Belgrade weather in September

In September, Belgrade sees average daytime highs of 24°C and overnight lows near 13°C, with 53 mm of rain across 8.1 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 22°C by the end. The sky is clear or mostly clear about 44% 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 36 min by month's end. Set against the rest of the year, September is Belgrade's 3rd-clearest and 9th-windiest month. For the whole year in context, see Belgrade's year-round climate.

Daytime high
24°
4th warmest
Overnight low
13°
9th coldest
Rainfall
53 mm
8.1 wet days
Daylight
12 h 18 min
5:23 AM – 5:42 PM
Cloud cover
50%
3rd clearest
Wind
10 km/h
9th windiest
Solar energy
4.01 kWh/m²
Travel score
7.2
out of 10

Belgrade is capital of Serbia.

Air quality
Elevated
PM2.5 22.7 µg/m³ · 2016
Density
3,538/km²
people per km²
Founded
~201 BCE

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 26°C in the first days to 22°C by the end.

A typical September day in Belgrade reaches about 24°C in the afternoon and slips back to 13°C overnight — a 11°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, 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)
12715
22715
32615
42615
52615
62615
72615
82614
92514
102514
112514
122514
132514
142414
152414
162413
172413
182413
192313
202313
212313
222313
232312
242312
252212
262212
272212
282212
292212
302211

How September really feels in Belgrade

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.

Belgrade weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°449.14.190.0
Feb / -1°438.73.510.10.9
Mar13° / 5210.21.811.63.5
Apr18° / 5610.50.113.25.7
May23° / 13°6811.6014.66.6
Jun27° / 16°7411015.36.3
Jul29° / 18°67100155.7
Aug29° / 18°527.8013.95.9
Sep24° / 13°538.1012.37.2
Oct18° / 497.5010.76.2
Nov12° / 488.21.39.43.1
Dec / -0°519.33.18.70.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% 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 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16733
26634
36535
46535
56436
66337
76337
86238
96139
106139
116040
126040
136040
146040
155941
165941
175842
185842
195842
205743
215644
225644
235644
245644
255545
265545
275644
285644
295644
305545

Chance of precipitation in September

Any precipitation

Belgrade gets around 53 mm of rain over 8.1 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 27% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
125
225
325
425
525
625
725
826
926
1026
1126
1226
1327
1427
1527
1627
1728
1828
1928
2028
2128
2228
2328
2428
2528
2628
2727
2827
2926
3026

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 58% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13839203
24039192
34239172
44439161
54539151
64739131
74839131
84939120
95039110
105238100
115238100
125337100
13553690
14553690
15563590
16583480
17593380
18603280
19623170
20633070
21642970
22662860
23672760
24692650
25702550
26712540
27722440
28732430
29732430
30752320

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over September. Sunrise moves from 5:05 AM to 5:41 AM, and sunset from 6:11 PM to 5:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:056:11
213.05:066:09
313.05:076:07
412.95:096:05
512.95:106:03
612.85:116:01
712.85:125:59
812.75:135:57
912.75:155:55
1012.65:165:53
1112.65:175:52
1212.55:185:50
1312.55:205:48
1412.45:215:46
1512.45:225:44
1612.35:235:42
1712.35:245:40
1812.25:265:38
1912.15:275:36
2012.15:285:34
2112.05:295:32
2212.05:315:30
2311.95:325:28
2411.95:335:26
2511.85:345:24
2611.85:365:22
2711.75:375:20
2811.75:385:18
2911.65:395:16
3011.65:415:14

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.01 kWh/m².

For context, solar energy here swings from a low near 1.2 kWh/m² to a high of 6.06 kWh/m² in June across the year — September's 4.01 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.4Bright
94.3Bright
104.3Bright
114.3Bright
124.2Bright
134.1Bright
144.1Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.7Moderate
223.7Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.4Moderate
Planning a trip in September

Is September a good time to visit Belgrade?

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

7.2
Sightseeing
1st-best month of the year
6.1
Beach & pool
4th-best month of the year

September is one of the better times to visit Belgrade for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Belgrade in September

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

In September, Belgrade sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes and rain gear. About 8 days see rain.

light clothesrain gear

UV index in Belgrade 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 Belgrade peaks around July 12 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 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 highHighModerateLowJul 12UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr7Very high
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Belgrade 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 Belgrade is worst in June — around 27 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 17 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Belgrade's WHO annual average of 22.7 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1327 µg/m³Dec 1617 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb20Moderate
Mar25Moderate
Apr26Moderate
May26Moderate
Jun27Moderate
Jul24Moderate
Aug23Moderate
Sep21Moderate
Oct24Moderate
Nov19Moderate
Dec17Moderate
Location & terrain

Where is Belgrade?

Belgrade sits at 44.8°N, 20.5°E, 120 m above sea level, in Serbia. The nearest listed city is Zemun, 7.0 km away.

Nova PazovaObrenovacStara PazovaSmederevoInđija

Topography around Belgrade

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

Within 3 km, the terrain around Belgrade has only modest variations in elevation — a maximum elevation change of 160 m around an average of 112 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 443 m; within 80 km, large variations in elevation — a maximum elevation change of 1,120 m.

The land around Belgrade is covered by artificial surfaces (65%) and trees (23%) within 3 km, trees (34%) and cropland (29%) within 16 km, and cropland (55%) and trees (28%) within 80 km.

3 km
160 m
16 km
443 m
80 km
1,120 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Zemun 7.0 km · Sremčica 15 km · Pančevo 16 km · Nova Pazova 25 km · Obrenovac 27 km · Stara Pazova 31 km · Smederevo 40 km · Inđija 41 km

Serbia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 45% of US
price level, 2025
GDP per capita
$15,262
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
75%
of population, 2024
Homicide rate
1.3
per 100k, 2023
Road deaths
7.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 579
Religion
Serbian Orthodox 81%unknown 5%Islam 4%Catholic 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 Belgrade (44.804°, 20.4651°, elevation 120 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).