Llandudno weather in July

In July, Llandudno sees average daytime highs of 19°C and overnight lows near 12°C, with 77 mm of rain across 14.6 wet days and about 16.2 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 10% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 42 min at the start of July to 15 h 36 min by month's end. Set against the rest of the year, July is Llandudno's 5th-clearest and 12th-windiest month. For the whole year in context, see Llandudno's year-round climate.

Daytime high
19°
1st warmest
Overnight low
12°
12th coldest
Rainfall
77 mm
14.6 wet days
Daylight
16 h 18 min
4:13 AM – 8:29 PM
Cloud cover
74%
5th clearest
Wind
13 km/h
12th windiest
Solar energy
5.02 kWh/m²
Travel score
5.2
out of 10

Llandudno is seaside resort in North Wales, UK.

Founded
1291

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 Llandudno reaches about 19°C in the afternoon and slips back to 12°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 15°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
71812
81812
91812
101912
111912
121912
131912
141912
151912
161912
171912
181912
191912
201912
211913
221913
231913
241913
251913
261913
271913
281913
291913
301913
311913

How July really feels in Llandudno

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.

Llandudno 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 / 7914.31.27.80.8
Feb / 7013.31.19.40.9
Mar / 7014.4111.51.6
Apr12° / 7114.10.513.72.7
May15° / 7013.90.115.63.9
Jun17° / 10°8313.6016.64.8
Jul19° / 12°7714.6016.25.2
Aug19° / 12°7914.5014.65.2
Sep16° / 10°7313012.44.6
Oct13° / 8314.50.110.33.2
Nov10° / 9015.80.38.41.8
Dec / 9315.61.17.41.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32476
42575
52575
62575
72575
82575
92575
102575
112575
122575
132575
142575
152575
162674
172674
182674
192674
202575
212575
222575
232575
242575
252575
262674
272674
282575
292575
302575
312575

Chance of precipitation in July

Any precipitation

Llandudno gets around 77 mm of rain over 14.6 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 47% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
248
348
448
548
648
748
847
947
1046
1146
1246
1346
1446
1546
1646
1746
1846
1946
2046
2146
2246
2347
2447
2548
2648
2748
2848
2949
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 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
176213
275223
373234
472244
571254
671254
770264
869274
969274
1068284
1168284
1268284
1367294
1467294
1567294
1666304
1765314
1865314
1964324
2063334
2162344
2260355
2359365
2459365
2558375
2657385
2757385
2856395
2955396
3055396
3155396

Wind in July

Winds average 13 km/h in July, the calmest month.

Across July, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 42 min at the start of July to 15 h 36 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 3:58 AM to 4:35 AM, and sunset from 8:39 PM to 8:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.73:588:39
216.73:598:39
316.64:008:38
416.64:008:38
516.64:018:38
616.64:028:37
716.64:038:37
816.54:048:36
916.54:058:35
1016.54:068:35
1116.44:078:34
1216.44:088:33
1316.44:098:32
1416.34:108:31
1516.34:128:30
1616.34:138:29
1716.24:148:28
1816.24:158:27
1916.14:178:26
2016.14:188:24
2116.14:208:23
2216.04:218:22
2316.04:228:20
2415.94:248:19
2515.94:258:18
2615.84:278:16
2715.84:288:15
2815.74:308:13
2915.74:328:11
3015.64:338:10
3115.64:358:08

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.02 kWh/m².

For context, solar energy here swings from a low near 0.52 kWh/m² to a high of 5.38 kWh/m² in June across the year — July's 5.02 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.9Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.7Bright
314.6Bright
Planning a trip in July

Is July a good time to visit Llandudno?

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

5.2
Sightseeing
1st-best month of the year
2.1
Beach & pool
1st-best month of the year

July is a reasonable time to visit Llandudno for sightseeing.

What to pack for Llandudno in July

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

In July, Llandudno sees daytime highs around 19°C and nights near 12°C. Pack rain gear. Worth having: sun protection. About 15 days see rain.

rain gearsun protection

Sea temperature near Llandudno in July

The nearest coast averages about 15°C in July — 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 16°C and coldest in March near 7°C.

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

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr8Bracing
May10Bracing
Jun13Bracing
Jul15Bracing
Aug16Cool
Sep16Cool
Oct14Bracing
Nov12Bracing
Dec10Bracing

UV index in Llandudno in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Llandudno peaks around August 12 at about 6 (high) — a little sun protection helps at midday. 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 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun5High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Llandudno?

Llandudno sits at 53.3°N, 3.8°W, 10 m above sea level, in United Kingdom. The nearest listed city is Colwyn Bay, 8.0 km away.

Topography around Llandudno

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

Within 3 km, the terrain around Llandudno has only modest variations in elevation — a maximum elevation change of 199 m around an average of 26 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 856 m; within 80 km, large variations in elevation — a maximum elevation change of 1,055 m.

The land around Llandudno is covered by water (55%) and grassland (23%) within 3 km, water (66%) and grassland (24%) within 16 km, and water (48%) and grassland (36%) within 80 km.

3 km
199 m
16 km
856 m
80 km
1,055 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Colwyn Bay 8.0 km · Rhyl 23 km · Bangor 23 km · Prestatyn 28 km · Flint 47 km · Moreton 48 km · Heswall 49 km · Wallasey 52 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 Llandudno (53.325°, -3.8315°, elevation 10 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).