Coronel João Sá weather in September

In September, Coronel João Sá sees average daytime highs of 30°C and overnight lows near 20°C, with 16 mm of rain across 6 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 26% 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 Coronel João Sá's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Coronel João Sá's year-round climate.

Daytime high
30°
8th warmest
Overnight low
20°
3rd coldest
Rainfall
16 mm
6 wet days
Daylight
11 h 54 min
5:28 AM – 5:24 PM
Cloud cover
51%
2nd clearest
Wind
13 km/h
2nd windiest
Solar energy
5.18 kWh/m²
Travel score
5.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 29°C in the first days to 31°C by the end.

A typical September day in Coronel João Sá reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
133020
143020
153020
163020
173020
183020
193020
203020
213020
223020
233120
243120
253120
263120
273121
283121
293121
303121

How September really feels in Coronel João Sá

Once humidity and wind are folded in, September averages 6 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
6
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.

Coronel João Sá weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°356.212.53.6
Feb33° / 23°367.312.33.5
Mar33° / 23°438.912.13.5
Apr32° / 23°428.911.84.2
May30° / 22°3810.511.55.1
Jun28° / 20°3510.911.46.0
Jul27° / 20°2810.811.56.3
Aug28° / 19°238.911.76.3
Sep30° / 20°16611.95.6
Oct32° / 21°153.512.24.7
Nov33° / 22°18412.53.9
Dec34° / 22°244.112.63.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 39% of September, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55941
65941
76040
86040
96139
106139
116238
126238
136337
146337
156535
166535
176733
186733
196832
206832
216931
227030
237030
247129
257129
267228
277129
287129
297129
307030

Chance of precipitation in September

Any precipitation

Coronel João Sá gets around 16 mm of rain over 6 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 20% and peaks near 25% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
122
222
323
423
524
624
724
824
925
1025
1125
1224
1324
1424
1523
1622
1722
1821
1919
2018
2117
2216
2315
2414
2513
2613
2712
2811
2911
3011

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 72% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
131690
231690
331690
431690
531690
631690
731690
831690
931690
1030700
1130700
1229710
1329710
1428720
1528720
1627730
1727730
1827730
1926740
2026740
2125750
2225750
2324760
2424760
2524760
2623770
2723770
2823770
2923761
3023761

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light 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 5:37 AM to 5:19 AM, and sunset from 5:25 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:375:25
211.85:375:25
311.85:365:25
411.85:365:25
511.85:355:25
611.85:345:25
711.95:345:25
811.95:335:25
911.95:325:25
1011.95:325:25
1111.95:315:25
1211.95:305:25
1311.95:305:25
1411.95:295:25
1511.95:285:24
1611.95:285:24
1712.05:275:24
1812.05:265:24
1912.05:265:24
2012.05:255:24
2112.05:245:24
2212.05:245:24
2312.05:235:24
2412.05:225:24
2512.05:225:24
2612.05:215:24
2712.15:205:24
2812.15:205:24
2912.15:195:23
3012.15:195:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.18 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 6.32 kWh/m² in December across the year — September's 5.18 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.5Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.7Bright
Planning a trip in September

Is September a good time to visit Coronel João Sá?

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

5.6
Sightseeing
4th-best month of the year
7.6
Beach & pool
1st-best month of the year

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

What to pack for Coronel João Sá in September

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

In September, Coronel João Sá sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Coronel João Sá 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 Coronel João Sá peaks around February 16 at about 15 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 16UV 15Jul 12UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Coronel João Sá?

Coronel João Sá sits at 10.3°S, 37.9°W, 206 m above sea level, in Brazil. The nearest listed city is Carira, 26 km away.

Topography around Coronel João Sá

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

Within 3 km, the terrain around Coronel João Sá has only modest variations in elevation — a maximum elevation change of 60 m around an average of 215 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 209 m; within 80 km, large variations in elevation — a maximum elevation change of 728 m.

The land around Coronel João Sá is covered by grassland (76%) within 3 km, grassland (60%) within 16 km, and grassland (51%) and shrubs (24%) within 80 km.

3 km
60 m
16 km
209 m
80 km
728 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Carira 26 km · Paripiranga 45 km · Fátima 47 km · Jeremoabo 52 km · Simão Dias 52 km · Poço Verde 55 km · Nossa Senhora da Glória 56 km · Poço Redondo 60 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
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Coronel João Sá (-10.2842°, -37.9264°, elevation 206 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).