Bosconia weather in September

In September, Bosconia sees average daytime highs of 32°C and overnight lows near 24°C, with 242 mm of rain across 26.9 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 2nd-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 1% of the time in September, and the air most often feels miserable.

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 Bosconia's 10th-clearest and 5th-windiest month. For the whole year in context, see Bosconia's year-round climate.

Daytime high
32°
10th warmest
Overnight low
24°
5th coldest
Rainfall
242 mm
26.9 wet days
Daylight
12 h 06 min
5:48 AM – 5:52 PM
Cloud cover
89%
10th clearest
Wind
5 km/h
5th windiest
Solar energy
5.18 kWh/m²
Travel score
2.3
out of 10

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 Bosconia reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, September runs about 1°C cooler 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
273124
283124
293124
303124

How September really feels in Bosconia

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
14 feel dangerously hot (≥ 39°C)
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.

Bosconia weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan36° / 24°123.111.52.7
Feb37° / 25°244.611.71.9
Mar36° / 25°7911.811.91.9
Apr34° / 25°19822.812.22.0
May32° / 24°27927.412.52.2
Jun32° / 24°21823.812.62.4
Jul33° / 24°19823.312.52.3
Aug33° / 24°22425.712.32.2
Sep32° / 24°24226.912.12.3
Oct31° / 23°23927.611.82.5
Nov31° / 23°16421.511.53.0
Dec33° / 23°6711.111.43.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 5% of September, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2793
3793
4892
5892
6892
7892
8892
9892
10892
11892
12793
13793
14694
15694
16694
17694
18694
19694
20694
21694
22694
23694
24595
25595
26595
27595
28595
29595
30595

Chance of precipitation in September

Any precipitation

Bosconia gets around 242 mm of rain over 26.9 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 89% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
188
288
388
489
589
689
789
890
990
1090
1190
1290
1390
1490
1590
1690
1790
1890
1990
2090
2190
2290
2389
2489
2589
2689
2789
2889
2989
3089

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
12278
22278
32278
42377
52377
62377
72476
82476
92575
102575
112674
122773
132773
142872
152872
162971
172971
183070
193070
203169
213169
223268
233268
243268
253268
263367
273367
283466
293466
303565

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:49 AM to 5:47 AM, and sunset from 6:01 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:496:01
212.25:496:00
312.25:496:00
412.25:495:59
512.25:495:59
612.15:495:58
712.15:495:57
812.15:495:57
912.15:495:56
1012.15:495:55
1112.15:495:55
1212.15:495:54
1312.15:495:53
1412.15:485:53
1512.15:485:52
1612.15:485:52
1712.05:485:51
1812.05:485:50
1912.05:485:50
2012.05:485:49
2112.05:485:48
2212.05:485:48
2312.05:485:47
2412.05:485:46
2512.05:485:46
2612.05:475:45
2712.05:475:44
2811.95:475:44
2911.95:475:43
3011.95:475:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.18 kWh/m².

For context, solar energy here swings from a low near 4.6 kWh/m² to a high of 6.22 kWh/m² in March across the year — September's 5.18 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Is September a good time to visit Bosconia?

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

2.3
Sightseeing
6th-best month of the year
3.7
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Bosconia.

What to pack for Bosconia in September

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

In September, Bosconia sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

UV index in Bosconia in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bosconia peaks around February 22 at about 13 (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 highFeb 22UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Bosconia 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 Bosconia is worst in March — around 62 µg/m³ PM2.5 (unhealthy), about 4.3× the cleanest month (December, 14 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateMar 1758 µg/m³Dec 1215 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb32Moderate
Mar62Unhealthy
Apr32Moderate
May26Moderate
Jun25Moderate
Jul25Moderate
Aug21Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Bosconia?

Bosconia sits at 10.0°N, 73.9°W, 84 m above sea level, in Colombia. The nearest listed city is El Copey, 21 km away.

Topography around Bosconia

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

Within 3 km, the terrain around Bosconia has only modest variations in elevation — a maximum elevation change of 101 m around an average of 85 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 700 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,106 m.

The land around Bosconia is covered by grassland (66%) within 3 km, grassland (56%) and trees (39%) within 16 km, and grassland (56%) and trees (42%) within 80 km.

3 km
101 m
16 km
700 m
80 km
4,106 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: El Copey 21 km · Ariguaní 33 km · Astrea 53 km · Nueva Granada 58 km · Fundación 69 km · Agustín Codazzi 72 km · Becerril 73 km · Chiriguaná 75 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 Bosconia (9.9711°, -73.8882°, elevation 84 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).