Petrila weather in September

In September, Petrila sees average daytime highs of 16°C and overnight lows near 7°C, with 102 mm of precipitation across 13.8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 14°C by the end. The sky is clear or mostly clear about 30% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Petrila's 3rd-clearest and 6th-windiest month. For the whole year in context, see Petrila's year-round climate.

Daytime high
16°
4th warmest
Overnight low
9th coldest
Precipitation
102 mm
13.8 wet days
Daylight
12 h 18 min
6:11 AM – 6:30 PM
Cloud cover
59%
3rd clearest
Wind
5 km/h
6th windiest
Solar energy
3.76 kWh/m²
Travel score
4.7
out of 10

Petrila is locality in Hunedoara County, Romania.

Founded
1493

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 14°C by the end.

A typical September day in Petrila reaches about 16°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 21°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1199
2189
3188
4188
5188
6188
7178
8178
9178
10178
11177
12177
13177
14177
15167
16167
17167
18167
19167
20167
21156
22156
23156
24156
25156
26156
27146
28146
29145
30145

How September really feels in Petrila

Once humidity and wind are folded in, September 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

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

Petrila weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°5511.211.58.90.0
Feb / -6°551110.710.10.0
Mar / -3°7713.611.411.60.1
Apr10° / 11917.85.813.21.8
May15° / 17022.21.214.73.2
Jun19° / 18420.90.115.44.4
Jul20° / 11°17419.5015.15.1
Aug21° / 11°14317.9013.95.4
Sep16° / 10213.80.212.34.7
Oct11° / 7310.32.210.72.8
Nov / -1°6210.66.59.30.5
Dec-0° / -6°6611.410.88.60.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25347
35347
45347
55347
65248
75248
85248
95149
105149
115149
125149
135050
144951
154852
164852
174951
184753
194753
204654
214654
224555
234456
244555
254456
264456
274456
284456
294456
304456

Chance of precipitation in September

Any precipitationSnow

Petrila gets around 102 mm of rain and snow over 13.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 46% and peaks near 53% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
1531
2521
3511
4501
5501
6491
7481
8471
9461
10461
11451
12451
13451
14450
15450
16460
17460
18460
19460
20460
21460
22450
23450
24441
25431
26421
27411
28412
29402
30392

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1919
2937
3946
4946
5955
6964
7973
8973
9982
10982
11982
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
261000
271000
281000
291000
301000

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
96calm
106calm
116calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over September. Sunrise moves from 5:52 AM to 6:29 AM, and sunset from 7:00 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:527:00
213.15:546:58
313.05:556:56
413.05:566:54
512.95:576:52
612.95:596:50
712.86:006:48
812.76:016:46
912.76:026:44
1012.66:046:42
1112.66:056:40
1212.56:066:38
1312.56:076:36
1412.46:096:34
1512.46:106:32
1612.36:116:30
1712.36:126:28
1812.26:146:26
1912.26:156:24
2012.16:166:22
2112.06:186:20
2212.06:196:18
2311.96:206:16
2411.96:216:14
2511.86:236:12
2611.86:246:10
2711.76:256:08
2811.76:276:06
2911.66:286:04
3011.56:296:02

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.76 kWh/m².

For context, solar energy here swings from a low near 1.25 kWh/m² to a high of 5.84 kWh/m² in June across the year — September's 3.76 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.4Bright
44.4Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.1Bright
104.1Bright
114.0Bright
124.0Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.7Moderate
183.6Moderate
193.6Moderate
203.5Moderate
213.5Moderate
223.4Moderate
233.4Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Hazard calendar for Petrila

In seasonPeak

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

Petrila'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 September a good time to visit Petrila?

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

4.7
Sightseeing
3rd-best month of the year
0.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Petrila for sightseeing.

What to pack for Petrila in September

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

In September, Petrila sees daytime highs around 16°C and nights near 7°C. Pack rain gear. Worth having: a warm layer. About 14 days see rain.

rain geara warm layer

UV index in Petrila in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Petrila peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 15UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr8Very high
May6High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Petrila?

Petrila sits at 45.5°N, 23.4°E, 676 m above sea level, in Romania. The nearest listed city is Petroşani, 5.0 km away.

CugirTârgu JiuOrăştieHunedoaraSebeş

Topography around Petrila

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

Within 3 km, the terrain around Petrila has significant variations in elevation — a maximum elevation change of 587 m around an average of 795 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,014 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,416 m.

The land around Petrila is covered by trees (53%) and grassland (39%) within 3 km, trees (76%) and grassland (22%) within 16 km, and trees (68%) and grassland (21%) within 80 km.

3 km
587 m
16 km
2,014 m
80 km
2,416 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Petroşani 5.0 km · Vulcan 14 km · Lupeni 17 km · Cugir 43 km · Târgu Jiu 46 km · Orăştie 46 km · Hunedoara 52 km · Sebeş 58 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 Petrila (45.45°, 23.4167°, elevation 676 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).