Concordia weather in September

In September, Concordia sees average daytime highs of 26°C and overnight lows near 16°C, with 261 mm of rain across 29.4 wet days and about 12 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 0% 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 Concordia's 8th-clearest and 1st-windiest month. For the whole year in context, see Concordia's year-round climate.

Daytime high: 26°; 3rd warmest
Overnight low: 16°; 8th coldest
Rainfall: 261 mm; 29.4 wet days
Daylight: 12 hours; 5:57 AM – 5:59 PM
Cloud cover: 90%; 8th clearest
Wind: 3 km/h; 1st windiest
Solar energy: 5.03 kWh/m²
Travel score: 3.4; out of 10

← August Concordia year-round climate October →Best places to visit in September

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Concordia reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	25	25	25	25	25	25	25	25	25	25	25
Avg low (°C)	15	15	15	15	15	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16

	Avg high (°C)	Avg low (°C)
1	26	15
2	26	15
3	26	15
4	26	15
5	26	15
6	26	16
7	26	16
8	26	16
9	26	16
10	26	16
11	26	16
12	26	16
13	26	16
14	26	16
15	26	16
16	26	16
17	26	16
18	26	16
19	26	16
20	25	16
21	25	16
22	25	16
23	25	16
24	25	16
25	25	16
26	25	16
27	25	16
28	25	16
29	25	16
30	25	16

Concordia weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	25° / 15°	141	23.5	11.7	4.6
Feb	25° / 16°	156	23.8	11.8	4.2
Mar	25° / 16°	225	29.4	12	3.7
Apr	25° / 16°	283	29.1	12.1	3.5
May	25° / 16°	328	30.2	12.3	3.5
Jun	25° / 16°	177	27.7	12.3	3.7
Jul	26° / 15°	154	28.5	12.3	3.7
Aug	26° / 16°	199	29.8	12.2	3.5
Sep	26° / 16°	261	29.4	12	3.4
Oct	24° / 16°	347	30.3	11.9	3.6
Nov	24° / 16°	329	28.9	11.7	3.6
Dec	24° / 15°	202	26.5	11.7	4.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 3% of September, with mostly cloudy or overcast conditions the remaining 97%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	4	4	4	4	4	4	4	4	4	3	3	3	3	3	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2
Cloudier (%)	96	96	96	96	96	96	96	96	96	97	97	97	97	97	97	97	97	98	98	98	98	98	98	98	98	98	98	98	98	98

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	4	96
9	4	96
10	3	97
11	3	97
12	3	97
13	3	97
14	3	97
15	3	97
16	3	97
17	3	97
18	2	98
19	2	98
20	2	98
21	2	98
22	2	98
23	2	98
24	2	98
25	2	98
26	2	98
27	2	98
28	2	98
29	2	98
30	2	98

Chance of precipitation in September

Any precipitation

Concordia gets around 261 mm of rain over 29.4 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 98% and peaks near 98% on the wettest days.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	97	97	97	97	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	97

	Rain chance (%)
1	97
2	97
3	97
4	97
5	98
6	98
7	98
8	98
9	98
10	98
11	98
12	98
13	98
14	98
15	98
16	98
17	98
18	98
19	98
20	98
21	98
22	98
23	98
24	98
25	98
26	98
27	98
28	98
29	98
30	97

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 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Dry (%)	2	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Comfortable (%)	69	70	69	68	67	66	64	63	62	61	59	58	56	54	52	51	49	47	46	44	43	41	40	38	37	36	35	34	33	32
Humid (%)	29	29	30	31	32	33	35	36	37	39	41	42	44	46	48	49	51	53	54	56	57	59	60	62	63	64	65	66	67	68

	Dry (%)	Comfortable (%)	Humid (%)
1	2	69	29
2	1	70	29
3	1	69	30
4	1	68	31
5	1	67	32
6	1	66	33
7	1	64	35
8	1	63	36
9	1	62	37
10	0	61	39
11	0	59	41
12	0	58	42
13	0	56	44
14	0	54	46
15	0	52	48
16	0	51	49
17	0	49	51
18	0	47	53
19	0	46	54
20	0	44	56
21	0	43	57
22	0	41	59
23	0	40	60
24	0	38	62
25	0	37	63
26	0	36	64
27	0	35	65
28	0	34	66
29	0	33	67
30	0	32	68

Wind in September

Winds average 3 km/h in September, the windiest month of the year.

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.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	3	calm
2	3	calm
3	3	calm
4	3	calm
5	3	calm
6	3	calm
7	3	calm
8	3	calm
9	3	calm
10	3	calm
11	3	calm
12	3	calm
13	3	calm
14	3	calm
15	3	calm
16	3	calm
17	3	calm
18	3	calm
19	3	calm
20	3	calm
21	3	calm
22	3	calm
23	3	calm
24	3	calm
25	3	calm
26	3	calm
27	3	calm
28	3	calm
29	3	calm
30	3	calm

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 6:00 AM to 5:54 AM, and sunset from 6:07 PM to 5:52 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0
Sunrise (AM)	6:00	6:00	5:59	5:59	5:59	5:59	5:59	5:59	5:58	5:58	5:58	5:58	5:58	5:57	5:57	5:57	5:57	5:57	5:56	5:56	5:56	5:56	5:56	5:55	5:55	5:55	5:55	5:55	5:55	5:54
Sunset (PM)	6:07	6:06	6:06	6:05	6:05	6:04	6:04	6:03	6:03	6:02	6:02	6:01	6:01	6:00	5:59	5:59	5:58	5:58	5:57	5:57	5:56	5:56	5:55	5:55	5:54	5:54	5:53	5:53	5:52	5:52

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.1	6:00	6:07
2	12.1	6:00	6:06
3	12.1	5:59	6:06
4	12.1	5:59	6:05
5	12.1	5:59	6:05
6	12.1	5:59	6:04
7	12.1	5:59	6:04
8	12.1	5:59	6:03
9	12.1	5:58	6:03
10	12.1	5:58	6:02
11	12.1	5:58	6:02
12	12.1	5:58	6:01
13	12.0	5:58	6:01
14	12.0	5:57	6:00
15	12.0	5:57	5:59
16	12.0	5:57	5:59
17	12.0	5:57	5:58
18	12.0	5:57	5:58
19	12.0	5:56	5:57
20	12.0	5:56	5:57
21	12.0	5:56	5:56
22	12.0	5:56	5:56
23	12.0	5:56	5:55
24	12.0	5:55	5:55
25	12.0	5:55	5:54
26	12.0	5:55	5:54
27	12.0	5:55	5:53
28	12.0	5:55	5:53
29	12.0	5:55	5:52
30	12.0	5:54	5:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.03 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 5.36 kWh/m² in August across the year — September's 5.03 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	5.3	5.3	5.3	5.3	5.3	5.2	5.2	5.2	5.2	5.2	5.1	5.1	5.1	5.1	5.0	5.0	5.0	5.0	4.9	4.9	4.9	4.9	4.8	4.8	4.8	4.8	4.8	4.7	4.7	4.7
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	5.3	Bright
2	5.3	Bright
3	5.3	Bright
4	5.3	Bright
5	5.3	Bright
6	5.2	Bright
7	5.2	Bright
8	5.2	Bright
9	5.2	Bright
10	5.2	Bright
11	5.1	Bright
12	5.1	Bright
13	5.1	Bright
14	5.1	Bright
15	5.0	Bright
16	5.0	Bright
17	5.0	Bright
18	5.0	Bright
19	4.9	Bright
20	4.9	Bright
21	4.9	Bright
22	4.9	Bright
23	4.8	Bright
24	4.8	Bright
25	4.8	Bright
26	4.8	Bright
27	4.8	Bright
28	4.7	Bright
29	4.7	Bright
30	4.7	Bright

Planning a trip in September

Is September a good time to visit Concordia?

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

3.4

Sightseeing

12th-best month of the year

3.3

Beach & pool

8th-best month of the year

September is a weaker month for outdoor sightseeing in Concordia.

What to pack for Concordia in September

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

In September, Concordia sees daytime highs around 26°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 29 days see rain.

rain gearlight clothessun protection

UV index in Concordia 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 Concordia peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 11 (extreme).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	13	15	15	12	14	14	13	13	14	13	12	11
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	15	Extreme
Mar	15	Extreme
Apr	12	Extreme
May	14	Extreme
Jun	14	Extreme
Jul	13	Extreme
Aug	13	Extreme
Sep	14	Extreme
Oct	13	Extreme
Nov	12	Extreme
Dec	11	Extreme

Air quality in Concordia 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 Concordia is worst in March — around 30 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (October, 18 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	23	27	30	24	21	20	20	21	20	18	19	22
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	23	Moderate
Feb	27	Moderate
Mar	30	Moderate
Apr	24	Moderate
May	21	Moderate
Jun	20	Moderate
Jul	20	Moderate
Aug	21	Moderate
Sep	20	Moderate
Oct	18	Moderate
Nov	19	Moderate
Dec	22	Moderate

Location & terrain

Where is Concordia?

Concordia sits at 6.0°N, 75.9°W, 2,000 m above sea level, in Colombia. The nearest listed city is Salgar, 11 km away.

Topography around Concordia

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

Within 3 km, the terrain around Concordia has very significant variations in elevation — a maximum elevation change of 1,332 m around an average of 1,773 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,231 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,897 m.

The land around Concordia is covered by trees (90%) within 3 km, trees (71%) and grassland (27%) within 16 km, and trees (76%) and grassland (23%) within 80 km.

3 km

1,332 m

trees 90%

16 km

2,231 m

trees 71%

80 km

3,897 m

trees 76%

treesgrasslandartificial surfaceswater

← August Concordia year-round climate October →Best places to visit in September

September weather nearby: Salgar 11 km · Betulia 11 km · Ciudad Bolívar 25 km · Fredonia 29 km · Caldas 30 km · La Estrella 32 km · Sabaneta 34 km · Itagüí 37 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

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 Concordia (6.0464°, -75.907°, elevation 2,000 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).

	Avg high (°C)	Avg low (°C)
1	26	15
2	26	15
3	26	15
4	26	15
5	26	15
6	26	16
7	26	16
8	26	16
9	26	16
10	26	16
11	26	16
12	26	16
13	26	16
14	26	16
15	26	16
16	26	16
17	26	16
18	26	16
19	26	16
20	25	16
21	25	16
22	25	16
23	25	16
24	25	16
25	25	16
26	25	16
27	25	16
28	25	16
29	25	16
30	25	16

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	4	96
9	4	96
10	3	97
11	3	97
12	3	97
13	3	97
14	3	97
15	3	97
16	3	97
17	3	97
18	2	98
19	2	98
20	2	98
21	2	98
22	2	98
23	2	98
24	2	98
25	2	98
26	2	98
27	2	98
28	2	98
29	2	98
30	2	98

	Rain chance (%)
1	97
2	97
3	97
4	97
5	98
6	98
7	98
8	98
9	98
10	98
11	98
12	98
13	98
14	98
15	98
16	98
17	98
18	98
19	98
20	98
21	98
22	98
23	98
24	98
25	98
26	98
27	98
28	98
29	98
30	97

	Dry (%)	Comfortable (%)	Humid (%)
1	2	69	29
2	1	70	29
3	1	69	30
4	1	68	31
5	1	67	32
6	1	66	33
7	1	64	35
8	1	63	36
9	1	62	37
10	0	61	39
11	0	59	41
12	0	58	42
13	0	56	44
14	0	54	46
15	0	52	48
16	0	51	49
17	0	49	51
18	0	47	53
19	0	46	54
20	0	44	56
21	0	43	57
22	0	41	59
23	0	40	60
24	0	38	62
25	0	37	63
26	0	36	64
27	0	35	65
28	0	34	66
29	0	33	67
30	0	32	68

	Avg high (°C)	Avg low (°C)
1	26	15
2	26	15
3	26	15
4	26	15
5	26	15
6	26	16
7	26	16
8	26	16
9	26	16
10	26	16
11	26	16
12	26	16
13	26	16
14	26	16
15	26	16
16	26	16
17	26	16
18	26	16
19	26	16
20	25	16
21	25	16
22	25	16
23	25	16
24	25	16
25	25	16
26	25	16
27	25	16
28	25	16
29	25	16
30	25	16

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	4	96
9	4	96
10	3	97
11	3	97
12	3	97
13	3	97
14	3	97
15	3	97
16	3	97
17	3	97
18	2	98
19	2	98
20	2	98
21	2	98
22	2	98
23	2	98
24	2	98
25	2	98
26	2	98
27	2	98
28	2	98
29	2	98
30	2	98

	Rain chance (%)
1	97
2	97
3	97
4	97
5	98
6	98
7	98
8	98
9	98
10	98
11	98
12	98
13	98
14	98
15	98
16	98
17	98
18	98
19	98
20	98
21	98
22	98
23	98
24	98
25	98
26	98
27	98
28	98
29	98
30	97

	Dry (%)	Comfortable (%)	Humid (%)
1	2	69	29
2	1	70	29
3	1	69	30
4	1	68	31
5	1	67	32
6	1	66	33
7	1	64	35
8	1	63	36
9	1	62	37
10	0	61	39
11	0	59	41
12	0	58	42
13	0	56	44
14	0	54	46
15	0	52	48
16	0	51	49
17	0	49	51
18	0	47	53
19	0	46	54
20	0	44	56
21	0	43	57
22	0	41	59
23	0	40	60
24	0	38	62
25	0	37	63
26	0	36	64
27	0	35	65
28	0	34	66
29	0	33	67
30	0	32	68

	Avg high (°C)	Avg low (°C)
1	26	15
2	26	15
3	26	15
4	26	15
5	26	15
6	26	16
7	26	16
8	26	16
9	26	16
10	26	16
11	26	16
12	26	16
13	26	16
14	26	16
15	26	16
16	26	16
17	26	16
18	26	16
19	26	16
20	25	16
21	25	16
22	25	16
23	25	16
24	25	16
25	25	16
26	25	16
27	25	16
28	25	16
29	25	16
30	25	16

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	4	96
9	4	96
10	3	97
11	3	97
12	3	97
13	3	97
14	3	97
15	3	97
16	3	97
17	3	97
18	2	98
19	2	98
20	2	98
21	2	98
22	2	98
23	2	98
24	2	98
25	2	98
26	2	98
27	2	98
28	2	98
29	2	98
30	2	98

	Rain chance (%)
1	97
2	97
3	97
4	97
5	98
6	98
7	98
8	98
9	98
10	98
11	98
12	98
13	98
14	98
15	98
16	98
17	98
18	98
19	98
20	98
21	98
22	98
23	98
24	98
25	98
26	98
27	98
28	98
29	98
30	97

	Dry (%)	Comfortable (%)	Humid (%)
1	2	69	29
2	1	70	29
3	1	69	30
4	1	68	31
5	1	67	32
6	1	66	33
7	1	64	35
8	1	63	36
9	1	62	37
10	0	61	39
11	0	59	41
12	0	58	42
13	0	56	44
14	0	54	46
15	0	52	48
16	0	51	49
17	0	49	51
18	0	47	53
19	0	46	54
20	0	44	56
21	0	43	57
22	0	41	59
23	0	40	60
24	0	38	62
25	0	37	63
26	0	36	64
27	0	35	65
28	0	34	66
29	0	33	67
30	0	32	68