Oradea weather in September

In September, Oradea sees average daytime highs of 23°C and overnight lows near 12°C, with 65 mm of rain across 8.4 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 20°C by the end. The sky is clear or mostly clear about 37% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Oradea's 3rd-clearest and 9th-windiest month. For the whole year in context, see Oradea's year-round climate.

Daytime high
23°
4th warmest
Overnight low
12°
9th coldest
Rainfall
65 mm
8.4 wet days
Daylight
12 h 18 min
6:17 AM – 6:37 PM
Cloud cover
54%
3rd clearest
Wind
8 km/h
9th windiest
Solar energy
3.73 kWh/m²
Travel score
7.0
out of 10

Oradea is locality in Bihor County, Romania.

Air quality
Elevated
PM2.5 17.4 µg/m³ · 2018

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 25°C in the first days to 20°C by the end.

A typical September day in Oradea reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12514
22514
32514
42514
52513
62413
72413
82413
92413
102413
112313
122312
132312
142312
152312
162312
172212
182212
192212
202211
212211
222111
232111
242111
252111
262111
272110
282010
292010
302010

How September really feels in Oradea

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.

Oradea weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°459.64.88.70.0
Feb / -2°489.94.3100.3
Mar11° / 539.91.911.62.7
Apr17° / 6110.60.313.35.3
May22° / 11°6811.4014.86.4
Jun25° / 15°8412.2015.66.5
Jul28° / 16°7910.8015.36.4
Aug28° / 16°608.40146.6
Sep23° / 12°658.4012.47.0
Oct17° / 599.1010.65.4
Nov10° / 549.21.39.12.3
Dec / -1°599.93.48.40.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16139
26139
36040
45941
55941
65842
75842
85644
95545
105545
115446
125446
135446
145347
155347
165248
175248
185149
195248
205149
215050
225050
234951
244852
254852
264852
274951
284951
294951
304852

Chance of precipitation in September

Any precipitation

Oradea gets around 65 mm of rain over 8.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
127
227
327
427
527
627
727
827
927
1027
1128
1228
1328
1429
1529
1629
1729
1829
1929
2030
2130
2230
2330
2430
2529
2629
2729
2829
2929
3029

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 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1562816
2582715
3602713
4622612
5632611
6642610
765269
866268
967267
1068266
1168266
1269265
1370255
1470255
1571254
1672244
1772244
1873234
1973234
2074224
2176213
2276213
2377203
2477203
2578193
2678193
2778193
2880182
2980182
3081172

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 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 102 minutes over September. Sunrise moves from 5:56 AM to 6:36 AM, and sunset from 7:08 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:567:08
213.15:587:06
313.15:597:04
413.06:007:02
513.06:027:00
612.96:036:57
712.86:056:55
812.86:066:53
912.76:076:51
1012.76:096:49
1112.66:106:47
1212.66:116:45
1312.56:136:43
1412.46:146:41
1512.46:156:39
1612.36:176:37
1712.36:186:35
1812.26:196:32
1912.26:216:30
2012.16:226:28
2112.06:236:26
2212.06:256:24
2311.96:266:22
2411.96:286:20
2511.86:296:18
2611.86:306:16
2711.76:326:14
2811.66:336:11
2911.66:356:09
3011.56:366:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.73 kWh/m².

For context, solar energy here swings from a low near 0.98 kWh/m² to a high of 5.96 kWh/m² in June across the year — September's 3.73 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
84.1Bright
94.1Bright
104.0Bright
114.0Moderate
123.9Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.7Moderate
173.6Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.0Moderate
Planning a trip in September

Is September a good time to visit Oradea?

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

7.0
Sightseeing
1st-best month of the year
5.2
Beach & pool
4th-best month of the year

September is one of the better times to visit Oradea for general sightseeing.

What to pack for Oradea in September

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

In September, Oradea sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes and rain gear. About 8 days see rain.

light clothesrain gear

UV index in Oradea 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 Oradea peaks around July 14 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 14UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr7High
May5High
Jun7Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Oradea in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Oradea is worst in June — around 22 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Oradea's WHO annual average of 17.4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1622 µg/m³Dec 1513 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun22Moderate
Jul20Moderate
Aug19Moderate
Sep15Moderate
Oct14Moderate
Nov15Moderate
Dec12Moderate
Location & terrain

Where is Oradea?

Oradea sits at 47.0°N, 21.9°E, 126 m above sea level, in Romania. The nearest listed city is Salonta, 34 km away.

DebrecenHajdúszoboszlóGyulaBékésPüspökladányŞimleu SilvanieiBékéscsaba

Topography around Oradea

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

Within 3 km, the terrain around Oradea has only modest variations in elevation — a maximum elevation change of 88 m around an average of 131 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 253 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,753 m.

The land around Oradea is covered by artificial surfaces (56%) and cropland (20%) within 3 km, cropland (48%), trees (22%) and grassland (20%) within 16 km, and cropland (44%), trees (28%) and grassland (25%) within 80 km.

3 km
88 m
16 km
253 m
80 km
1,753 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Salonta 34 km · Debrecen 58 km · Hajdúszoboszló 60 km · Gyula 65 km · Békés 67 km · Püspökladány 68 km · Şimleu Silvaniei 70 km · Békéscsaba 74 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 Oradea (47.0458°, 21.9183°, elevation 126 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).