Ipiaú weather in September

In September, Ipiaú sees average daytime highs of 28°C and overnight lows near 19°C, with 36 mm of rain across 12 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 15% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 42 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Ipiaú's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Ipiaú's year-round climate.

Daytime high: 28°; 9th warmest
Overnight low: 19°; 4th coldest
Rainfall: 36 mm; 12 wet days
Daylight: 11 h 54 min; 5:36 AM – 5:31 PM
Cloud cover: 61%; 3rd clearest
Wind: 8 km/h; 2nd windiest
Solar energy: 4.64 kWh/m²
Travel score: 5.9; out of 10

Ipiaú is village.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← August Ipiaú 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 28°C through the month.

A typical September day in Ipiaú reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler 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)	27	27	27	27	27	27	27	27	27	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	29	29
Avg low (°C)	18	18	18	18	18	18	18	18	18	19	19	19	19	19	19	19	19	19	19	19	19	19	19	19	19	20	20	20	20	20

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

How September really feels in Ipiaú

Once humidity and wind are folded in, September averages 0 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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Ipiaú weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	31° / 22°	75	16.1	12.7	4.0
Feb	31° / 22°	62	15.2	12.5	3.9
Mar	31° / 22°	78	18.4	12.1	3.8
Apr	29° / 22°	61	16.9	11.7	4.4
May	28° / 20°	39	12.1	11.4	5.8
Jun	27° / 19°	38	13.2	11.2	6.0
Jul	26° / 18°	43	14	11.2	6.1
Aug	26° / 18°	37	12.9	11.5	6.1
Sep	28° / 19°	36	12	11.9	5.9
Oct	29° / 20°	49	13	12.3	5.1
Nov	29° / 21°	91	15.3	12.7	4.5
Dec	30° / 22°	87	14.4	12.8	4.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 35% of September, with mostly cloudy or overcast conditions the remaining 49%.

	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 (%)	49	50	49	49	49	49	49	49	49	49	50	50	51	52	53	52	53	54	53	54	53	53	52	51	51	50	50	49	48	47
Cloudier (%)	51	50	51	51	51	51	51	51	51	51	50	50	49	48	47	48	47	46	47	46	47	47	48	49	49	50	50	51	52	53

	Clearer (%)	Cloudier (%)
1	49	51
2	50	50
3	49	51
4	49	51
5	49	51
6	49	51
7	49	51
8	49	51
9	49	51
10	49	51
11	50	50
12	50	50
13	51	49
14	52	48
15	53	47
16	52	48
17	53	47
18	54	46
19	53	47
20	54	46
21	53	47
22	53	47
23	52	48
24	51	49
25	51	49
26	50	50
27	50	50
28	49	51
29	48	52
30	47	53

Chance of precipitation in September

Any precipitation

Ipiaú gets around 36 mm of rain over 12 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 41% 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 (%)	39	39	38	38	38	38	38	38	39	39	39	39	40	40	40	41	41	41	41	41	41	41	41	41	41	41	41	41	41	41

	Rain chance (%)
1	39
2	39
3	38
4	38
5	38
6	38
7	38
8	38
9	39
10	39
11	39
12	39
13	40
14	40
15	40
16	41
17	41
18	41
19	41
20	41
21	41
22	41
23	41
24	41
25	41
26	41
27	41
28	41
29	41
30	41

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

	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
Comfortable (%)	5	5	5	5	5	5	5	5	5	5	5	4	4	4	4	3	3	3	3	3	2	2	2	2	2	2	2	2	2	2
Humid (%)	44	43	43	42	41	41	40	39	39	38	37	36	34	33	32	31	29	28	27	26	24	23	22	22	21	20	19	19	18	18
Muggy (%)	50	51	51	52	53	53	54	55	55	56	57	59	61	62	63	65	67	68	69	70	72	73	74	73	74	75	75	75	75	75
Oppressive (%)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2	2	3	3	3	4	4	5	5

	Comfortable (%)	Humid (%)	Muggy (%)	Oppressive (%)
1	5	44	50	1
2	5	43	51	1
3	5	43	51	1
4	5	42	52	1
5	5	41	53	1
6	5	41	53	1
7	5	40	54	1
8	5	39	55	1
9	5	39	55	1
10	5	38	56	1
11	5	37	57	1
12	4	36	59	1
13	4	34	61	1
14	4	33	62	1
15	4	32	63	1
16	3	31	65	1
17	3	29	67	1
18	3	28	68	1
19	3	27	69	1
20	3	26	70	1
21	2	24	72	2
22	2	23	73	2
23	2	22	74	2
24	2	22	73	3
25	2	21	74	3
26	2	20	75	3
27	2	19	75	4
28	2	19	75	4
29	2	18	75	5
30	2	18	75	5

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 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)	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8
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	8	calm
2	8	calm
3	8	calm
4	8	calm
5	8	calm
6	8	calm
7	8	calm
8	8	calm
9	8	calm
10	8	calm
11	8	calm
12	8	calm
13	8	calm
14	8	calm
15	8	calm
16	8	calm
17	8	calm
18	8	calm
19	8	calm
20	8	calm
21	8	calm
22	8	calm
23	8	calm
24	8	calm
25	8	calm
26	8	calm
27	8	calm
28	8	calm
29	8	calm
30	8	calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 42 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over September. Sunrise moves from 5:47 AM to 5:25 AM, and sunset from 5:30 PM to 5:32 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)	11.7	11.7	11.7	11.8	11.8	11.8	11.8	11.8	11.8	11.8	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.1	12.1	12.1	12.1	12.1
Sunrise (AM)	5:47	5:46	5:46	5:45	5:44	5:43	5:43	5:42	5:41	5:40	5:39	5:39	5:38	5:37	5:36	5:36	5:35	5:34	5:33	5:33	5:32	5:31	5:30	5:29	5:29	5:28	5:27	5:26	5:26	5:25
Sunset (PM)	5:30	5:30	5:30	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:32	5:32

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	11.7	5:47	5:30
2	11.7	5:46	5:30
3	11.7	5:46	5:30
4	11.8	5:45	5:31
5	11.8	5:44	5:31
6	11.8	5:43	5:31
7	11.8	5:43	5:31
8	11.8	5:42	5:31
9	11.8	5:41	5:31
10	11.8	5:40	5:31
11	11.9	5:39	5:31
12	11.9	5:39	5:31
13	11.9	5:38	5:31
14	11.9	5:37	5:31
15	11.9	5:36	5:31
16	11.9	5:36	5:31
17	11.9	5:35	5:31
18	11.9	5:34	5:31
19	12.0	5:33	5:31
20	12.0	5:33	5:31
21	12.0	5:32	5:31
22	12.0	5:31	5:31
23	12.0	5:30	5:31
24	12.0	5:29	5:31
25	12.0	5:29	5:31
26	12.1	5:28	5:31
27	12.1	5:27	5:31
28	12.1	5:26	5:31
29	12.1	5:26	5:32
30	12.1	5:25	5:32

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.64 kWh/m².

For context, solar energy here swings from a low near 3.33 kWh/m² to a high of 5.66 kWh/m² in January across the year — September's 4.64 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)	4.3	4.4	4.4	4.4	4.5	4.5	4.5	4.5	4.5	4.6	4.6	4.6	4.6	4.6	4.7	4.7	4.7	4.7	4.7	4.7	4.7	4.8	4.8	4.8	4.8	4.8	4.8	4.9	4.9	4.9
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	4.3	Bright
2	4.4	Bright
3	4.4	Bright
4	4.4	Bright
5	4.5	Bright
6	4.5	Bright
7	4.5	Bright
8	4.5	Bright
9	4.5	Bright
10	4.6	Bright
11	4.6	Bright
12	4.6	Bright
13	4.6	Bright
14	4.6	Bright
15	4.7	Bright
16	4.7	Bright
17	4.7	Bright
18	4.7	Bright
19	4.7	Bright
20	4.7	Bright
21	4.7	Bright
22	4.8	Bright
23	4.8	Bright
24	4.8	Bright
25	4.8	Bright
26	4.8	Bright
27	4.8	Bright
28	4.9	Bright
29	4.9	Bright
30	4.9	Bright

Planning a trip in September

Is September a good time to visit Ipiaú?

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

5.9

Sightseeing

4th-best month of the year

6.4

Beach & pool

3rd-best month of the year

September is a reasonable time to visit Ipiaú for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ipiaú in September

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

In September, Ipiaú sees daytime highs around 28°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Ipiaú in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ipiaú peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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	14	12	9	8	8	10	11	13	14	12
Level	Extreme	Extreme	Extreme	Extreme	Very high	Very high	Very high	Very high	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	15	Extreme
Mar	14	Extreme
Apr	12	Extreme
May	9	Very high
Jun	8	Very high
Jul	8	Very high
Aug	10	Very high
Sep	11	Extreme
Oct	13	Extreme
Nov	14	Extreme
Dec	12	Extreme

Location & terrain

Where is Ipiaú?

Ipiaú sits at 14.1°S, 39.7°W, 140 m above sea level, in Brazil. The nearest listed city is Ibirataia, 13 km away.

Topography around Ipiaú

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

Within 3 km, the terrain around Ipiaú has only modest variations in elevation — a maximum elevation change of 171 m around an average of 159 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 533 m; within 80 km, large variations in elevation — a maximum elevation change of 1,171 m.

The land around Ipiaú is covered by grassland (54%) and trees (31%) within 3 km, trees (54%) and grassland (44%) within 16 km, and trees (66%) and grassland (32%) within 80 km.

3 km

171 m

grassland 54%

16 km

533 m

trees 54%

80 km

1,171 m

trees 66%

treesshrubsgrasslandartificial surfacesbare terrainwatermangroves

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

September weather nearby: Ibirataia 13 km · Itagibá 20 km · Ubatã 24 km · Ibirapitanga 40 km · Jequié 48 km · Ubaitaba 49 km · Gandu 51 km · Wenceslau Guimarães 57 km

Brazil travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / N; 127 / 220 V · 60 Hz
Prices: ≈ 46% of US; price level, 2025
GDP per capita: $10,713; 2025
Happiness: 6.6 / 10; World Happiness, 2025
Safe drinking water: 89%; of population, 2024
Homicide rate: 19.3; per 100k, 2023
Road deaths: 16; per 100k/yr, 2019
Income group: Upper middle; World Bank
English: Low; EF EPI 482
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 Ipiaú (-14.1345°, -39.7395°, elevation 140 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. 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	27	18
2	27	18
3	27	18
4	27	18
5	27	18
6	27	18
7	27	18
8	27	18
9	27	18
10	28	19
11	28	19
12	28	19
13	28	19
14	28	19
15	28	19
16	28	19
17	28	19
18	28	19
19	28	19
20	28	19
21	28	19
22	28	19
23	28	19
24	28	19
25	28	19
26	28	20
27	28	20
28	28	20
29	29	20
30	29	20

	Clearer (%)	Cloudier (%)
1	49	51
2	50	50
3	49	51
4	49	51
5	49	51
6	49	51
7	49	51
8	49	51
9	49	51
10	49	51
11	50	50
12	50	50
13	51	49
14	52	48
15	53	47
16	52	48
17	53	47
18	54	46
19	53	47
20	54	46
21	53	47
22	53	47
23	52	48
24	51	49
25	51	49
26	50	50
27	50	50
28	49	51
29	48	52
30	47	53

	Rain chance (%)
1	39
2	39
3	38
4	38
5	38
6	38
7	38
8	38
9	39
10	39
11	39
12	39
13	40
14	40
15	40
16	41
17	41
18	41
19	41
20	41
21	41
22	41
23	41
24	41
25	41
26	41
27	41
28	41
29	41
30	41

	Comfortable (%)	Humid (%)	Muggy (%)	Oppressive (%)
1	5	44	50	1
2	5	43	51	1
3	5	43	51	1
4	5	42	52	1
5	5	41	53	1
6	5	41	53	1
7	5	40	54	1
8	5	39	55	1
9	5	39	55	1
10	5	38	56	1
11	5	37	57	1
12	4	36	59	1
13	4	34	61	1
14	4	33	62	1
15	4	32	63	1
16	3	31	65	1
17	3	29	67	1
18	3	28	68	1
19	3	27	69	1
20	3	26	70	1
21	2	24	72	2
22	2	23	73	2
23	2	22	74	2
24	2	22	73	3
25	2	21	74	3
26	2	20	75	3
27	2	19	75	4
28	2	19	75	4
29	2	18	75	5
30	2	18	75	5

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

	Clearer (%)	Cloudier (%)
1	49	51
2	50	50
3	49	51
4	49	51
5	49	51
6	49	51
7	49	51
8	49	51
9	49	51
10	49	51
11	50	50
12	50	50
13	51	49
14	52	48
15	53	47
16	52	48
17	53	47
18	54	46
19	53	47
20	54	46
21	53	47
22	53	47
23	52	48
24	51	49
25	51	49
26	50	50
27	50	50
28	49	51
29	48	52
30	47	53

	Rain chance (%)
1	39
2	39
3	38
4	38
5	38
6	38
7	38
8	38
9	39
10	39
11	39
12	39
13	40
14	40
15	40
16	41
17	41
18	41
19	41
20	41
21	41
22	41
23	41
24	41
25	41
26	41
27	41
28	41
29	41
30	41

	Comfortable (%)	Humid (%)	Muggy (%)	Oppressive (%)
1	5	44	50	1
2	5	43	51	1
3	5	43	51	1
4	5	42	52	1
5	5	41	53	1
6	5	41	53	1
7	5	40	54	1
8	5	39	55	1
9	5	39	55	1
10	5	38	56	1
11	5	37	57	1
12	4	36	59	1
13	4	34	61	1
14	4	33	62	1
15	4	32	63	1
16	3	31	65	1
17	3	29	67	1
18	3	28	68	1
19	3	27	69	1
20	3	26	70	1
21	2	24	72	2
22	2	23	73	2
23	2	22	74	2
24	2	22	73	3
25	2	21	74	3
26	2	20	75	3
27	2	19	75	4
28	2	19	75	4
29	2	18	75	5
30	2	18	75	5

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

	Clearer (%)	Cloudier (%)
1	49	51
2	50	50
3	49	51
4	49	51
5	49	51
6	49	51
7	49	51
8	49	51
9	49	51
10	49	51
11	50	50
12	50	50
13	51	49
14	52	48
15	53	47
16	52	48
17	53	47
18	54	46
19	53	47
20	54	46
21	53	47
22	53	47
23	52	48
24	51	49
25	51	49
26	50	50
27	50	50
28	49	51
29	48	52
30	47	53

	Rain chance (%)
1	39
2	39
3	38
4	38
5	38
6	38
7	38
8	38
9	39
10	39
11	39
12	39
13	40
14	40
15	40
16	41
17	41
18	41
19	41
20	41
21	41
22	41
23	41
24	41
25	41
26	41
27	41
28	41
29	41
30	41

	Comfortable (%)	Humid (%)	Muggy (%)	Oppressive (%)
1	5	44	50	1
2	5	43	51	1
3	5	43	51	1
4	5	42	52	1
5	5	41	53	1
6	5	41	53	1
7	5	40	54	1
8	5	39	55	1
9	5	39	55	1
10	5	38	56	1
11	5	37	57	1
12	4	36	59	1
13	4	34	61	1
14	4	33	62	1
15	4	32	63	1
16	3	31	65	1
17	3	29	67	1
18	3	28	68	1
19	3	27	69	1
20	3	26	70	1
21	2	24	72	2
22	2	23	73	2
23	2	22	74	2
24	2	22	73	3
25	2	21	74	3
26	2	20	75	3
27	2	19	75	4
28	2	19	75	4
29	2	18	75	5
30	2	18	75	5