Louth weather in May

In May, Louth sees average daytime highs of 15°C and overnight lows near 8°C, with 55 mm of rain across 11 wet days and about 15.6 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 16°C by the end. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 42 min at the start of May to 16 h 18 min by month's end. Set against the rest of the year, May is Louth's 1st-clearest and 8th-windiest month. For the whole year in context, see Louth's year-round climate.

Daytime high
15°
5th warmest
Overnight low
7th coldest
Rainfall
55 mm
11 wet days
Daylight
15 h 36 min
4:08 AM – 7:45 PM
Cloud cover
69%
1st clearest
Wind
16 km/h
8th windiest
Solar energy
5.16 kWh/m²
Travel score
4.4
out of 10

Louth is town and civil parish in Lincolnshire, 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 16°C by the end.

A typical May day in Louth reaches about 15°C in the afternoon and slips back to 8°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 11°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)
1147
2147
3147
4147
5147
6147
7147
8147
9147
10147
11157
12157
13158
14158
15158
16158
17158
18158
19168
20168
21168
22169
23169
24169
25169
26169
27169
28169
29169
30179
31179

How May really feels in Louth

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.

Louth 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 / 5111.417.80.8
Feb / 409.61.49.41.1
Mar10° / 4410.90.611.52.0
Apr12° / 5011.10.213.73.1
May15° / 5511015.64.4
Jun18° / 11°6912016.65.3
Jul21° / 13°7212.4016.25.9
Aug21° / 13°6711.5014.66.0
Sep18° / 11°5810.2012.45.5
Oct14° / 6211010.33.8
Nov10° / 5711.20.38.42.1
Dec / 5210.917.30.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33367
43367
53466
63565
73466
83466
93367
103367
113169
123169
133169
143070
152971
162971
172971
182971
192971
202971
212971
222971
232971
242971
252971
262971
272971
282971
292971
302971
312971

Chance of precipitation in May

Any precipitation

Louth gets around 55 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 36% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
238
338
437
537
636
736
836
936
1036
1136
1236
1336
1436
1536
1636
1736
1835
1935
2035
2135
2236
2336
2436
2536
2636
2737
2837
2937
3038
3138

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
7991
8991
9991
10991
11991
12991
13991
14982
15982
16982
17982
18973
19973
20964
21964
22964
23955
24955
25946
26937
27937
28928
29928
30919
31919

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
1016light 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 42 min at the start of May to 16 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 96 minutes over May. Sunrise moves from 4:36 AM to 3:48 AM, and sunset from 7:19 PM to 8:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.74:367:19
214.84:347:20
314.84:327:22
414.94:307:24
515.04:287:26
615.04:267:28
715.14:247:29
815.24:227:31
915.24:207:33
1015.34:187:35
1115.34:167:36
1215.44:157:38
1315.44:137:40
1415.54:117:41
1515.64:097:43
1615.64:087:45
1715.74:067:46
1815.74:057:48
1915.84:037:50
2015.84:027:51
2115.94:007:53
2215.93:597:54
2316.03:577:56
2416.03:567:57
2516.13:557:59
2616.13:538:00
2716.23:528:02
2816.23:518:03
2916.23:508:04
3016.33:498:06
3116.33:488:07

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.16 kWh/m².

For context, solar energy here swings from a low near 0.58 kWh/m² to a high of 5.21 kWh/m² in June across the year — May's 5.16 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in May

Is May a good time to visit Louth?

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

4.4
Sightseeing
5th-best month of the year
0.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Louth for sightseeing.

What to pack for Louth in May

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

In May, Louth sees daytime highs around 15°C and nights near 8°C. Worth packing: a warm layer, rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

Sea temperature near Louth in May

The nearest coast averages about 10°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 25 km away) is warmest in August at about 16°C and coldest in February near 6°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
Jan6Bracing
Feb6Bracing
Mar6Bracing
Apr8Bracing
May10Bracing
Jun13Bracing
Jul15Bracing
Aug16Cool
Sep15Cool
Oct13Bracing
Nov10Bracing
Dec8Bracing

UV index in Louth 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 Louth peaks around August 11 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 11UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Louth?

Louth sits at 53.4°N, 0.0°W, 32 m above sea level, in United Kingdom. The nearest listed city is Cleethorpes, 22 km away.

Topography around Louth

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

Within 3 km, the terrain around Louth has only modest variations in elevation — a maximum elevation change of 100 m around an average of 45 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 164 m; within 80 km, only modest variations in elevation — a maximum elevation change of 225 m.

The land around Louth is covered by cropland (53%) and grassland (21%) within 3 km, cropland (70%) within 16 km, and cropland (50%) and water (28%) within 80 km.

3 km
100 m
16 km
164 m
80 km
225 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Cleethorpes 22 km · Grimsby 23 km · Skegness 34 km · Lincoln 39 km · Boston 43 km · Kingston upon Hull 47 km · Sleaford 49 km · Scunthorpe 49 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 Louth (53.3666°, -0.0044°, elevation 32 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).