Trondheim weather in July

In July, Trondheim sees average daytime highs of 19°C and overnight lows near 11°C, with 85 mm of rain across 14.8 wet days and about 18.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 20°C by the end. The sky is clear or mostly clear about 12% of the time in July, and the air most often feels dry.

Daylight stretches from about 19 h 54 min at the start of July to 17 h 36 min by month's end. Set against the rest of the year, July is Trondheim's 9th-clearest and 12th-windiest month. For the whole year in context, see Trondheim's year-round climate.

Daytime high
19°
1st warmest
Overnight low
11°
12th coldest
Rainfall
85 mm
14.8 wet days
Daylight
19 hours
2:55 AM – 9:53 PM
Cloud cover
75%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
4.47 kWh/m²
Travel score
5.3
out of 10

Trondheim is city in Trøndelag, Norway.

Air quality
Good
PM2.5 5.7 µg/m³ · 2019
Density
3,766/km²
people per km²
Founded
~997 CE

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

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

A typical July day in Trondheim reaches about 19°C in the afternoon and slips back to 11°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 26°C. Set against its neighbours, July runs about 3°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11810
21810
31810
41810
51810
61910
71910
81910
91910
101911
111911
121911
131911
141911
151911
161911
171911
181911
191911
202011
212011
222011
232011
242011
252012
262012
272012
282012
292012
302012
312012

How July really feels in Trondheim

Once humidity and wind are folded in, July 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

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

Trondheim weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°9615.912.75.20.0
Feb / -5°8414.211.98.10.0
Mar / -3°8815.410.811.20.1
Apr / 6713.65.414.51.6
May13° / 7015.61.417.73.2
Jun16° / 9515.6019.84.3
Jul19° / 11°8514.8018.95.3
Aug19° / 11°9914.9015.95.1
Sep14° / 10214.8012.73.6
Oct / 8715.22.89.41.3
Nov / -1°7913.27.36.20.0
Dec / -4°9415.310.74.20.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 11% of July, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32278
42377
52377
62377
72377
82377
92278
102278
112278
122278
132278
142278
152278
162278
172278
182377
192377
202377
212377
222476
232476
242575
252575
262674
272674
282674
292674
302674
312674

Chance of precipitation in July

Any precipitation

Trondheim gets around 85 mm of rain over 14.8 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
248
348
448
549
649
749
849
949
1049
1149
1249
1349
1449
1549
1649
1749
1848
1948
2048
2148
2247
2347
2446
2546
2646
2746
2845
2945
3045
3145

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 86% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19280
29280
39190
49190
590100
690100
790100
890100
989110
1090100
1189101
1289101
1389101
1489101
1589101
1688111
1788111
1888111
1986122
2085132
2185132
2284142
2382153
2481163
2580173
2679183
2778193
2877203
2976213
3076213
3176213

Wind in July

Winds average 7 km/h in July, the calmest month.

Across July, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 19 h 54 min at the start of July to 17 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 138 minutes over July. Sunrise moves from 2:26 AM to 3:37 AM, and sunset from 10:18 PM to 9:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
119.92:2610:18
219.82:2710:17
319.82:2910:15
419.72:3010:14
519.72:3210:13
619.62:3410:12
719.62:3610:10
819.52:3710:09
919.52:3910:07
1019.42:4210:05
1119.32:4410:03
1219.32:4610:01
1319.22:489:59
1419.12:519:57
1519.02:539:55
1619.02:559:53
1718.92:589:50
1818.83:019:48
1918.73:039:45
2018.63:069:43
2118.53:089:40
2218.43:119:38
2318.43:149:35
2418.33:179:32
2518.23:209:30
2618.13:229:27
2718.03:259:24
2817.93:289:21
2917.83:319:18
3017.73:349:15
3117.63:379:12

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.47 kWh/m².

For context, solar energy here swings from a low near 0.06 kWh/m² to a high of 4.7 kWh/m² in June across the year — July's 4.47 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.1Bright
Planning a trip in July

Is July a good time to visit Trondheim?

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

5.3
Sightseeing
1st-best month of the year
2.3
Beach & pool
1st-best month of the year

July is a reasonable time to visit Trondheim for sightseeing.

What to pack for Trondheim in July

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

In July, Trondheim sees daytime highs around 19°C and nights near 11°C. Pack rain gear. About 15 days see rain.

rain gear

Sea temperature near Trondheim in July

The nearest coast averages about 13°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 55 km away) is warmest in August at about 14°C and coldest in March near 5°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
Mar5Bracing
Apr6Bracing
May8Bracing
Jun10Bracing
Jul13Bracing
Aug14Bracing
Sep13Bracing
Oct11Bracing
Nov9Bracing
Dec7Bracing

UV index in Trondheim in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Trondheim peaks around July 13 at about 4 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 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 13UV 4Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb0Low
Mar1Low
Apr2Moderate
May4Moderate
Jun4Moderate
Jul5Moderate
Aug4Moderate
Sep2Low
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Trondheim?

Trondheim sits at 63.4°N, 10.4°E, 18 m above sea level, in Norway. The nearest listed city is Stjørdalshalsen, 27 km away.

MoldeÖstersundAlesundLillehammer

Topography around Trondheim

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

Within 3 km, the terrain around Trondheim has significant variations in elevation — a maximum elevation change of 312 m around an average of 52 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 558 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,431 m.

The land around Trondheim is covered by trees (33%), artificial surfaces (31%) and water (31%) within 3 km, water (48%) and trees (34%) within 16 km, and grassland (37%), trees (36%) and water (22%) within 80 km.

3 km
312 m
16 km
558 m
80 km
1,431 m
treesgrasslandcroplandartificial surfaceswatermoss and lichen
July weather nearby: Stjørdalshalsen 27 km · Levanger 57 km · Åre 134 km · Kristiansund 138 km · Molde 180 km · Östersund 214 km · Alesund 239 km · Lillehammer 257 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 Trondheim (63.4305°, 10.3951°, elevation 18 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).