Sinaia weather in June

In June, Sinaia sees average daytime highs of 21°C and overnight lows near 11°C, with 144 mm of rain across 19.1 wet days and about 15.4 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 22% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of June to 15 h 24 min by month's end. Set against the rest of the year, June is Sinaia's 5th-clearest and 9th-windiest month. For the whole year in context, see Sinaia's year-round climate.

Daytime high
21°
3rd warmest
Overnight low
11°
10th coldest
Rainfall
144 mm
19.1 wet days
Daylight
15 h 24 min
4:35 AM – 8:01 PM
Cloud cover
61%
5th clearest
Wind
6 km/h
9th windiest
Solar energy
5.76 kWh/m²
Travel score
5.0
out of 10

Sinaia is locality in Prahova County, Romania.

Founded
1690

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 19°C in the first days to 22°C by the end.

A typical June day in Sinaia reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 25°C. Set against its neighbours, June runs about 4°C warmer than May and about 2°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
1199
2199
31910
41910
51910
62010
72010
82010
92010
102011
112011
122111
132111
142111
152111
162111
172111
182111
192111
202111
212112
222112
232112
242112
252212
262212
272212
282212
292212
302212

How June really feels in Sinaia

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.

Sinaia weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -7°428.17.98.90.0
Feb / -5°387.7710.10.0
Mar / -2°5711.27.511.60.6
Apr12° / 8414.62.713.22.7
May17° / 12918.80.414.64.3
Jun21° / 11°14419.1015.45.0
Jul23° / 12°13218.1015.15.7
Aug23° / 12°10115.3013.96.2
Sep18° / 7110.4012.35.8
Oct13° / 618.71.510.73.6
Nov / -1°4884.29.30.9
Dec / -5°497.86.38.60.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 27% of June, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24159
34357
44357
54456
64555
74555
84555
94654
104654
114654
124654
134753
144852
154852
164852
174951
184951
195050
205050
215149
225149
235248
245248
255446
265446
275545
285644
295644
305743

Chance of precipitation in June

Any precipitation

Sinaia gets around 144 mm of rain over 19.1 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 64% and peaks near 66% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
164
265
365
465
565
665
766
866
966
1066
1166
1266
1365
1465
1565
1665
1764
1864
1964
2063
2163
2262
2362
2461
2561
2661
2760
2860
2960
3059

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
187130
284151
383161
480191
578211
675232
773252
870282
967303
1065323
1162344
1261354
1359374
1456395
1555405
1653416
1752426
1851427
1951427
2050428
2150428
2250428
2350419
2449419
25494110
26494110
27484110
28484111
29484111
30484111

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 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:40 AM to 4:38 AM, and sunset from 7:51 PM to 8:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:407:51
215.24:397:52
315.24:387:53
415.34:387:54
515.34:377:55
615.34:377:55
715.34:377:56
815.34:367:57
915.44:367:57
1015.44:367:58
1115.44:357:59
1215.44:357:59
1315.44:358:00
1415.44:358:00
1515.44:358:01
1615.44:358:01
1715.54:358:02
1815.54:358:02
1915.54:358:03
2015.54:358:03
2115.54:358:03
2215.54:358:03
2315.54:358:04
2415.54:368:04
2515.54:368:04
2615.54:368:04
2715.54:378:04
2815.54:378:04
2915.44:378:04
3015.44:388:04

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.76 kWh/m².

For context, solar energy here swings from a low near 1.32 kWh/m² to a high of 5.77 kWh/m² in July across the year — June's 5.76 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in June

Hazard calendar for Sinaia

In seasonPeak

In June, Sinaia sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Sinaia's rainy season runs April–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Sinaia?

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

5.0
Sightseeing
4th-best month of the year
2.9
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Sinaia for sightseeing.

What to pack for Sinaia in June

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

In June, Sinaia sees daytime highs around 21°C and nights near 11°C. Pack rain gear. Worth having: sun protection. About 19 days see rain.

rain gearsun protection

UV index in Sinaia 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 Sinaia peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 17UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr8Very high
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Sinaia?

Sinaia sits at 45.4°N, 25.6°E, 0 m above sea level, in Romania. The nearest listed city is Breaza, 21 km away.

Moreni

Topography around Sinaia

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

Within 3 km, the terrain around Sinaia has large variations in elevation — a maximum elevation change of 880 m around an average of 1,039 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,981 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,409 m.

The land around Sinaia is covered by trees (92%) within 3 km, trees (75%) and grassland (23%) within 16 km, and trees (61%) within 80 km.

3 km
880 m
16 km
1,981 m
80 km
2,409 m
treesgrasslandcroplandartificial surfaces
June weather nearby: Breaza 21 km · Râşnov 27 km · Câmpina 29 km · Zărnești 30 km · Săcele 32 km · Brasov 33 km · Codlea 40 km · Moreni 41 km

Romania travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 44% of US
price level, 2025
GDP per capita
$22,538
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
82%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
10.3
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 605
Religion
Romanian Orthodox 85%other 5%Roman Catholic 5%Reformed 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 Sinaia (45.35°, 25.55°, elevation 0 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).