Novo Mesto weather in June

In June, Novo Mesto sees average daytime highs of 24°C and overnight lows near 14°C, with 115 mm of rain across 13.4 wet days and about 15.5 hours of daylight. It is the 3rd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 35% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 15 h 12 min at the start of June to 15 h 30 min by month's end. Set against the rest of the year, June is Novo Mesto's 3rd-clearest and 9th-windiest month. For the whole year in context, see Novo Mesto's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
14°
10th coldest
Rainfall
115 mm
13.4 wet days
Daylight
15 h 30 min
4:14 AM – 7:45 PM
Cloud cover
55%
3rd clearest
Wind
6 km/h
9th windiest
Solar energy
5.9 kWh/m²
Travel score
6.4
out of 10

Novo Mesto is town in Lower Carniola, Slovenia.

Air quality
Good
PM10 21.4 µg/m³ · 2019
Density
734/km²
people per km²
Founded
1365

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 25°C by the end.

A typical June day in Novo Mesto reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 30°C. Set against its neighbours, June runs about 4°C warmer than May and about 2°C cooler than July.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12212
22212
32312
42312
52313
62313
72313
82313
92413
102413
112413
122414
132414
142414
152414
162414
172414
182514
192514
202514
212514
222514
232514
242515
252515
262515
272515
282515
292515
302515

How June really feels in Novo Mesto

Once humidity and wind are folded in, June 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

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

Novo Mesto weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°609.26.28.90.0
Feb / -2°728.85.610.10.5
Mar11° / 7410.53.811.62.8
Apr16° / 9012113.34.6
May20° / 10°11214.7014.75.7
Jun24° / 14°11513.4015.56.4
Jul26° / 15°10812.2015.26.5
Aug26° / 15°11211.6013.96.7
Sep21° / 11°12011.7012.36.2
Oct15° / 10610.10.610.74.7
Nov10° / 10611.32.99.31.9
Dec / -1°8810.25.28.50.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 20% of June, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25149
35050
44951
54951
65050
75050
85149
95149
105149
115248
125248
135446
145446
155545
165545
175545
185644
195743
205743
215842
225941
235941
246040
256139
266139
276238
286337
296337
306436

Chance of precipitation in June

Any precipitation

Novo Mesto gets around 115 mm of rain over 13.4 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
151
251
351
451
551
651
750
850
949
1048
1147
1247
1346
1445
1544
1643
1743
1842
1942
2041
2141
2240
2340
2439
2539
2639
2739
2839
2939
3039

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the comfortable band about 39% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15532130
25234140
35035151
44836161
54637161
64437171
74238182
84139182
93940192
103841192
113741203
123642203
133542203
143442214
153441214
163341214
173341225
183240225
193240226
203140236
213139237
223039247
233039257
242938257
252838268
262738278
272637288
282537298
292437308
302437318

Wind in June

Winds average 6 km/h in June.

Across June, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 12 min at the start of June to 15 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 4:19 AM to 4:18 AM, and sunset from 7:34 PM to 7:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:197:34
215.34:197:35
315.34:187:36
415.34:187:37
515.34:177:38
615.44:177:39
715.44:167:39
815.44:167:40
915.44:167:41
1015.44:157:41
1115.44:157:42
1215.54:157:43
1315.54:157:43
1415.54:157:44
1515.54:147:44
1615.54:147:45
1715.54:147:45
1815.54:147:46
1915.54:147:46
2015.54:157:46
2115.54:157:46
2215.54:157:47
2315.54:157:47
2415.54:157:47
2515.54:167:47
2615.54:167:47
2715.54:167:47
2815.54:177:47
2915.54:177:47
3015.54:187:47

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.9 kWh/m².

For context, solar energy here swings from a low near 1.06 kWh/m² to a high of 5.92 kWh/m² in July across the year — June's 5.9 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Intense
296.0Intense
306.0Intense
Planning a trip in June

Is June a good time to visit Novo Mesto?

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

6.4
Sightseeing
3rd-best month of the year
5.4
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Novo Mesto for sightseeing.

What to pack for Novo Mesto in June

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

In June, Novo Mesto sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Novo Mesto in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Novo Mesto peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr7High
May6High
Jun8Very high
Jul8Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Novo Mesto in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Novo Mesto is worst in January — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1919 µg/m³Sep 1613 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar19Moderate
Apr18Moderate
May15Moderate
Jun16Moderate
Jul14Moderate
Aug14Moderate
Sep13Moderate
Oct14Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Novo Mesto?

Novo Mesto sits at 45.8°N, 15.2°E, 187 m above sea level, in Slovenia. The nearest listed city is Žumberak, 20 km away.

ŽumberakTrbovljeSamoborKarlovacCeljeZaprešićLjubljanaVelenje

Topography around Novo Mesto

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

Within 3 km, the terrain around Novo Mesto has only modest variations in elevation — a maximum elevation change of 124 m around an average of 202 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,034 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,492 m.

The land around Novo Mesto is covered by trees (47%) and grassland (22%) within 3 km, trees (70%) and grassland (22%) within 16 km, and trees (77%) within 80 km.

3 km
124 m
16 km
1,034 m
80 km
2,492 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Žumberak 20 km · Trbovlje 40 km · Samobor 43 km · Karlovac 46 km · Celje 48 km · Zaprešić 50 km · Ljubljana 58 km · Velenje 62 km

Slovenia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 63% of US
price level, 2025
GDP per capita
$37,376
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Catholic 69%atheist 14%Orthodox 4%non-believer/agnostic 4%

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 Novo Mesto (45.804°, 15.1689°, elevation 187 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).