Larvik weather in May

In May, Larvik sees average daytime highs of 13°C and overnight lows near 8°C, with 61 mm of precipitation across 8.8 wet days and about 16.5 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 15°C by the end. The sky is clear or mostly clear about 35% of the time in May, and the air most often feels dry.

Daylight stretches from about 15 h 24 min at the start of May to 17 h 30 min by month's end. Set against the rest of the year, May is Larvik's 1st-clearest and 9th-windiest month. For the whole year in context, see Larvik's year-round climate.

Daytime high
13°
5th warmest
Overnight low
8th coldest
Precipitation
61 mm
8.8 wet days
Daylight
16 h 36 min
3:58 AM – 8:34 PM
Cloud cover
55%
1st clearest
Wind
16 km/h
9th windiest
Solar energy
5.58 kWh/m²
Travel score
3.8
out of 10

Larvik is city in Larvik Municipality, Norway.

Density
1,697/km²
people per km²
Founded
1671

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 11°C in the first days to 15°C by the end.

A typical May day in Larvik reaches about 13°C in the afternoon and slips back to 8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 17°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1116
2116
3117
4117
5117
6127
7127
8127
9127
10127
11128
12128
13138
14138
15138
16138
17139
18139
19139
20149
21149
22149
23149
241410
251410
261510
271510
281510
291510
301511
311511

How May really feels in Larvik

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.

Larvik weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°8612.17.76.70.0
Feb / -1°599.46.88.80.0
Mar / 578.44.711.40.1
Apr / 518.31.314.11.6
May13° / 618.80.216.53.8
Jun17° / 12°779.90185.3
Jul19° / 15°759.3017.46.3
Aug19° / 15°9311.9015.25.9
Sep15° / 12°10010.9012.64.6
Oct11° / 11413.30.59.82.4
Nov / 11213.62.87.40.6
Dec / 85134.760.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in May, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35149
45149
55248
65248
75347
85347
95347
105347
115347
125347
135347
145248
155248
165248
175149
185149
195149
205149
215149
225149
235149
245248
255347
265347
275347
285446
295446
305446
315446

Chance of precipitation in May

Any precipitationSnow

Larvik gets around 61 mm of rain and snow over 8.8 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 30% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1292
2292
3292
4292
5292
6282
7282
8281
9271
10271
11271
12271
13271
14281
15281
16281
17281
18280
19280
20280
21290
22290
23290
24290
25300
26300
27300
28300
29300
30300
31290

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 99% 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
71000
81000
91000
101000
111000
121000
131000
141000
15991
16991
17991
18991
19991
20991
21982
22982
23982
24982
25973
26973
27964
28964
29964
30955
31955

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 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light 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 15 h 24 min at the start of May to 17 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 126 minutes over May. Sunrise moves from 4:35 AM to 3:31 AM, and sunset from 7:59 PM to 9:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:357:59
215.54:328:02
315.64:308:04
415.74:278:06
515.74:248:09
615.84:228:11
715.94:198:13
816.04:178:16
916.14:158:18
1016.14:128:20
1116.24:108:23
1216.34:078:25
1316.44:058:27
1416.44:038:29
1516.54:018:32
1616.63:588:34
1716.73:568:36
1816.73:548:38
1916.83:528:40
2016.93:508:42
2116.93:488:45
2217.03:468:47
2317.13:448:49
2417.13:428:51
2517.23:418:53
2617.33:398:55
2717.33:378:56
2817.43:358:58
2917.43:349:00
3017.53:329:02
3117.53:319:04

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.58 kWh/m².

For context, solar energy here swings from a low near 0.24 kWh/m² to a high of 6.06 kWh/m² in June across the year — May's 5.58 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
25.0Bright
35.0Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.8Bright
235.8Bright
245.8Bright
255.9Bright
265.9Bright
275.9Bright
286.0Bright
296.0Bright
306.0Intense
316.0Intense
Planning a trip in May

Is May a good time to visit Larvik?

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

3.8
Sightseeing
5th-best month of the year
0.0
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Larvik.

What to pack for Larvik in May

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

In May, Larvik sees daytime highs around 13°C and nights near 8°C. Worth packing: a warm layer, rain gear and sun protection. About 9 days see rain.

a warm layerrain gearsun protection

Sea temperature near Larvik in May

The nearest coast averages about 11°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 20 km away) is warmest in August at about 18°C and coldest in February near 3°C.

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

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan5Bracing
Feb3Bracing
Mar4Bracing
Apr6Bracing
May11Bracing
Jun15Bracing
Jul17Cool
Aug18Cool
Sep15Cool
Oct12Bracing
Nov9Bracing
Dec6Bracing

UV index in Larvik in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Larvik peaks around July 20 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJul 20UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun4Moderate
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Larvik?

Larvik sits at 59.1°N, 10.0°E, 49 m above sea level, in Norway. The nearest listed city is Sandefjord, 14 km away.

Topography around Larvik

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

Within 3 km, the terrain around Larvik has only modest variations in elevation — a maximum elevation change of 173 m around an average of 44 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 319 m; within 80 km, large variations in elevation — a maximum elevation change of 1,191 m.

The land around Larvik is covered by trees (40%), water (25%) and artificial surfaces (20%) within 3 km, trees (44%) and water (39%) within 16 km, and trees (53%) and water (38%) within 80 km.

3 km
173 m
16 km
319 m
80 km
1,191 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Sandefjord 14 km · Porsgrunn 24 km · Skien 30 km · Tønsberg 32 km · Horten 48 km · Fredrikstad 54 km · Moss 55 km · Sarpsborg 66 km

Norway travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 91% of US
price level, 2025
GDP per capita
$94,594
2025
Happiness
7.2 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
2.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 613
Religion
Church of Norway 68%other Christian 4%Muslim 3%Roman Catholic 3%

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 Larvik (59.0533°, 10.0352°, elevation 49 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).