Ciudad Bolívar weather in September

In September, Ciudad Bolívar sees average daytime highs of 32°C and overnight lows near 24°C, with 138 mm of rain across 18.8 wet days and about 12 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Ciudad Bolívar's 3rd-clearest and 11th-windiest month. For the whole year in context, see Ciudad Bolívar's year-round climate.

Daytime high
32°
8th warmest
Overnight low
24°
7th coldest
Rainfall
138 mm
18.8 wet days
Daylight
12 hours
5:37 AM – 5:40 PM
Cloud cover
64%
3rd clearest
Wind
7 km/h
11th windiest
Solar energy
5.86 kWh/m²
Travel score
3.1
out of 10

Ciudad Bolívar is city in Bolívar, Venezuela.

Density
1,035/km²
people per km²
Founded
1764

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Ciudad Bolívar reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283324
293324
303324

How September really feels in Ciudad Bolívar

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ciudad Bolívar weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°133.111.64.3
Feb33° / 23°101.811.73.8
Mar35° / 24°122.311.93.1
Apr35° / 25°50612.22.6
May34° / 25°13915.312.42.7
Jun32° / 24°20123.212.52.8
Jul31° / 23°23325.912.42.9
Aug31° / 23°22124.912.32.8
Sep32° / 24°13818.8123.1
Oct33° / 24°10415.811.83.1
Nov33° / 24°7413.911.63.3
Dec32° / 23°378.311.54.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24753
34852
44753
54654
64555
74456
84357
94357
104258
114159
124159
134159
144159
154060
164159
174159
184258
194159
204159
214159
224258
234258
244258
254258
264357
274258
284159
294159
304060

Chance of precipitation in September

Any precipitation

Ciudad Bolívar gets around 138 mm of rain over 18.8 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 63% and peaks near 69% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
169
268
368
467
567
667
767
867
967
1067
1167
1267
1367
1466
1566
1665
1764
1863
1962
2061
2160
2259
2358
2457
2556
2655
2755
2854
2954
3054

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
117821
217821
327721
427721
527721
627622
727622
827622
927622
1027523
1127523
1227523
1327424
1417524
1517524
1617524
1727424
1827424
1927523
2027523
2137423
2237522
2347422
2447521
2557421
2657520
2757520
2867519
2967519
3067618

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over September. Sunrise moves from 5:39 AM to 5:35 AM, and sunset from 5:49 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:395:49
212.15:395:48
312.15:395:47
412.15:395:47
512.15:395:46
612.15:395:46
712.15:385:45
812.15:385:45
912.15:385:44
1012.15:385:43
1112.15:385:43
1212.15:385:42
1312.15:385:42
1412.15:375:41
1512.15:375:40
1612.05:375:40
1712.05:375:39
1812.05:375:39
1912.05:375:38
2012.05:375:37
2112.05:365:37
2212.05:365:36
2312.05:365:36
2412.05:365:35
2512.05:365:34
2612.05:365:34
2712.05:365:33
2812.05:365:33
2911.95:355:32
3011.95:355:32

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.86 kWh/m².

For context, solar energy here swings from a low near 4.71 kWh/m² to a high of 5.88 kWh/m² in April across the year — September's 5.86 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
Planning a trip in September

Hazard calendar for Ciudad Bolívar

In seasonPeak

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

Ciudad Bolívar's monsoon runs May–September, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Ciudad Bolívar?

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

3.1
Sightseeing
5th-best month of the year
5.0
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Ciudad Bolívar.

What to pack for Ciudad Bolívar in September

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

In September, Ciudad Bolívar sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Ciudad Bolívar in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ciudad Bolívar peaks around March 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 19UV 14Dec 14UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Ciudad Bolívar 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 Ciudad Bolívar is worst in April — around 27 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1626 µg/m³Nov 2012 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb19Moderate
Mar23Moderate
Apr27Moderate
May24Moderate
Jun24Moderate
Jul19Moderate
Aug15Moderate
Sep12Moderate
Oct13Moderate
Nov12Moderate
Dec13Moderate
Location & terrain

Where is Ciudad Bolívar?

Ciudad Bolívar sits at 8.1°N, 63.5°W, 73 m above sea level, in Venezuela. The nearest listed city is Soledad, 5.0 km away.

Ciudad GuayanaSan José de GuanipaEl TigreUpataTembladorLa Paragua

Topography around Ciudad Bolívar

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

Within 3 km, the terrain around Ciudad Bolívar has only modest variations in elevation — a maximum elevation change of 72 m around an average of 40 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 140 m; within 80 km, large variations in elevation — a maximum elevation change of 768 m.

The land around Ciudad Bolívar is covered by artificial surfaces (52%) and trees (26%) within 3 km, grassland (59%) and trees (23%) within 16 km, and grassland (70%) and trees (23%) within 80 km.

3 km
72 m
16 km
140 m
80 km
768 m
treesshrubsgrasslandartificial surfaceswaterwetland
September weather nearby: Soledad 5.0 km · Ciudad Piar 79 km · Ciudad Guayana 103 km · San José de Guanipa 109 km · El Tigre 115 km · Upata 126 km · Temblador 139 km · La Paragua 145 km

Venezuela travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 0% of US
price level, 2011
GDP per capita
$3,495
2025
Happiness
5.8 / 10
World Happiness, 2025
Homicide rate
12.6
per 100k, 2022
Road deaths
39
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 520
Religion
Roman Catholic 48%Protestant 32%none 14%believer 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 Ciudad Bolívar (8.1237°, -63.5469°, elevation 73 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).