Changuinola weather in September

In September, Changuinola sees average daytime highs of 30°C and overnight lows near 25°C, with 260 mm of rain across 28.5 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°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 Changuinola's 7th-clearest and 12th-windiest month. For the whole year in context, see Changuinola's year-round climate.

Daytime high
30°
1st warmest
Overnight low
25°
10th coldest
Rainfall
260 mm
28.5 wet days
Daylight
12 h 06 min
6:23 AM – 6:26 PM
Cloud cover
88%
7th clearest
Wind
5 km/h
12th windiest
Solar energy
4.71 kWh/m²
Travel score
2.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Changuinola reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
302925

How September really feels in Changuinola

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
heat index over the day's high
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.

Changuinola weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°20621.411.54.9
Feb28° / 23°15019.211.74.8
Mar28° / 23°1482211.94.3
Apr29° / 24°16722.812.23.7
May30° / 25°35328.112.42.9
Jun30° / 25°35129.112.52.7
Jul29° / 25°42430.112.52.8
Aug29° / 25°32929.812.32.7
Sep30° / 25°26028.512.12.8
Oct29° / 25°31328.811.82.9
Nov28° / 24°41226.811.63.3
Dec28° / 23°32424.511.54.1

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 6% of September, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5793
6793
7793
8793
9793
10694
11694
12694
13694
14694
15694
16793
17793
18793
19793
20793
21793
22793
23793
24793
25793
26793
27694
28694
29694
30694

Chance of precipitation in September

Any precipitation

Changuinola gets around 260 mm of rain over 28.5 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 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
194
294
394
494
594
695
795
895
995
1095
1195
1295
1395
1495
1595
1695
1795
1895
1995
2095
2194
2294
2394
2494
2594
2694
2793
2893
2993
3093

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
15446
25446
35347
45347
55347
65248
75248
85248
95149
105149
115050
124951
134951
144852
154753
164753
174654
184654
194654
204654
214555
224555
234555
244555
254555
264555
274555
284555
294654
304654

Wind in September

Winds average 5 km/h in September, the calmest month.

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 6:24 AM to 6:22 AM, and sunset from 6:35 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:246:35
212.26:246:35
312.26:246:34
412.26:246:33
512.16:246:33
612.16:246:32
712.16:246:32
812.16:246:31
912.16:246:30
1012.16:236:30
1112.16:236:29
1212.16:236:28
1312.16:236:28
1412.16:236:27
1512.16:236:27
1612.16:236:26
1712.06:236:25
1812.06:236:25
1912.06:236:24
2012.06:226:23
2112.06:226:23
2212.06:226:22
2312.06:226:21
2412.06:226:21
2512.06:226:20
2612.06:226:20
2712.06:226:19
2811.96:226:18
2911.96:226:18
3011.96:226:17

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.71 kWh/m².

For context, solar energy here swings from a low near 3.71 kWh/m² to a high of 5.44 kWh/m² in March across the year — September's 4.71 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
Planning a trip in September

Is September a good time to visit Changuinola?

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

2.8
Sightseeing
9th-best month of the year
3.7
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Changuinola.

What to pack for Changuinola in September

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

In September, Changuinola sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Changuinola in September

The nearest coast averages about 29°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 25 km away) is warmest in September at about 29°C and coldest in January near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Changuinola 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 Changuinola peaks around March 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 19UV 13Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Changuinola 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 Changuinola is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1418 µg/m³Nov 226 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar9Good
Apr13Moderate
May17Moderate
Jun16Moderate
Jul18Moderate
Aug15Moderate
Sep11Good
Oct10Good
Nov6Good
Dec7Good
Location & terrain

Where is Changuinola?

Changuinola sits at 9.4°N, 82.5°W, 12 m above sea level, in Panama. The nearest listed city is Bocas del Toro, 32 km away.

Puerto ViejoBoqueteLa ConcepciónDavidPedregal

Topography around Changuinola

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

Within 3 km, the terrain around Changuinola has only modest variations in elevation — a maximum elevation change of 109 m around an average of 10 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 709 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,491 m.

The land around Changuinola is covered by trees (82%) within 3 km, trees (67%) within 16 km, and trees (58%) and water (38%) within 80 km.

3 km
109 m
16 km
709 m
80 km
3,491 m
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Bocas del Toro 32 km · Puerto Viejo 36 km · Boquete 73 km · Puerto Limón 84 km · La Concepción 102 km · David 112 km · Pedregal 118 km · San Isidro 129 km

Panama travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
110 V · 60 Hz
Prices
≈ 45% of US
price level, 2025
GDP per capita
$19,790
2025
Happiness
6.5 / 10
World Happiness, 2025
Homicide rate
11.7
per 100k, 2023
Road deaths
13.9
per 100k/yr, 2019
Income group
High
World Bank
English
Low
EF EPI 491
Religion
Evangelical 55%Roman Catholic 33%none 10%

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 Changuinola (9.43°, -82.52°, elevation 12 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).