
201.8Dim
211.7Dim
221.7Dim
231.6Dim
241.6Dim
251.6Dim
261.5Dim
271.5Dim
281.5Dim
291.4Dim
301.4Dim
311.4Dim
Planning a trip in October

Is October a good time to visit Clydach?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.3
Sightseeing
6th-best month of the year
0.0
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Clydach.

What to pack for Clydach in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Clydach sees daytime highs around 14°C and nights near 8°C. Pack rain gear. Worth having: a warm layer. About 16 days see rain.

rain geara warm layer

Sea temperature near Clydach in October

The nearest coast averages about 15°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan8Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun14Bracing
Jul16Cool
Aug18Cool
Sep17Cool
Oct15Cool
Nov12Bracing
Dec10Bracing

UV index in Clydach in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Clydach peaks around August 13 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug7High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Clydach?

Clydach sits at 51.7°N, 3.9°W, 12 m above sea level, in United Kingdom. The nearest listed city is Neath, 7.0 km away.

Topography around Clydach

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Clydach.

Within 3 km, the terrain around Clydach has only modest variations in elevation — a maximum elevation change of 233 m around an average of 74 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 467 m; within 80 km, large variations in elevation — a maximum elevation change of 878 m.

The land around Clydach is covered by trees (44%), grassland (32%) and artificial surfaces (23%) within 3 km, grassland (39%) and trees (36%) within 16 km, and grassland (46%) and water (34%) within 80 km.

3 km
233 m
16 km
467 m
80 km
878 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Neath 7.0 km · Swansea 8.0 km · Briton Ferry 8.0 km · Gorseinon 10 km · Ammanford 14 km · Llanelli 18 km · Maesteg 19 km · Porthcawl 26 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Clydach (51.6833°, -3.9°, elevation 12 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).