Patía weather in September

In September, Patía sees average daytime highs of 27°C and overnight lows near 17°C, with 320 mm of rain across 23.3 wet days and about 12 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 4% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Patía's 6th-clearest and 2nd-windiest month. For the whole year in context, see Patía's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
17°
4th coldest
Rainfall
320 mm
23.3 wet days
Daylight
12 hours
6:02 AM – 6:03 PM
Cloud cover
83%
6th clearest
Wind
3 km/h
2nd windiest
Solar energy
5.08 kWh/m²
Travel score
4.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Patía reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12817
22817
32817
42817
52817
62817
72817
82817
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302617

Patía weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 17°42628.211.93.9
Feb25° / 17°41825.411.93.8
Mar25° / 17°54629.4123.7
Apr25° / 17°59329123.5
May26° / 17°53628.712.13.7
Jun26° / 17°33423.312.14.3
Jul27° / 17°20217.512.15.2
Aug28° / 17°16915.512.15.3
Sep27° / 17°32023.3124.2
Oct26° / 17°47329123.7
Nov24° / 17°56228.911.93.6
Dec25° / 17°5452911.93.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% 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 88%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11783
21783
31783
41783
51783
61882
71684
81684
91684
101585
111585
121486
131387
141288
151288
161189
171189
181090
19991
20991
21991
22892
23892
24892
25892
26892
27892
28991
29892
30892

Chance of precipitation in September

Any precipitation

Patía gets around 320 mm of rain over 23.3 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 78% and peaks near 89% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
166
266
367
467
568
669
770
871
972
1073
1174
1275
1376
1477
1578
1679
1780
1881
1982
2083
2184
2285
2385
2486
2587
2687
2788
2888
2988
3089

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1114147
2114148
3104149
4104050
594051
683953
783953
873855
973756
1063757
1163559
1253461
1353362
1443264
1543066
1632968
1732869
1832770
1922672
2022573
2122474
2212376
2312277
2412277
2512178
2612079
2712079
2801981
2901981
3001882

Wind in September

Winds average 3 km/h in September.

Across September, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm

Sunrise & sunset in September

DaylightNight

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

Days grow by about 0 minutes over September. Sunrise moves from 6:07 AM to 5:58 AM, and sunset from 6:09 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:076:09
212.06:066:09
312.06:066:08
412.06:066:08
512.06:066:08
612.06:056:07
712.06:056:07
812.06:056:06
912.06:046:06
1012.06:046:05
1112.06:046:05
1212.06:036:05
1312.06:036:04
1412.06:036:04
1512.06:036:03
1612.06:026:03
1712.06:026:02
1812.06:026:02
1912.06:016:02
2012.06:016:01
2112.06:016:01
2212.06:006:00
2312.06:006:00
2412.06:005:59
2512.05:595:59
2612.05:595:59
2712.05:595:58
2812.05:595:58
2912.05:585:57
3012.05:585:57

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.08 kWh/m².

For context, solar energy here swings from a low near 4.17 kWh/m² to a high of 5.13 kWh/m² in August across the year — September's 5.08 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in September

Is September a good time to visit Patía?

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

4.2
Sightseeing
4th-best month of the year
4.3
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Patía for sightseeing.

What to pack for Patía in September

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

In September, Patía sees daytime highs around 27°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Patía 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 Patía peaks around February 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 10 at about 12 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 18UV 16Aug 10UV 12
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar15Extreme
Apr14Extreme
May14Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Patía 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 Patía is worst in March — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1716 µg/m³Nov 1812 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar17Moderate
Apr15Moderate
May14Moderate
Jun12Moderate
Jul12Moderate
Aug14Moderate
Sep15Moderate
Oct13Moderate
Nov12Good
Dec12Moderate
Location & terrain

Where is Patía?

Patía sits at 2.1°N, 77.1°W, 910 m above sea level, in Colombia. The nearest listed city is Balboa, 18 km away.

Topography around Patía

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

Within 3 km, the terrain around Patía has only modest variations in elevation — a maximum elevation change of 202 m around an average of 651 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,844 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,613 m.

The land around Patía is covered by grassland (65%) and trees (35%) within 3 km, grassland (56%) and trees (43%) within 16 km, and trees (78%) and grassland (22%) within 80 km.

3 km
202 m
16 km
1,844 m
80 km
4,613 m
treesgrasslandwater
September weather nearby: Balboa 18 km · La Unión 52 km · Villa Rica 54 km · Popayán 64 km · San Lorenzo 65 km · Providencia 72 km · Buesaco 77 km · Piendamo 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 Patía (2.069°, -77.0527°, elevation 910 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).