Puerto Boyacá weather in September

In September, Puerto Boyacá sees average daytime highs of 35°C and overnight lows near 24°C, with 133 mm of rain across 20.2 wet days and about 12 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 3% of the time in September, and the air most often feels oppressive.

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 Puerto Boyacá's 8th-clearest and 3rd-windiest month. For the whole year in context, see Puerto Boyacá's year-round climate.

Daytime high
35°
6th warmest
Overnight low
24°
5th coldest
Rainfall
133 mm
20.2 wet days
Daylight
12 hours
5:52 AM – 5:54 PM
Cloud cover
84%
8th clearest
Wind
5 km/h
3rd windiest
Solar energy
5.92 kWh/m²
Travel score
1.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical September day in Puerto Boyacá reaches about 35°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, September runs about 2°C cooler than August and about 2°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13624
23624
33624
43624
53624
63624
73624
83624
93624
103524
113524
123524
133524
143524
153524
163524
173524
183524
193524
203524
213524
223524
233524
243524
253524
263524
273524
283424
293424
303424

How September really feels in Puerto Boyacá

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
29 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.

Puerto Boyacá weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan35° / 24°5211.311.72.4
Feb36° / 24°6011.811.81.9
Mar35° / 24°12719.9121.8
Apr34° / 24°15623.412.11.8
May35° / 24°14120.912.31.9
Jun36° / 24°7112.712.31.7
Jul37° / 25°5810.412.31.4
Aug37° / 25°7912.612.21.4
Sep35° / 24°13320.2121.7
Oct34° / 23°16925.111.92.0
Nov33° / 23°13923.711.72.4
Dec34° / 23°7816.411.72.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11387
21486
31486
41486
51387
61387
71387
81387
91288
101288
111288
121288
131189
141189
151189
161090
171090
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
291090
301090

Chance of precipitation in September

Any precipitation

Puerto Boyacá gets around 133 mm of rain over 20.2 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 67% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
158
258
359
459
560
661
761
862
963
1063
1164
1265
1365
1466
1566
1667
1768
1868
1969
2070
2170
2271
2372
2472
2573
2674
2774
2875
2975
3076

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
121128590
221027610
32927620
42927620
51827640
61726660
71726660
81625680
91625680
101524700
111423720
121422730
131421740
141320760
150319780
160218800
170217810
180216820
190215830
200114850
210113860
220113860
230112870
240011890
250011890
260010891
270010891
280010891
290010891
300010891

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 4 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
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 5:55 AM to 5:49 AM, and sunset from 6:02 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:556:02
212.15:546:01
312.15:546:01
412.15:546:00
512.15:545:59
612.15:545:59
712.15:545:58
812.15:535:58
912.15:535:57
1012.15:535:57
1112.15:535:56
1212.15:535:56
1312.05:525:55
1412.05:525:55
1512.05:525:54
1612.05:525:54
1712.05:515:53
1812.05:515:53
1912.05:515:52
2012.05:515:51
2112.05:515:51
2212.05:505:50
2312.05:505:50
2412.05:505:49
2512.05:505:49
2612.05:505:48
2712.05:505:48
2812.05:495:47
2912.05:495:47
3012.05:495:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.92 kWh/m².

For context, solar energy here swings from a low near 4.94 kWh/m² to a high of 6.08 kWh/m² in August across the year — September's 5.92 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Bright
106.0Bright
116.0Bright
126.0Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Is September a good time to visit Puerto Boyacá?

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

1.7
Sightseeing
9th-best month of the year
3.8
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Puerto Boyacá.

What to pack for Puerto Boyacá in September

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

In September, Puerto Boyacá sees daytime highs around 35°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Puerto Boyacá 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 Puerto Boyacá peaks around February 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 22UV 13Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Puerto Boyacá 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 Puerto Boyacá is worst in March — around 38 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (November, 17 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateMar 1637 µg/m³Nov 1617 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb28Moderate
Mar38Poor
Apr27Moderate
May22Moderate
Jun20Moderate
Jul18Moderate
Aug22Moderate
Sep19Moderate
Oct18Moderate
Nov17Moderate
Dec18Moderate
Location & terrain

Where is Puerto Boyacá?

Puerto Boyacá sits at 6.0°N, 74.6°W, 145 m above sea level, in Colombia. The nearest listed city is Puerto Triunfo, 13 km away.

Topography around Puerto Boyacá

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

Within 3 km, the terrain around Puerto Boyacá has only modest variations in elevation — a maximum elevation change of 81 m around an average of 149 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 224 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,201 m.

The land around Puerto Boyacá is covered by grassland (47%) and trees (28%) within 3 km, grassland (57%) and trees (39%) within 16 km, and trees (67%) and grassland (32%) within 80 km.

3 km
81 m
16 km
224 m
80 km
3,201 m
treesgrasslandartificial surfaceswater
September weather nearby: Puerto Triunfo 13 km · Puerto Salgar 58 km · La Dorada 59 km · Puerto Berrío 61 km · Santuario 77 km · Cimitarra 80 km · Carmen de Viboral 84 km · Sonsón 86 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 Puerto Boyacá (5.976°, -74.5852°, elevation 145 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).