Nailsea weather in July

In July, Nailsea sees average daytime highs of 21°C and overnight lows near 13°C, with 61 mm of rain across 10.7 wet days and about 15.9 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 16% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 18 min at the start of July to 15 h 18 min by month's end. Set against the rest of the year, July is Nailsea's 1st-clearest and 11th-windiest month. For the whole year in context, see Nailsea's year-round climate.

Daytime high
21°
1st warmest
Overnight low
13°
12th coldest
Rainfall
61 mm
10.7 wet days
Daylight
16 hours
4:18 AM – 8:15 PM
Cloud cover
68%
1st clearest
Wind
13 km/h
11th windiest
Solar energy
4.91 kWh/m²
Travel score
6.2
out of 10

Nailsea is town in North Somerset, England.

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 21°C through the month.

A typical July day in Nailsea reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12012
22012
32013
42013
52013
62013
72013
82013
92013
102013
112013
122113
132113
142113
152113
162113
172113
182113
192113
202113
212113
222113
232113
242113
252113
262113
272113
282113
292113
302113
312113

How July really feels in Nailsea

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.

Nailsea weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 72130.88.11.1
Feb / 5710.50.89.61.3
Mar10° / 5710.80.511.52.3
Apr13° / 6311.60.113.53.4
May16° / 6711.7015.34.7
Jun19° / 11°6210.7016.35.7
Jul21° / 13°6110.7015.96.2
Aug20° / 13°7110.8014.46.1
Sep18° / 11°579.4012.45.6
Oct14° / 7912.3010.43.8
Nov11° / 7713.20.18.62.2
Dec / 7912.20.57.71.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of July, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33169
42971
52971
63070
73070
83070
93169
103268
113268
123268
133367
143466
153565
163565
173664
183664
193763
203763
213763
223862
233862
243862
253862
263862
273862
283763
293862
303763
313763

Chance of precipitation in July

Any precipitation

Nailsea gets around 61 mm of rain over 10.7 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 35% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
537
637
736
836
935
1035
1134
1234
1333
1433
1532
1632
1732
1832
1932
2032
2132
2232
2333
2433
2534
2635
2735
2836
2936
3037
3137

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 (%)
165314
264324
363334
462344
561354
659365
758375
857385
957385
1056386
1155396
1255396
1355396
1455396
1554397
1653407
1753407
1852417
1952417
2051427
2150437
2249437
2348447
2448458
2547468
2646468
2745478
2845478
2944479
3044479
31444610

Wind in July

Winds average 13 km/h in July.

Across July, daily wind ranges from about 13 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
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 18 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 60 minutes over July. Sunrise moves from 4:04 AM to 4:38 AM, and sunset from 8:24 PM to 7:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.34:048:24
216.34:058:24
316.34:068:24
416.34:068:23
516.34:078:23
616.24:088:23
716.24:098:22
816.24:108:22
916.24:118:21
1016.14:128:20
1116.14:128:20
1216.14:148:19
1316.14:158:18
1416.04:168:17
1516.04:178:16
1616.04:188:15
1715.94:198:14
1815.94:208:13
1915.84:228:12
2015.84:238:11
2115.84:248:10
2215.74:258:09
2315.74:278:08
2415.64:288:06
2515.64:298:05
2615.54:318:04
2715.54:328:02
2815.54:348:01
2915.44:357:59
3015.44:377:58
3115.34:387:56

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.91 kWh/m².

For context, solar energy here swings from a low near 0.64 kWh/m² to a high of 5.14 kWh/m² in June across the year — July's 4.91 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in July

Is July a good time to visit Nailsea?

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

6.2
Sightseeing
1st-best month of the year
3.6
Beach & pool
1st-best month of the year

July is a reasonable time to visit Nailsea for sightseeing.

What to pack for Nailsea in July

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

In July, Nailsea sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Nailsea in July

The nearest coast averages about 18°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 18°C and coldest in February near 7°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
Feb7Bracing
Mar7Bracing
Apr9Bracing
May12Bracing
Jun15Cool
Jul18Cool
Aug18Cool
Sep17Cool
Oct15Bracing
Nov12Bracing
Dec9Bracing

UV index in Nailsea 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 Nailsea peaks around August 12 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 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug7High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Nailsea?

Nailsea sits at 51.4°N, 2.8°W, 31 m above sea level, in United Kingdom. The nearest listed city is Portishead, 6.0 km away.

Topography around Nailsea

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

Within 3 km, the terrain around Nailsea has only modest variations in elevation — a maximum elevation change of 167 m around an average of 39 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 322 m; within 80 km, large variations in elevation — a maximum elevation change of 864 m.

The land around Nailsea is covered by grassland (56%) and trees (26%) within 3 km, grassland (38%) and water (29%) within 16 km, and grassland (50%) within 80 km.

3 km
167 m
16 km
322 m
80 km
864 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Portishead 6.0 km · Clevedon 7.0 km · Bristol 12 km · Kingswood 17 km · Weston-super-Mare 18 km · Keynsham 18 km · Mangotsfield 19 km · Mendip 24 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 Nailsea (51.4324°, -2.7585°, elevation 31 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).