Gorseinon weather in July

In July, Gorseinon sees average daytime highs of 19°C and overnight lows near 13°C, with 91 mm of rain across 15.1 wet days and about 15.9 hours of daylight. It is the 1st-warmest and 7th-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 13% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 24 min at the start of July to 15 h 18 min by month's end. Set against the rest of the year, July is Gorseinon's 3rd-clearest and 12th-windiest month. For the whole year in context, see Gorseinon's year-round climate.

Daytime high
19°
1st warmest
Overnight low
13°
12th coldest
Rainfall
91 mm
15.1 wet days
Daylight
16 hours
4:22 AM – 8:22 PM
Cloud cover
71%
3rd clearest
Wind
14 km/h
12th windiest
Solar energy
5.34 kWh/m²
Travel score
5.3
out of 10

Gorseinon is district town in Swansea, Wales.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

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

A typical July day in Gorseinon 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 23°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11812
21812
31812
41812
51812
61812
71912
81912
91912
101912
111912
121912
131912
141913
151913
161913
171913
181913
191913
201913
211913
221913
231913
241913
251913
261913
271913
281913
291913
301913
311913

How July really feels in Gorseinon

Once humidity and wind are folded in, July 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

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

Gorseinon weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 7th-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 18% of July, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32971
43070
53070
63070
73070
83070
93070
103070
113169
123169
133169
143268
153268
163367
173367
183367
193367
203268
213367
223367
233268
243268
253268
263268
273169
283169
293169
303169
312971

Chance of precipitation in July

Any precipitation

Gorseinon gets around 91 mm of rain over 15.1 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 51% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
150
251
351
451
551
651
751
850
950
1049
1149
1248
1347
1447
1546
1646
1745
1845
1944
2045
2145
2245
2346
2446
2547
2647
2748
2848
2948
3049
3149

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
168293
267303
365323
464333
562344
661354
760364
859374
958384
1056395
1155405
1255405
1354415
1454415
1553425
1652435
1751436
1850446
1950446
2049456
2149456
2248466
2348476
2447476
2547486
2646486
2745496
2845496
2945496
3045496
3145487

Wind in July

Winds average 14 km/h in July, the calmest month.

Across July, 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 July

DaylightNight

Daylight runs from about 16 h 24 min at the start of July to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 4:08 AM to 4:42 AM, and sunset from 8:31 PM to 8:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.44:088:31
216.44:098:30
316.34:108:30
416.34:108:30
516.34:118:29
616.34:128:29
716.34:138:28
816.24:148:28
916.24:158:27
1016.24:158:27
1116.24:168:26
1216.14:178:25
1316.14:198:24
1416.14:208:23
1516.04:218:23
1616.04:228:22
1716.04:238:21
1815.94:248:20
1915.94:268:19
2015.84:278:17
2115.84:288:16
2215.84:298:15
2315.74:318:14
2415.74:328:12
2515.64:348:11
2615.64:358:10
2715.54:368:08
2815.54:388:07
2915.44:398:05
3015.44:418:04
3115.34:428:02

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.34 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 — July's 5.34 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in July

Is July a good time to visit Gorseinon?

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

5.3
Sightseeing
1st-best month of the year
2.2
Beach & pool
1st-best month of the year

July is a reasonable time to visit Gorseinon for sightseeing.

What to pack for Gorseinon in July

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

In July, Gorseinon sees daytime highs around 19°C and nights near 13°C. Pack rain gear. Worth having: sun protection. About 15 days see rain.

rain gearsun protection

Sea temperature near Gorseinon in July

The nearest coast averages about 16°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 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 Gorseinon in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

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

Gorseinon sits at 51.7°N, 4.0°W, 23 m above sea level, in United Kingdom. The nearest listed city is Llanelli, 8.0 km away.

Topography around Gorseinon

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

Within 3 km, the terrain around Gorseinon has only modest variations in elevation — a maximum elevation change of 104 m around an average of 29 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 372 m; within 80 km, large variations in elevation — a maximum elevation change of 878 m.

The land around Gorseinon is covered by grassland (39%) and trees (34%) within 3 km, grassland (38%), trees (29%) and water (21%) within 16 km, and grassland (43%) and water (39%) within 80 km.

3 km
104 m
16 km
372 m
80 km
878 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Llanelli 8.0 km · Swansea 9.0 km · Clydach 10 km · Ammanford 14 km · Briton Ferry 16 km · Neath 16 km · Maesteg 27 km · Carmarthen 28 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 Gorseinon (51.6693°, -4.0416°, elevation 23 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).