Circasia weather in September

In September, Circasia sees average daytime highs of 23°C and overnight lows near 14°C, with 371 mm of rain across 27.4 wet days and about 12 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°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 Circasia's 7th-clearest and 3rd-windiest month. For the whole year in context, see Circasia's year-round climate.

Daytime high: 23°; 2nd warmest
Overnight low: 14°; 2nd coldest
Rainfall: 371 mm; 27.4 wet days
Daylight: 12 hours; 5:56 AM – 5:58 PM
Cloud cover: 91%; 7th clearest
Wind: 3 km/h; 3rd windiest
Solar energy: 4.9 kWh/m²
Travel score: 3.7; out of 10

← August Circasia 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 23°C through the month.

A typical September day in Circasia reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, September runs on par with August and on par with 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)	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23
Avg low (°C)	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14

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

Circasia weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	23° / 14°	397	26.5	11.8	4.1
Feb	23° / 14°	423	24.6	11.8	4.0
Mar	23° / 14°	551	28.8	12	3.7
Apr	23° / 15°	648	29.2	12.1	3.4
May	23° / 15°	537	29.7	12.2	3.5
Jun	23° / 15°	337	25.3	12.3	4.0
Jul	23° / 14°	239	24.8	12.2	4.2
Aug	23° / 14°	231	24.8	12.2	4.2
Sep	23° / 14°	371	27.4	12	3.7
Oct	22° / 14°	552	29.9	11.9	3.5
Nov	22° / 14°	647	29.2	11.8	3.4
Dec	23° / 14°	510	28.5	11.7	3.7

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 2% of September, with mostly cloudy or overcast conditions the remaining 98%.

	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	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	1	1	1
Cloudier (%)	96	96	96	96	96	96	96	97	97	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	98	99	99	99

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	3	97
9	3	97
10	2	98
11	2	98
12	2	98
13	2	98
14	2	98
15	2	98
16	2	98
17	2	98
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	1	99
29	1	99
30	1	99

Chance of precipitation in September

Any precipitation

Circasia gets around 371 mm of rain over 27.4 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 91% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

	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 (%)	86	87	87	88	88	88	89	89	90	90	90	91	91	91	92	92	92	93	93	93	93	94	94	94	94	94	94	94	94	94

	Rain chance (%)
1	86
2	87
3	87
4	88
5	88
6	88
7	89
8	89
9	90
10	90
11	90
12	91
13	91
14	91
15	92
16	92
17	92
18	93
19	93
20	93
21	93
22	94
23	94
24	94
25	94
26	94
27	94
28	94
29	94
30	94

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 71% 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 (%)	5	4	4	4	4	4	4	4	3	3	3	3	3	3	3	2	2	2	2	1	1	1	1	0	0	0	0	0	0	0
Comfortable (%)	77	78	77	77	77	76	76	75	76	75	74	74	73	72	71	71	70	69	68	68	67	67	66	66	65	65	64	63	63	62
Humid (%)	18	18	19	19	19	20	20	21	21	22	23	23	24	25	26	27	28	29	30	31	32	32	33	34	35	35	36	37	37	38

	Dry (%)	Comfortable (%)	Humid (%)
1	5	77	18
2	4	78	18
3	4	77	19
4	4	77	19
5	4	77	19
6	4	76	20
7	4	76	20
8	4	75	21
9	3	76	21
10	3	75	22
11	3	74	23
12	3	74	23
13	3	73	24
14	3	72	25
15	3	71	26
16	2	71	27
17	2	70	28
18	2	69	29
19	2	68	30
20	1	68	31
21	1	67	32
22	1	67	32
23	1	66	33
24	0	66	34
25	0	65	35
26	0	65	35
27	0	64	36
28	0	63	37
29	0	63	37
30	0	62	38

Wind in September

Winds average 3 km/h in September.

Across September, daily wind ranges from about 2 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	2	2	2	2	2	2	2	2	2	2
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	2	calm
22	2	calm
23	2	calm
24	2	calm
25	2	calm
26	2	calm
27	2	calm
28	2	calm
29	2	calm
30	2	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 5:53 AM, and sunset from 6:05 PM to 5:51 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	12.0	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	12.0	12.0
Sunrise (AM)	6:00	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	5:56	5:56	5:56	5:56	5:55	5:55	5:55	5:55	5:54	5:54	5:54	5:54	5:54	5:53	5:53	5:53
Sunset (PM)	6:05	6:04	6:04	6:04	6:03	6:03	6:02	6:02	6:01	6:01	6:00	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	5:51	5:51

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.1	6:00	6:05
2	12.1	5:59	6:04
3	12.1	5:59	6:04
4	12.1	5:59	6:04
5	12.1	5:59	6:03
6	12.1	5:58	6:03
7	12.1	5:58	6:02
8	12.1	5:58	6:02
9	12.1	5:58	6:01
10	12.1	5:58	6:01
11	12.0	5:57	6:00
12	12.0	5:57	6:00
13	12.0	5:57	5:59
14	12.0	5:57	5:59
15	12.0	5:56	5:58
16	12.0	5:56	5:58
17	12.0	5:56	5:57
18	12.0	5:56	5:57
19	12.0	5:55	5:56
20	12.0	5:55	5:56
21	12.0	5:55	5:55
22	12.0	5:55	5:55
23	12.0	5:54	5:54
24	12.0	5:54	5:54
25	12.0	5:54	5:53
26	12.0	5:54	5:53
27	12.0	5:54	5:52
28	12.0	5:53	5:52
29	12.0	5:53	5:51
30	12.0	5:53	5:51

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.9 kWh/m².

For context, solar energy here swings from a low near 3.88 kWh/m² to a high of 5 kWh/m² in August across the year — September's 4.9 kWh/m² sits near the top of that range.

	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)	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.8	4.8	4.8	4.8	4.8	4.8	4.8	4.8	4.7	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	5.0	Bright
2	5.0	Bright
3	5.0	Bright
4	5.0	Bright
5	5.0	Bright
6	5.0	Bright
7	5.0	Bright
8	5.0	Bright
9	5.0	Bright
10	5.0	Bright
11	5.0	Bright
12	4.9	Bright
13	4.9	Bright
14	4.9	Bright
15	4.9	Bright
16	4.9	Bright
17	4.9	Bright
18	4.9	Bright
19	4.8	Bright
20	4.8	Bright
21	4.8	Bright
22	4.8	Bright
23	4.8	Bright
24	4.8	Bright
25	4.8	Bright
26	4.8	Bright
27	4.7	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 Circasia?

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

3.7

Sightseeing

6th-best month of the year

2.9

Beach & pool

6th-best month of the year

September is a weaker month for outdoor sightseeing in Circasia.

What to pack for Circasia in September

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

In September, Circasia sees daytime highs around 23°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 27 days see rain.

rain gearlight clothessun protection

UV index in Circasia 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 Circasia peaks around February 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 12 (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	16	15	12	14	12	13	13	14	14	12	12
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	16	Extreme
Mar	15	Extreme
Apr	12	Extreme
May	14	Extreme
Jun	12	Extreme
Jul	13	Extreme
Aug	13	Extreme
Sep	14	Extreme
Oct	14	Extreme
Nov	12	Extreme
Dec	12	Extreme

Air quality in Circasia 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 Circasia is worst in March — around 35 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 19 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)	28	32	35	30	24	21	19	22	25	23	22	26
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	28	Moderate
Feb	32	Moderate
Mar	35	Moderate
Apr	30	Moderate
May	24	Moderate
Jun	21	Moderate
Jul	19	Moderate
Aug	22	Moderate
Sep	25	Moderate
Oct	23	Moderate
Nov	22	Moderate
Dec	26	Moderate

Location & terrain

Where is Circasia?

Circasia sits at 4.6°N, 75.6°W, 1,772 m above sea level, in Colombia. The nearest listed city is Salento, 8.0 km away.

Topography around Circasia

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

Within 3 km, the terrain around Circasia has significant variations in elevation — a maximum elevation change of 358 m around an average of 1,737 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,414 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,952 m.

The land around Circasia is covered by trees (51%) and grassland (43%) within 3 km, trees (69%) and grassland (27%) within 16 km, and trees (62%) and grassland (34%) within 80 km.

3 km

358 m

trees 51%

16 km

2,414 m

trees 69%

80 km

4,952 m

trees 62%

treesgrasslandcroplandartificial surfacesbare terrain

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

September weather nearby: Salento 8.0 km · Calarcá 10 km · Armenia 10 km · Montenegro 14 km · Quimbaya 14 km · Pereira 23 km · Dosquebradas 25 km · La Tebaida 25 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 Circasia (4.6189°, -75.6358°, elevation 1,772 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	23	14
2	23	14
3	23	14
4	23	14
5	23	14
6	23	14
7	23	14
8	23	14
9	23	14
10	23	14
11	23	14
12	23	14
13	23	14
14	23	14
15	23	14
16	23	14
17	23	14
18	23	14
19	23	14
20	23	14
21	23	14
22	23	14
23	23	14
24	23	14
25	23	14
26	23	14
27	23	14
28	23	14
29	23	14
30	23	14

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	3	97
9	3	97
10	2	98
11	2	98
12	2	98
13	2	98
14	2	98
15	2	98
16	2	98
17	2	98
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	1	99
29	1	99
30	1	99

	Rain chance (%)
1	86
2	87
3	87
4	88
5	88
6	88
7	89
8	89
9	90
10	90
11	90
12	91
13	91
14	91
15	92
16	92
17	92
18	93
19	93
20	93
21	93
22	94
23	94
24	94
25	94
26	94
27	94
28	94
29	94
30	94

	Dry (%)	Comfortable (%)	Humid (%)
1	5	77	18
2	4	78	18
3	4	77	19
4	4	77	19
5	4	77	19
6	4	76	20
7	4	76	20
8	4	75	21
9	3	76	21
10	3	75	22
11	3	74	23
12	3	74	23
13	3	73	24
14	3	72	25
15	3	71	26
16	2	71	27
17	2	70	28
18	2	69	29
19	2	68	30
20	1	68	31
21	1	67	32
22	1	67	32
23	1	66	33
24	0	66	34
25	0	65	35
26	0	65	35
27	0	64	36
28	0	63	37
29	0	63	37
30	0	62	38

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

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	3	97
9	3	97
10	2	98
11	2	98
12	2	98
13	2	98
14	2	98
15	2	98
16	2	98
17	2	98
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	1	99
29	1	99
30	1	99

	Rain chance (%)
1	86
2	87
3	87
4	88
5	88
6	88
7	89
8	89
9	90
10	90
11	90
12	91
13	91
14	91
15	92
16	92
17	92
18	93
19	93
20	93
21	93
22	94
23	94
24	94
25	94
26	94
27	94
28	94
29	94
30	94

	Dry (%)	Comfortable (%)	Humid (%)
1	5	77	18
2	4	78	18
3	4	77	19
4	4	77	19
5	4	77	19
6	4	76	20
7	4	76	20
8	4	75	21
9	3	76	21
10	3	75	22
11	3	74	23
12	3	74	23
13	3	73	24
14	3	72	25
15	3	71	26
16	2	71	27
17	2	70	28
18	2	69	29
19	2	68	30
20	1	68	31
21	1	67	32
22	1	67	32
23	1	66	33
24	0	66	34
25	0	65	35
26	0	65	35
27	0	64	36
28	0	63	37
29	0	63	37
30	0	62	38

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

	Clearer (%)	Cloudier (%)
1	4	96
2	4	96
3	4	96
4	4	96
5	4	96
6	4	96
7	4	96
8	3	97
9	3	97
10	2	98
11	2	98
12	2	98
13	2	98
14	2	98
15	2	98
16	2	98
17	2	98
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	1	99
29	1	99
30	1	99

	Rain chance (%)
1	86
2	87
3	87
4	88
5	88
6	88
7	89
8	89
9	90
10	90
11	90
12	91
13	91
14	91
15	92
16	92
17	92
18	93
19	93
20	93
21	93
22	94
23	94
24	94
25	94
26	94
27	94
28	94
29	94
30	94

	Dry (%)	Comfortable (%)	Humid (%)
1	5	77	18
2	4	78	18
3	4	77	19
4	4	77	19
5	4	77	19
6	4	76	20
7	4	76	20
8	4	75	21
9	3	76	21
10	3	75	22
11	3	74	23
12	3	74	23
13	3	73	24
14	3	72	25
15	3	71	26
16	2	71	27
17	2	70	28
18	2	69	29
19	2	68	30
20	1	68	31
21	1	67	32
22	1	67	32
23	1	66	33
24	0	66	34
25	0	65	35
26	0	65	35
27	0	64	36
28	0	63	37
29	0	63	37
30	0	62	38