Girau do Ponciano weather in September

In September, Girau do Ponciano sees average daytime highs of 29°C and overnight lows near 21°C, with 32 mm of rain across 12.2 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 29°C by the end. The sky is clear or mostly clear about 24% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Girau do Ponciano's 1st-clearest and 4th-windiest month. For the whole year in context, see Girau do Ponciano's year-round climate.

Daytime high: 29°; 9th warmest
Overnight low: 21°; 3rd coldest
Rainfall: 32 mm; 12.2 wet days
Daylight: 11 h 54 min; 5:23 AM – 5:20 PM
Cloud cover: 51%; 1st clearest
Wind: 12 km/h; 4th windiest
Solar energy: 5.19 kWh/m²
Travel score: 5.6; out of 10

← August Girau do Ponciano 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

Highs climb over the month, from about 28°C in the first days to 29°C by the end.

A typical September day in Girau do Ponciano reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°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)	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	29	29	29	29	29	29	29	29	29	29	29	30	30	30
Avg low (°C)	20	20	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21

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

How September really feels in Girau do Ponciano

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.

Girau do Ponciano weather by month

How September compares with the rest of the year at a glance. September is the 9th-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	32° / 23°	39	9.6	12.5	3.9
Feb	32° / 24°	43	9.9	12.3	3.9
Mar	32° / 24°	54	12	12.1	3.9
Apr	31° / 23°	64	15.4	11.8	4.0
May	29° / 22°	81	18.3	11.6	4.5
Jun	27° / 21°	75	20.2	11.4	5.0
Jul	27° / 20°	68	20.4	11.5	5.1
Aug	27° / 20°	45	17.1	11.7	5.5
Sep	29° / 21°	32	12.2	11.9	5.6
Oct	30° / 22°	26	7.3	12.2	5.1
Nov	32° / 23°	26	5.2	12.5	4.5
Dec	33° / 23°	21	5.6	12.6	4.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 48% of September, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to open up as the month goes on.

	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 (%)	65	65	65	65	65	65	65	65	66	66	67	68	69	70	71	72	73	75	75	76	77	78	79	78	78	79	79	79	78	78
Cloudier (%)	35	35	35	35	35	35	35	35	34	34	33	32	31	30	29	28	27	25	25	24	23	22	21	22	22	21	21	21	22	22

	Clearer (%)	Cloudier (%)
1	65	35
2	65	35
3	65	35
4	65	35
5	65	35
6	65	35
7	65	35
8	65	35
9	66	34
10	66	34
11	67	33
12	68	32
13	69	31
14	70	30
15	71	29
16	72	28
17	73	27
18	75	25
19	75	25
20	76	24
21	77	23
22	78	22
23	79	21
24	78	22
25	78	22
26	79	21
27	79	21
28	79	21
29	78	22
30	78	22

Chance of precipitation in September

Any precipitation

Girau do Ponciano gets around 32 mm of rain over 12.2 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 40% and peaks near 49% on the wettest days. The odds ease 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 (%)	49	48	48	48	48	48	48	47	47	46	46	45	44	44	43	42	40	39	38	37	35	34	33	32	31	30	29	29	28	28

	Rain chance (%)
1	49
2	48
3	48
4	48
5	48
6	48
7	48
8	47
9	47
10	46
11	46
12	45
13	44
14	44
15	43
16	42
17	40
18	39
19	38
20	37
21	35
22	34
23	33
24	32
25	31
26	30
27	29
28	29
29	28
30	28

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 86% of days. Sticky, muggy-or-worse air turns up on roughly 96% 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
Humid (%)	5	5	5	5	5	5	5	5	5	5	5	4	4	4	4	4	4	4	3	3	3	3	3	3	2	2	2	2	2	2
Muggy (%)	87	87	87	86	86	86	85	85	84	84	84	85	85	85	85	85	85	85	86	86	86	86	86	86	87	87	87	86	86	86
Oppressive (%)	8	8	8	9	9	9	10	10	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	12	12	12

	Humid (%)	Muggy (%)	Oppressive (%)
1	5	87	8
2	5	87	8
3	5	87	8
4	5	86	9
5	5	86	9
6	5	86	9
7	5	85	10
8	5	85	10
9	5	84	11
10	5	84	11
11	5	84	11
12	4	85	11
13	4	85	11
14	4	85	11
15	4	85	11
16	4	85	11
17	4	85	11
18	4	85	11
19	3	86	11
20	3	86	11
21	3	86	11
22	3	86	11
23	3	86	11
24	3	86	11
25	2	87	11
26	2	87	11
27	2	87	11
28	2	86	12
29	2	86	12
30	2	86	12

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 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)	11	11	11	11	11	11	11	11	11	11	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12
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	light breeze	light breeze	light breeze

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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 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 18 minutes over September. Sunrise moves from 5:33 AM to 5:14 AM, and sunset from 5:21 PM to 5:19 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)	11.8	11.8	11.8	11.8	11.8	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.1	12.1	12.1
Sunrise (AM)	5:33	5:32	5:32	5:31	5:30	5:30	5:29	5:28	5:28	5:27	5:27	5:26	5:25	5:25	5:24	5:23	5:23	5:22	5:21	5:21	5:20	5:19	5:19	5:18	5:17	5:17	5:16	5:16	5:15	5:14
Sunset (PM)	5:21	5:21	5:21	5:21	5:21	5:21	5:21	5:21	5:21	5:21	5:20	5:20	5:20	5:20	5:20	5:20	5:20	5:20	5:20	5:20	5:20	5:19	5:19	5:19	5:19	5:19	5:19	5:19	5:19	5:19

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	11.8	5:33	5:21
2	11.8	5:32	5:21
3	11.8	5:32	5:21
4	11.8	5:31	5:21
5	11.8	5:30	5:21
6	11.9	5:30	5:21
7	11.9	5:29	5:21
8	11.9	5:28	5:21
9	11.9	5:28	5:21
10	11.9	5:27	5:21
11	11.9	5:27	5:20
12	11.9	5:26	5:20
13	11.9	5:25	5:20
14	11.9	5:25	5:20
15	11.9	5:24	5:20
16	11.9	5:23	5:20
17	12.0	5:23	5:20
18	12.0	5:22	5:20
19	12.0	5:21	5:20
20	12.0	5:21	5:20
21	12.0	5:20	5:20
22	12.0	5:19	5:19
23	12.0	5:19	5:19
24	12.0	5:18	5:19
25	12.0	5:17	5:19
26	12.0	5:17	5:19
27	12.0	5:16	5:19
28	12.1	5:16	5:19
29	12.1	5:15	5:19
30	12.1	5:14	5:19

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.19 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.23 kWh/m² in December across the year — September's 5.19 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)	4.8	4.8	4.8	4.8	4.9	4.9	4.9	4.9	5.0	5.0	5.0	5.0	5.1	5.1	5.1	5.2	5.2	5.3	5.3	5.3	5.4	5.4	5.4	5.5	5.5	5.5	5.6	5.6	5.6	5.6
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	4.8	Bright
2	4.8	Bright
3	4.8	Bright
4	4.8	Bright
5	4.9	Bright
6	4.9	Bright
7	4.9	Bright
8	4.9	Bright
9	5.0	Bright
10	5.0	Bright
11	5.0	Bright
12	5.0	Bright
13	5.1	Bright
14	5.1	Bright
15	5.1	Bright
16	5.2	Bright
17	5.2	Bright
18	5.3	Bright
19	5.3	Bright
20	5.3	Bright
21	5.4	Bright
22	5.4	Bright
23	5.4	Bright
24	5.5	Bright
25	5.5	Bright
26	5.5	Bright
27	5.6	Bright
28	5.6	Bright
29	5.6	Bright
30	5.6	Bright

Planning a trip in September

Is September a good time to visit Girau do Ponciano?

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

5.6

Sightseeing

1st-best month of the year

6.6

Beach & pool

4th-best month of the year

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

What to pack for Girau do Ponciano in September

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

In September, Girau do Ponciano sees daytime highs around 29°C and nights near 21°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Girau do Ponciano 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 Girau do Ponciano peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 9 (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)	14	15	14	13	10	9	9	10	11	12	13	12
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high	Very high	Extreme	Extreme	Extreme	Extreme

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

Location & terrain

Where is Girau do Ponciano?

Girau do Ponciano sits at 9.9°S, 36.8°W, 248 m above sea level, in Brazil. The nearest listed city is Lagoa da Canoa, 12 km away.

Topography around Girau do Ponciano

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

Within 3 km, the terrain around Girau do Ponciano has only modest variations in elevation — a maximum elevation change of 218 m around an average of 215 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 464 m; within 80 km, large variations in elevation — a maximum elevation change of 958 m.

The land around Girau do Ponciano is covered by grassland (83%) within 3 km, grassland (79%) within 16 km, and grassland (66%) within 80 km.

3 km

218 m

grassland 83%

16 km

464 m

grassland 79%

80 km

958 m

grassland 66%

treesshrubsgrasslandcroplandartificial surfaceswaterwetland

← August Girau do Ponciano year-round climate October →Best places to visit in September

September weather nearby: Lagoa da Canoa 12 km · Feira Grande 17 km · Traipu 21 km · Arapiraca 24 km · Craíbas 30 km · São Sebastião 31 km · Igreja Nova 32 km · Porto Real do Colégio 34 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 Girau do Ponciano (-9.8842°, -36.8289°, elevation 248 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	28	20
2	28	20
3	28	21
4	28	21
5	28	21
6	28	21
7	28	21
8	28	21
9	28	21
10	28	21
11	28	21
12	28	21
13	28	21
14	28	21
15	28	21
16	28	21
17	29	21
18	29	21
19	29	21
20	29	21
21	29	21
22	29	21
23	29	21
24	29	21
25	29	21
26	29	21
27	29	21
28	30	21
29	30	21
30	30	21

	Clearer (%)	Cloudier (%)
1	65	35
2	65	35
3	65	35
4	65	35
5	65	35
6	65	35
7	65	35
8	65	35
9	66	34
10	66	34
11	67	33
12	68	32
13	69	31
14	70	30
15	71	29
16	72	28
17	73	27
18	75	25
19	75	25
20	76	24
21	77	23
22	78	22
23	79	21
24	78	22
25	78	22
26	79	21
27	79	21
28	79	21
29	78	22
30	78	22

	Rain chance (%)
1	49
2	48
3	48
4	48
5	48
6	48
7	48
8	47
9	47
10	46
11	46
12	45
13	44
14	44
15	43
16	42
17	40
18	39
19	38
20	37
21	35
22	34
23	33
24	32
25	31
26	30
27	29
28	29
29	28
30	28

	Humid (%)	Muggy (%)	Oppressive (%)
1	5	87	8
2	5	87	8
3	5	87	8
4	5	86	9
5	5	86	9
6	5	86	9
7	5	85	10
8	5	85	10
9	5	84	11
10	5	84	11
11	5	84	11
12	4	85	11
13	4	85	11
14	4	85	11
15	4	85	11
16	4	85	11
17	4	85	11
18	4	85	11
19	3	86	11
20	3	86	11
21	3	86	11
22	3	86	11
23	3	86	11
24	3	86	11
25	2	87	11
26	2	87	11
27	2	87	11
28	2	86	12
29	2	86	12
30	2	86	12

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

	Clearer (%)	Cloudier (%)
1	65	35
2	65	35
3	65	35
4	65	35
5	65	35
6	65	35
7	65	35
8	65	35
9	66	34
10	66	34
11	67	33
12	68	32
13	69	31
14	70	30
15	71	29
16	72	28
17	73	27
18	75	25
19	75	25
20	76	24
21	77	23
22	78	22
23	79	21
24	78	22
25	78	22
26	79	21
27	79	21
28	79	21
29	78	22
30	78	22

	Rain chance (%)
1	49
2	48
3	48
4	48
5	48
6	48
7	48
8	47
9	47
10	46
11	46
12	45
13	44
14	44
15	43
16	42
17	40
18	39
19	38
20	37
21	35
22	34
23	33
24	32
25	31
26	30
27	29
28	29
29	28
30	28

	Humid (%)	Muggy (%)	Oppressive (%)
1	5	87	8
2	5	87	8
3	5	87	8
4	5	86	9
5	5	86	9
6	5	86	9
7	5	85	10
8	5	85	10
9	5	84	11
10	5	84	11
11	5	84	11
12	4	85	11
13	4	85	11
14	4	85	11
15	4	85	11
16	4	85	11
17	4	85	11
18	4	85	11
19	3	86	11
20	3	86	11
21	3	86	11
22	3	86	11
23	3	86	11
24	3	86	11
25	2	87	11
26	2	87	11
27	2	87	11
28	2	86	12
29	2	86	12
30	2	86	12

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

	Clearer (%)	Cloudier (%)
1	65	35
2	65	35
3	65	35
4	65	35
5	65	35
6	65	35
7	65	35
8	65	35
9	66	34
10	66	34
11	67	33
12	68	32
13	69	31
14	70	30
15	71	29
16	72	28
17	73	27
18	75	25
19	75	25
20	76	24
21	77	23
22	78	22
23	79	21
24	78	22
25	78	22
26	79	21
27	79	21
28	79	21
29	78	22
30	78	22

	Rain chance (%)
1	49
2	48
3	48
4	48
5	48
6	48
7	48
8	47
9	47
10	46
11	46
12	45
13	44
14	44
15	43
16	42
17	40
18	39
19	38
20	37
21	35
22	34
23	33
24	32
25	31
26	30
27	29
28	29
29	28
30	28

	Humid (%)	Muggy (%)	Oppressive (%)
1	5	87	8
2	5	87	8
3	5	87	8
4	5	86	9
5	5	86	9
6	5	86	9
7	5	85	10
8	5	85	10
9	5	84	11
10	5	84	11
11	5	84	11
12	4	85	11
13	4	85	11
14	4	85	11
15	4	85	11
16	4	85	11
17	4	85	11
18	4	85	11
19	3	86	11
20	3	86	11
21	3	86	11
22	3	86	11
23	3	86	11
24	3	86	11
25	2	87	11
26	2	87	11
27	2	87	11
28	2	86	12
29	2	86	12
30	2	86	12