Cumaná weather in September

In September, Cumaná sees average daytime highs of 28°C and overnight lows near 26°C, with 71 mm of rain across 18.9 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°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 Cumaná's 10th-clearest and 12th-windiest month. For the whole year in context, see Cumaná's year-round climate.

Daytime high
28°
1st warmest
Overnight low
26°
12th coldest
Rainfall
71 mm
18.9 wet days
Daylight
12 h 06 min
5:39 AM – 5:43 PM
Cloud cover
66%
10th clearest
Wind
12 km/h
12th windiest
Solar energy
6.05 kWh/m²
Travel score
5.0
out of 10

Cumaná is capital city of Sucre, Venezuela.

Density
678/km²
people per km²
Founded
1502

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 28°C through the month.

A typical September day in Cumaná reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826

Cumaná weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 23°71.811.58.3
Feb26° / 23°30.911.78.5
Mar26° / 24°14211.98.1
Apr27° / 24°163.812.27.4
May27° / 25°296.612.56.8
Jun27° / 25°389.612.66.3
Jul27° / 25°6215.412.65.7
Aug27° / 25°9020.612.34.9
Sep28° / 26°7118.912.15.0
Oct28° / 26°5917.611.85.2
Nov27° / 25°4913.711.55.8
Dec27° / 24°185.811.47.4

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 18% of September, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54555
64456
74456
84258
94258
104159
114159
124060
133862
143862
153763
163862
173763
183763
193862
203763
213862
223862
233763
243763
253763
263862
273862
283862
293862
303862

Chance of precipitation in September

Any precipitation

Cumaná gets around 71 mm of rain over 18.9 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 62% and peaks near 65% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
161
261
361
461
562
662
763
863
964
1064
1165
1265
1365
1465
1565
1665
1765
1864
1964
2063
2163
2262
2361
2461
2560
2660
2759
2859
2959
3059

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 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1919
2919
3919
4919
59010
69010
79010
89010
98911
108911
118911
128812
138812
148812
158812
168812
178812
188812
198812
208812
218911
228911
238911
248911
258911
268911
279010
289010
299010
309010

Wind in September

Winds average 12 km/h in September, the calmest month.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

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 5:40 AM to 5:38 AM, and sunset from 5:53 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:405:53
212.25:405:52
312.25:405:51
412.25:405:51
512.25:405:50
612.25:405:49
712.15:405:49
812.15:405:48
912.15:405:47
1012.15:405:47
1112.15:405:46
1212.15:405:45
1312.15:405:45
1412.15:395:44
1512.15:395:43
1612.15:395:43
1712.05:395:42
1812.05:395:41
1912.05:395:41
2012.05:395:40
2112.05:395:39
2212.05:395:39
2312.05:395:38
2412.05:395:37
2512.05:395:37
2612.05:395:36
2711.95:395:35
2811.95:395:35
2911.95:395:34
3011.95:385:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.05 kWh/m².

For context, solar energy here swings from a low near 5.11 kWh/m² to a high of 6.48 kWh/m² in March across the year — September's 6.05 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
Planning a trip in September

Is September a good time to visit Cumaná?

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

5.0
Sightseeing
11th-best month of the year
5.3
Beach & pool
11th-best month of the year

September is a reasonable time to visit Cumaná for sightseeing.

What to pack for Cumaná in September

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

In September, Cumaná sees daytime highs around 28°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Cumaná in September

The nearest coast averages about 28°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in September at about 28°C and coldest in February near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb24Warm
Mar24Warm
Apr25Warm
May25Warm
Jun26Warm
Jul26Warm
Aug27Warm
Sep28Tropical
Oct28Warm
Nov27Warm
Dec26Warm

UV index in Cumaná 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 Cumaná peaks around March 23 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 23UV 14Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Cumaná 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 Cumaná is worst in September — around 47 µg/m³ PM2.5 (poor), about 3.3× the cleanest month (January, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1646 µg/m³Jan 1615 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb18Moderate
Mar23Moderate
Apr32Moderate
May36Poor
Jun37Poor
Jul43Poor
Aug38Poor
Sep47Poor
Oct37Poor
Nov30Moderate
Dec18Moderate
Location & terrain

Where is Cumaná?

Cumaná sits at 10.5°N, 64.2°W, 19 m above sea level, in Venezuela. The nearest listed city is Araya, 15 km away.

Topography around Cumaná

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

Within 3 km, the terrain around Cumaná has only modest variations in elevation — a maximum elevation change of 113 m around an average of 8 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 574 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,572 m.

The land around Cumaná is covered by artificial surfaces (48%) and water (39%) within 3 km, water (48%) and shrubs (27%) within 16 km, and water (46%) and trees (35%) within 80 km.

3 km
113 m
16 km
574 m
80 km
2,572 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetland
September weather nearby: Araya 15 km · Cumanacoa 37 km · Punta de Piedras 49 km · Puerto La Cruz 57 km · La Guardia 62 km · Lecherías 64 km · Porlamar 64 km · San Juan Bautista 66 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 Cumaná (10.4639°, -64.1786°, elevation 19 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).