Mendip weather in May

In May, Mendip sees average daytime highs of 16°C and overnight lows near 9°C, with 63 mm of rain across 11 wet days and about 15.3 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 17°C by the end. The sky is clear or mostly clear about 15% 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 Mendip's 4th-clearest and 8th-windiest month. For the whole year in context, see Mendip's year-round climate.

Daytime high
16°
5th warmest
Overnight low
7th coldest
Rainfall
63 mm
11 wet days
Daylight
15 h 18 min
4:27 AM – 7:47 PM
Cloud cover
68%
4th clearest
Wind
15 km/h
8th windiest
Solar energy
4.93 kWh/m²
Travel score
4.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 17°C by the end.

A typical May day in Mendip reaches about 16°C in the afternoon and slips back to 9°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 21°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)
1147
2147
3157
4157
5157
6157
7158
8158
9158
10158
11158
12158
13168
14168
15168
16168
17169
18169
19169
20169
21169
22169
23179
24179
25179
261710
271710
281710
291710
301710
311710

How May really feels in Mendip

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.

Mendip weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6912.90.68.21.2
Feb / 5510.60.69.61.4
Mar10° / 5410.80.411.52.3
Apr13° / 6011.50.213.53.4
May16° / 6311015.34.7
Jun19° / 11°5910.7016.35.7
Jul20° / 13°6110.9015.96.1
Aug20° / 13°7111.4014.46.0
Sep18° / 11°569.7012.45.7
Oct14° / 7612.3010.44.0
Nov11° / 751308.72.4
Dec / 7612.10.37.71.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33565
43466
53466
63565
73565
83565
93664
103664
113664
123565
133565
143565
153565
163565
173466
183565
193565
203466
213466
223466
233367
243367
253466
263466
273466
283466
293367
303367
313367

Chance of precipitation in May

Any precipitation

Mendip gets around 63 mm of rain over 11 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 37% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
240
339
439
538
637
737
837
937
1037
1137
1237
1337
1437
1537
1637
1737
1837
1937
2036
2136
2236
2336
2436
2536
2636
2736
2836
2936
3036
3137

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
3982
4982
5982
6973
7973
8973
9973
10964
11964
12964
13964
14964
15964
16964
17964
18955
19955
20955
21946
22946
23946
24937
25928
26928
27919
289010
299010
308911
318812

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3014light breeze
3114light 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 4:53 AM to 4:09 AM, and sunset from 7:23 PM to 8:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:537:23
214.64:517:25
314.64:497:26
414.74:477:28
514.74:457:29
614.84:437:31
714.94:417:33
814.94:407:34
915.04:387:36
1015.04:367:37
1115.14:357:39
1215.14:337:41
1315.24:317:42
1415.24:307:44
1515.34:287:45
1615.34:277:47
1715.44:257:48
1815.44:247:50
1915.54:237:51
2015.54:217:52
2115.64:207:54
2215.64:197:55
2315.74:177:57
2415.74:167:58
2515.74:157:59
2615.84:148:01
2715.84:138:02
2815.94:128:03
2915.94:118:04
3015.94:108:06
3116.04:098:07

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.93 kWh/m².

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 5.18 kWh/m² in June across the year — May's 4.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Is May a good time to visit Mendip?

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

4.7
Sightseeing
5th-best month of the year
0.6
Beach & pool
5th-best month of the year

May is a reasonable time to visit Mendip for sightseeing.

What to pack for Mendip in May

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

In May, Mendip sees daytime highs around 16°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 Mendip 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 at the nearest coast (about 23 km away) 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 Mendip 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 Mendip 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 Mendip?

Mendip sits at 51.2°N, 2.6°W, 293 m above sea level, in United Kingdom. The nearest listed city is Frome, 21 km away.

Topography around Mendip

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

Within 3 km, the terrain around Mendip has significant variations in elevation — a maximum elevation change of 257 m around an average of 211 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 323 m; within 80 km, large variations in elevation — a maximum elevation change of 633 m.

The land around Mendip is covered by grassland (60%) and trees (23%) within 3 km, grassland (66%) within 16 km, and grassland (47%) within 80 km.

3 km
257 m
16 km
323 m
80 km
633 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Frome 21 km · Keynsham 22 km · Nailsea 24 km · Bath 24 km · Bristol 24 km · Kingswood 25 km · Burnham-on-Sea 26 km · Weston-super-Mare 27 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 Mendip (51.2372°, -2.6266°, elevation 293 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).