Zaječar weather in September

In September, Zaječar sees average daytime highs of 23°C and overnight lows near 12°C, with 50 mm of rain across 7.2 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 10th-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 47% 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 Zaječar's 3rd-clearest and 8th-windiest month. For the whole year in context, see Zaječar's year-round climate.

Daytime high
23°
4th warmest
Overnight low
12°
9th coldest
Rainfall
50 mm
7.2 wet days
Daylight
12 h 18 min
5:16 AM – 5:34 PM
Cloud cover
46%
3rd clearest
Wind
8 km/h
8th windiest
Solar energy
4.13 kWh/m²
Travel score
7.4
out of 10

Zaječar is city in Serbia.

Density
47/km²
people per km²

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 Zaječar 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 29°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12614
22614
32614
42514
52513
62513
72513
82413
92413
102413
112413
122412
132412
142312
152312
162312
172312
182312
192211
202211
212211
222211
232111
242111
252111
262110
272110
282010
292010
302010

How September really feels in Zaječar

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.

Zaječar weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°529.16.79.10.0
Feb / -2°478.55.310.20.4
Mar11° / 599.53.511.62.8
Apr17° / 6010.30.413.25.2
May22° / 11°6211014.56.5
Jun26° / 15°6111015.26.7
Jul28° / 16°559.2014.96.3
Aug28° / 16°427.1013.86.6
Sep23° / 12°507.2012.37.4
Oct16° / 558.10.310.85.3
Nov / 588.92.79.51.9
Dec / -2°609.45.18.80.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% 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 37%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17327
27228
37129
47030
57030
66931
76733
86733
96634
106634
116436
126436
136337
146337
156238
166238
176238
186139
196139
206040
216040
225941
235941
245941
255842
265941
275842
285842
295743
305743

Chance of precipitation in September

Any precipitation

Zaječar gets around 50 mm of rain over 7.2 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 24% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
122
222
322
422
522
622
722
822
922
1022
1122
1222
1322
1423
1523
1623
1724
1824
1925
2025
2125
2226
2326
2426
2526
2627
2727
2827
2927
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 69% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1543511
2563410
358339
460328
561318
662317
764306
864306
966295
1066295
1166295
1267285
1368284
1468284
1569274
1669274
1769274
1871263
1971263
2072253
2172253
2274242
2374242
2475232
2575232
2676222
2778211
2878211
2979201
3080191

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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 4:59 AM to 5:33 AM, and sunset from 6:03 PM to 5:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.14:596:03
213.05:006:01
313.05:015:59
412.95:025:57
512.95:035:55
612.85:055:53
712.85:065:51
812.75:075:49
912.75:085:48
1012.65:095:46
1112.65:105:44
1212.55:125:42
1312.55:135:40
1412.45:145:38
1512.35:155:36
1612.35:165:34
1712.25:185:32
1812.25:195:30
1912.15:205:28
2012.15:215:26
2112.05:225:25
2212.05:235:23
2311.95:255:21
2411.95:265:19
2511.85:275:17
2611.85:285:15
2711.75:295:13
2811.75:315:11
2911.65:325:09
3011.65:335:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.13 kWh/m².

For context, solar energy here swings from a low near 1.3 kWh/m² to a high of 6.37 kWh/m² in June across the year — September's 4.13 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.8Bright
44.8Bright
54.7Bright
64.7Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.4Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.1Bright
174.0Bright
184.0Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.3Moderate
Planning a trip in September

Is September a good time to visit Zaječar?

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

7.4
Sightseeing
1st-best month of the year
5.6
Beach & pool
4th-best month of the year

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

What to pack for Zaječar in September

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

In September, Zaječar sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes. About 7 days see rain.

light clothes

UV index in Zaječar 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 Zaječar peaks around July 11 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 highHighModerateLowJul 11UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr8Very high
May6High
Jun8Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Zaječar?

Zaječar sits at 43.9°N, 22.3°E, 130 m above sea level, in Serbia. The nearest listed city is Bor, 23 km away.

KnjazevacNegotinSokobanjaVidinCalafatNišĆuprija

Topography around Zaječar

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

Within 3 km, the terrain around Zaječar has only modest variations in elevation — a maximum elevation change of 166 m around an average of 167 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 587 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,116 m.

The land around Zaječar is covered by grassland (33%), trees (28%) and artificial surfaces (23%) within 3 km, trees (50%) and grassland (29%) within 16 km, and trees (56%) and cropland (24%) within 80 km.

3 km
166 m
16 km
587 m
80 km
2,116 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Bor 23 km · Knjazevac 38 km · Negotin 42 km · Sokobanja 43 km · Vidin 50 km · Calafat 54 km · Niš 71 km · Ćuprija 72 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 Zaječar (43.9036°, 22.2641°, elevation 130 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).