Weston-super-Mare weather in May

In May, Weston-super-Mare sees average daytime highs of 15°C and overnight lows near 9°C, with 62 mm of rain across 11.3 wet days and about 15.3 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 17°C by the end. The sky is clear or mostly clear about 17% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 30 min at the start of May to 16 hours by month's end. Set against the rest of the year, May is Weston-super-Mare's 3rd-clearest and 8th-windiest month. For the whole year in context, see Weston-super-Mare's year-round climate.

Daytime high
15°
5th warmest
Overnight low
7th coldest
Rainfall
62 mm
11.3 wet days
Daylight
15 h 18 min
4:28 AM – 7:48 PM
Cloud cover
67%
3rd clearest
Wind
16 km/h
8th windiest
Solar energy
4.91 kWh/m²
Travel score
4.5
out of 10

Weston-super-Mare is town in North Somerset, England.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 14°C in the first days to 17°C by the end.

A typical May day in Weston-super-Mare reaches about 15°C in the afternoon and slips back to 9°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 20°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1148
2148
3148
4148
5148
6148
7158
8158
9158
10158
11159
12159
13159
14159
15159
16159
17159
18169
19169
20169
211610
221610
231610
241610
251610
261610
271710
281710
291710
301711
311711

How May really feels in Weston-super-Mare

Once humidity and wind are folded in, May 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

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

Weston-super-Mare weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7112.80.58.21.3
Feb / 5610.60.69.61.4
Mar10° / 5610.70.411.52.2
Apr13° / 5911.20.113.53.3
May15° / 6211.3015.34.5
Jun18° / 12°6010.1016.35.7
Jul20° / 14°6211.1015.96.1
Aug20° / 14°7311.5014.45.9
Sep18° / 12°6010.3012.45.5
Oct14° / 8213.2010.43.9
Nov11° / 8113.608.62.4
Dec / 8012.80.27.71.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33565
43664
53664
63664
73664
83664
93664
103664
113664
123664
133664
143664
153664
163664
173664
183664
193763
203664
213565
223664
233664
243664
253565
263565
273565
283565
293565
303565
313565

Chance of precipitation in May

Any precipitation

Weston-super-Mare gets around 62 mm of rain over 11.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
240
340
440
539
639
738
838
938
1038
1138
1238
1338
1438
1538
1638
1738
1837
1937
2037
2137
2237
2337
2436
2536
2636
2736
2836
2936
3036
3136

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4982
5982
6982
7973
8973
9973
10964
11964
12964
13964
14964
15964
16964
17964
18964
19964
20955
21955
22955
23946
24946
25937
26937
27928
28919
29919
309010
318911

Wind in May

Winds average 16 km/h in May.

Across May, 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
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 30 min at the start of May to 16 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 90 minutes over May. Sunrise moves from 4:54 AM to 4:10 AM, and sunset from 7:25 PM to 8:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:547:25
214.64:527:26
314.64:507:28
414.74:487:30
514.74:467:31
614.84:447:33
714.94:437:34
814.94:417:36
915.04:397:38
1015.04:377:39
1115.14:367:41
1215.14:347:42
1315.24:327:44
1415.24:317:45
1515.34:297:47
1615.34:287:48
1715.44:267:50
1815.44:257:51
1915.54:247:53
2015.54:227:54
2115.64:217:56
2215.64:207:57
2315.74:187:59
2415.74:178:00
2515.84:168:01
2615.84:158:03
2715.84:148:04
2815.94:138:05
2915.94:128:06
3015.94:118:07
3116.04:108:09

Solar energy in May

Daily solar energy (kWh/m²)

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

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 5.15 kWh/m² in June across the year — May's 4.91 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Is May a good time to visit Weston-super-Mare?

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

4.5
Sightseeing
5th-best month of the year
0.4
Beach & pool
5th-best month of the year

May is a reasonable time to visit Weston-super-Mare for sightseeing.

What to pack for Weston-super-Mare in May

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

In May, Weston-super-Mare sees daytime highs around 15°C and nights near 9°C. Worth packing: a warm layer, rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

Sea temperature near Weston-super-Mare in May

The nearest coast averages about 12°C in May — 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 Weston-super-Mare in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Weston-super-Mare 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 Weston-super-Mare?

Weston-super-Mare sits at 51.3°N, 3.0°W, 13 m above sea level, in United Kingdom. The nearest listed city is Burnham-on-Sea, 12 km away.

Topography around Weston-super-Mare

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Weston-super-Mare.

Within 3 km, the terrain around Weston-super-Mare has only modest variations in elevation — a maximum elevation change of 123 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 308 m; within 80 km, large variations in elevation — a maximum elevation change of 864 m.

The land around Weston-super-Mare is covered by water (41%) and artificial surfaces (27%) within 3 km, water (54%) and grassland (32%) within 16 km, and grassland (51%) within 80 km.

3 km
123 m
16 km
308 m
80 km
864 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Burnham-on-Sea 12 km · Clevedon 14 km · Penarth 17 km · Nailsea 18 km · Cardiff 21 km · Portishead 21 km · Barry 22 km · Bridgwater 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 Weston-super-Mare (51.346°, -2.9766°, elevation 13 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).