Ammanford weather in August

In August, Ammanford sees average daytime highs of 19°C and overnight lows near 13°C, with 99 mm of rain across 14.8 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 11% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 18 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Ammanford's 6th-clearest and 10th-windiest month. For the whole year in context, see Ammanford's year-round climate.

Daytime high
19°
2nd warmest
Overnight low
13°
12th coldest
Rainfall
99 mm
14.8 wet days
Daylight
14 h 24 min
5:07 AM – 7:33 PM
Cloud cover
72%
6th clearest
Wind
14 km/h
10th windiest
Solar energy
4.46 kWh/m²
Travel score
5.2
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical August day in Ammanford reaches about 19°C in the afternoon and slips back to 13°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 22°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11913
21913
31913
41913
51913
61913
71913
81913
91913
101913
111913
121913
131913
141913
151913
161913
171913
181913
191913
201912
211812
221812
231812
241812
251812
261812
271812
281812
291812
301812
311812

How August really feels in Ammanford

Once humidity and wind are folded in, August 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

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

Ammanford weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-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°8513.9016.44.9
Jul19° / 13°9115.10165.3
Aug19° / 13°9914.8014.45.2
Sep17° / 11°9012.6012.44.8
Oct14° / 12715.7010.43.3
Nov10° / 12515.90.18.62.0
Dec / 13315.40.47.61.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32971
42971
52971
62971
72971
82872
92872
102872
112971
122971
132971
142971
152971
162872
172872
182872
192872
202872
212872
222872
232773
242872
252971
262971
272971
282971
292971
302971
313070

Chance of precipitation in August

Any precipitation

Ammanford gets around 99 mm of rain over 14.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
149
249
349
449
549
649
749
849
949
1049
1149
1249
1349
1449
1550
1650
1750
1850
1950
2050
2149
2248
2347
2446
2545
2644
2743
2842
2941
3040
3139

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 54% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1454870
2464770
3464680
4474581
5474391
6484291
74941101
84940101
95039101
105138101
115137111
125137111
135236111
145236111
155236111
165236111
175336101
185436100
195436100
20553690
21563680
22563680
23573670
24583570
25593560
26603460
27623350
28623350
29633250
30653140
31663040

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 18 min at the start of August to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over August. Sunrise moves from 4:43 AM to 5:32 AM, and sunset from 8:01 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.34:438:01
215.24:457:59
315.24:467:58
415.14:487:56
515.14:497:54
615.04:517:52
715.04:527:51
814.94:547:49
914.94:567:47
1014.84:577:45
1114.74:597:43
1214.75:007:41
1314.65:027:39
1414.65:047:37
1514.55:057:35
1614.45:077:33
1714.45:097:31
1814.35:107:29
1914.25:127:27
2014.25:147:25
2114.15:157:23
2214.15:177:20
2314.05:197:18
2413.95:207:16
2513.95:227:14
2613.85:247:12
2713.75:257:09
2813.75:277:07
2913.65:287:05
3013.55:307:02
3113.55:327:00

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.46 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 — August's 4.46 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.6Bright
144.5Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.2Bright
254.1Bright
264.1Bright
274.0Bright
284.0Bright
294.0Moderate
303.9Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Ammanford?

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

5.2
Sightseeing
2nd-best month of the year
2.1
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Ammanford for sightseeing.

What to pack for Ammanford in August

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

In August, Ammanford sees daytime highs around 19°C and nights near 13°C. Pack rain gear. About 15 days see rain.

rain gear

Sea temperature near Ammanford in August

The nearest coast averages about 18°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) 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 Ammanford in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ammanford 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 Ammanford?

Ammanford sits at 51.8°N, 4.0°W, 39 m above sea level, in United Kingdom. The nearest listed city is Clydach, 14 km away.

Topography around Ammanford

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

Within 3 km, the terrain around Ammanford has significant variations in elevation — a maximum elevation change of 312 m around an average of 94 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 614 m; within 80 km, large variations in elevation — a maximum elevation change of 878 m.

The land around Ammanford is covered by trees (46%) and grassland (45%) within 3 km, grassland (61%) and trees (33%) within 16 km, and grassland (45%) and water (36%) within 80 km.

3 km
312 m
16 km
614 m
80 km
878 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Clydach 14 km · Gorseinon 14 km · Llanelli 17 km · Neath 19 km · Swansea 19 km · Briton Ferry 21 km · Carmarthen 23 km · Maesteg 31 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 Ammanford (51.7928°, -3.9883°, elevation 39 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).