Barbosa weather in September

In September, Barbosa sees average daytime highs of 25°C and overnight lows near 14°C, with 127 mm of rain across 18.6 wet days and about 12 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 2% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Barbosa's 7th-clearest and 3rd-windiest month. For the whole year in context, see Barbosa's year-round climate.

Daytime high
25°
3rd warmest
Overnight low
14°
6th coldest
Rainfall
127 mm
18.6 wet days
Daylight
12 hours
5:55 AM – 5:57 PM
Cloud cover
89%
7th clearest
Wind
4 km/h
3rd windiest
Solar energy
5.71 kWh/m²
Travel score
5.1
out of 10
Air quality
Moderate
PM2.5 10.5 µg/m³ · 2019

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 25°C through the month.

A typical September day in Barbosa reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12514
22514
32514
42514
52514
62514
72514
82514
92514
102514
112514
122514
132514
142514
152514
162514
172514
182514
192414
202414
212414
222414
232414
242414
252414
262414
272414
282414
292414
302414

Barbosa weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 13°9418.111.75.4
Feb23° / 14°11920.611.84.8
Mar23° / 14°20826.3124.2
Apr23° / 14°25425.512.14.0
May24° / 14°21824.312.34.4
Jun24° / 14°8215.312.45.5
Jul25° / 14°5410.412.36.3
Aug25° / 14°6511.612.26.0
Sep25° / 14°12718.6125.1
Oct23° / 14°25226.111.94.1
Nov23° / 14°26126.611.73.9
Dec23° / 14°14420.811.64.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 4% of September, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1892
2892
3892
4892
5892
6892
7793
8793
9793
10793
11595
12595
13595
14595
15595
16595
17496
18496
19496
20496
21496
22496
23496
24496
25496
26496
27496
28496
29496
30496

Chance of precipitation in September

Any precipitation

Barbosa gets around 127 mm of rain over 18.6 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 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
148
248
349
449
550
651
752
853
954
1055
1157
1258
1359
1460
1561
1663
1764
1865
1966
2067
2168
2269
2370
2471
2572
2673
2773
2874
2974
3075

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
125723
224733
324733
423743
522753
621763
720773
819783
917794
1016804
1115814
1214815
1313825
1412835
1511845
1610846
179856
189856
198866
207876
217876
226886
236877
245887
255887
265878
275878
285869
294879
3048610

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over September. Sunrise moves from 5:57 AM to 5:52 AM, and sunset from 6:05 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:576:05
212.15:576:04
312.15:576:04
412.15:576:03
512.15:576:03
612.15:566:02
712.15:566:02
812.15:566:01
912.15:566:01
1012.15:566:00
1112.15:565:59
1212.15:555:59
1312.15:555:58
1412.05:555:58
1512.05:555:57
1612.05:555:57
1712.05:545:56
1812.05:545:56
1912.05:545:55
2012.05:545:54
2112.05:545:54
2212.05:535:53
2312.05:535:53
2412.05:535:52
2512.05:535:52
2612.05:535:51
2712.05:535:51
2812.05:525:50
2912.05:525:50
3012.05:525:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.71 kWh/m².

For context, solar energy here swings from a low near 4.4 kWh/m² to a high of 6.2 kWh/m² in August across the year — September's 5.71 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Bright
66.0Bright
76.0Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.6Bright
195.6Bright
205.6Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.4Bright
265.4Bright
275.4Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Is September a good time to visit Barbosa?

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

5.1
Sightseeing
5th-best month of the year
4.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit Barbosa for sightseeing.

What to pack for Barbosa in September

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

In September, Barbosa sees daytime highs around 25°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 19 days see rain.

rain gearlight clothessun protection

UV index in Barbosa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barbosa peaks around March 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 12 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 10UV 16Dec 13UV 12
UV index (midday)Level
Jan13Extreme
Feb16Extreme
Mar16Extreme
Apr13Extreme
May14Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Barbosa 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 Barbosa is worst in March — around 24 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (November, 7 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Barbosa's WHO annual average of 10.5 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 1622 µg/m³Nov 117 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb14Moderate
Mar24Moderate
Apr13Moderate
May9Good
Jun8Good
Jul9Good
Aug9Good
Sep8Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Barbosa?

Barbosa sits at 6.4°N, 75.3°W, 1,297 m above sea level, in Colombia. The nearest listed city is San Vicente, 17 km away.

Topography around Barbosa

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

Within 3 km, the terrain around Barbosa has large variations in elevation — a maximum elevation change of 955 m around an average of 1,505 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,673 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,438 m.

The land around Barbosa is covered by grassland (49%) and trees (46%) within 3 km, grassland (60%) and trees (39%) within 16 km, and trees (61%) and grassland (38%) within 80 km.

3 km
955 m
16 km
1,673 m
80 km
3,438 m
treesgrasslandartificial surfaceswater
September weather nearby: San Vicente 17 km · Copacabana 22 km · Santa Rosa de Osos 27 km · Bello 27 km · Marinilla 29 km · Rionegro 32 km · Medellin 34 km · Santuario 34 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 Barbosa (6.4381°, -75.3314°, elevation 1,297 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).