Deva weather in September

In September, Deva sees average daytime highs of 22°C and overnight lows near 10°C, with 62 mm of rain across 9.8 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 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 38% 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 Deva's 3rd-clearest and 8th-windiest month. For the whole year in context, see Deva's year-round climate.

Daytime high
22°
4th warmest
Overnight low
10°
9th coldest
Rainfall
62 mm
9.8 wet days
Daylight
12 h 18 min
6:13 AM – 6:32 PM
Cloud cover
54%
3rd clearest
Wind
6 km/h
8th windiest
Solar energy
3.75 kWh/m²
Travel score
6.7
out of 10

Deva is locality in Hunedoara County, Romania.

Air quality
Good
PM10 21.1 µg/m³ · 2019
Founded
1269

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 24°C in the first days to 19°C by the end.

A typical September day in Deva reaches about 22°C in the afternoon and slips back to 10°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 15°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)
12412
22412
32412
42412
52312
62312
72311
82311
92311
102311
112211
122211
132211
142211
152210
162110
172110
182110
192110
202110
212110
222010
23209
24209
25209
26209
27199
28199
29199
30198

How September really feels in Deva

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.

Deva 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 / -4°399.26.38.90.0
Feb / -2°389.15.3100.3
Mar10° / 5010.23.111.62.3
Apr16° / 6512.30.713.34.7
May20° / 10°7914.9014.75.6
Jun24° / 13°9016.2015.56.0
Jul26° / 14°8114.6015.26.1
Aug26° / 14°6311.8013.96.6
Sep22° / 10°629.8012.36.7
Oct16° / 507.90.310.75.2
Nov / 428.429.32.0
Dec / -2°469.358.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16139
26139
36139
46040
56040
66040
76040
85941
95941
105941
115842
125842
135743
145743
155644
165545
175446
185446
195347
205347
215248
225149
235149
245050
255050
265050
274951
284951
294951
304951

Chance of precipitation in September

Any precipitation

Deva gets around 62 mm of rain over 9.8 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 32% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
235
334
434
533
633
732
832
932
1032
1132
1232
1332
1432
1532
1632
1732
1832
1932
2032
2133
2232
2332
2432
2531
2630
2730
2829
2928
3027

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 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1603010
264288
366277
468266
570255
672244
773234
875223
976222
1077212
1177212
1279201
1379201
1480191
1580191
1681181
1781181
1882171
1982171
2084160
2184160
2285150
2385150
2485150
2586140
2686140
2787130
2887130
2988120
3088120

Wind in September

Winds average 6 km/h in September.

Across September, 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 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 5:54 AM to 6:31 AM, and sunset from 7:02 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:547:02
213.15:557:00
313.05:566:58
413.05:586:56
512.95:596:54
612.96:006:52
712.86:026:50
812.86:036:48
912.76:046:46
1012.66:056:44
1112.66:076:42
1212.56:086:40
1312.56:096:38
1412.46:116:36
1512.46:126:34
1612.36:136:32
1712.36:146:30
1812.26:166:28
1912.26:176:26
2012.16:186:24
2112.06:206:22
2212.06:216:20
2311.96:226:18
2411.96:246:16
2511.86:256:14
2611.86:266:12
2711.76:276:10
2811.76:296:08
2911.66:306:06
3011.56:316:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.75 kWh/m².

For context, solar energy here swings from a low near 1.11 kWh/m² to a high of 5.89 kWh/m² in June across the year — September's 3.75 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
263.3Moderate
273.2Moderate
283.2Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit Deva?

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

6.7
Sightseeing
1st-best month of the year
4.4
Beach & pool
4th-best month of the year

September is a reasonable time to visit Deva for sightseeing.

What to pack for Deva in September

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

In September, Deva sees daytime highs around 22°C and nights near 10°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Deva 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 Deva 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
Feb2Low
Mar3Moderate
Apr7Very high
May6High
Jun8Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Deva?

Deva sits at 45.9°N, 22.9°E, 196 m above sea level, in Romania. The nearest listed city is Hunedoara, 15 km away.

SebeşAlba IuliaVulcanPetrila

Topography around Deva

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

Within 3 km, the terrain around Deva has significant variations in elevation — a maximum elevation change of 508 m around an average of 260 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 889 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,375 m.

The land around Deva is covered by trees (39%) and artificial surfaces (22%) within 3 km, trees (57%) and grassland (25%) within 16 km, and trees (70%) and grassland (21%) within 80 km.

3 km
508 m
16 km
889 m
80 km
2,375 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Hunedoara 15 km · Orăştie 24 km · Brad 29 km · Cugir 37 km · Sebeş 53 km · Alba Iulia 57 km · Vulcan 62 km · Petrila 63 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 Deva (45.8833°, 22.9°, elevation 196 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).