Larvik weather in August

In August, Larvik sees average daytime highs of 19°C and overnight lows near 15°C, with 93 mm of rain across 11.9 wet days and about 15.2 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 18°C by the end. The sky is clear or mostly clear about 32% of the time in August, and the air most often feels dry.

Daylight stretches from about 16 h 24 min at the start of August to 13 h 54 min by month's end. Set against the rest of the year, August is Larvik's 4th-clearest and 10th-windiest month. For the whole year in context, see Larvik's year-round climate.

Daytime high
19°
2nd warmest
Overnight low
15°
12th coldest
Rainfall
93 mm
11.9 wet days
Daylight
15 h 12 min
4:47 AM – 8:01 PM
Cloud cover
58%
4th clearest
Wind
16 km/h
10th windiest
Solar energy
4.42 kWh/m²
Travel score
5.9
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 August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 18°C by the end.

A typical August day in Larvik reaches about 19°C in the afternoon and slips back to 15°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 22°C. Set against its neighbours, August runs on par with July and about 3°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12016
22016
32016
42016
52015
61915
71915
81915
91915
101915
111915
121915
131915
141915
151915
161915
171915
181915
191915
201915
211915
221814
231814
241814
251814
261814
271814
281814
291814
301814
311713

How August really feels in Larvik

Once humidity and wind are folded in, August 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

August 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 August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45149
55149
65149
75149
85149
95149
105149
115149
125149
135149
145248
155248
165248
175248
185248
195248
205248
215248
225248
235050
245050
255050
265050
274951
285050
295050
304951
314951

Chance of precipitation in August

Any precipitation

Larvik gets around 93 mm of rain over 11.9 wet days in August. 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. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
232
333
433
534
634
735
835
936
1036
1137
1237
1338
1438
1538
1639
1739
1840
1940
2041
2141
2241
2341
2441
2541
2641
2741
2840
2940
3039
3139

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August 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 (%)
1374221
2374221
3384220
4394119
5404119
6414118
7424017
8434017
9443916
10453916
11463815
12483715
13493714
14503614
15513514
16523513
17533413
18543412
19553312
20573211
21583111
22603010
2362299
2463289
2565278
2667267
2767267
2869256
2971245
3072235
3174224

Wind in August

Winds average 16 km/h in August.

Across August, daily wind ranges from about 15 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
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light 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
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 24 min at the start of August to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over August. Sunrise moves from 4:13 AM to 5:22 AM, and sunset from 8:39 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.44:138:39
216.44:158:37
316.34:178:34
416.24:198:32
516.14:228:30
616.14:248:27
716.04:268:25
815.94:288:22
915.84:318:20
1015.74:338:17
1115.74:358:15
1215.64:388:12
1315.54:408:09
1415.44:428:07
1515.34:448:04
1615.24:478:01
1715.24:497:58
1815.14:517:56
1915.04:547:53
2014.94:567:50
2114.84:587:47
2214.75:017:44
2314.65:037:42
2414.65:057:39
2514.55:087:36
2614.45:107:33
2714.35:127:30
2814.25:157:27
2914.15:177:24
3014.05:197:21
3113.95:227:18

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.42 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 — August's 4.42 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.6Bright
134.6Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.3Bright
194.3Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.0Bright
254.0Moderate
263.9Moderate
273.9Moderate
283.8Moderate
293.7Moderate
303.7Moderate
313.6Moderate
Planning a trip in August

Is August a good time to visit Larvik?

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

5.9
Sightseeing
2nd-best month of the year
2.4
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Larvik for sightseeing.

What to pack for Larvik in August

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

In August, Larvik sees daytime highs around 19°C and nights near 15°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Larvik in August

The nearest coast averages about 18°C in August — 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 August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — 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
August 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).