São Francisco de Paula weather in September

In September, São Francisco de Paula sees average daytime highs of 21°C and overnight lows near 11°C, with 187 mm of rain across 13.4 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 29% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is São Francisco de Paula's 9th-clearest and 2nd-windiest month. For the whole year in context, see São Francisco de Paula's year-round climate.

Daytime high
21°
8th warmest
Overnight low
11°
5th coldest
Rainfall
187 mm
13.4 wet days
Daylight
11 h 48 min
7:22 AM – 7:11 PM
Cloud cover
63%
9th clearest
Wind
9 km/h
2nd windiest
Solar energy
4.12 kWh/m²
Travel score
5.8
out of 10

São Francisco de Paula is human settlement in Brazil.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical September day in São Francisco de Paula reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 28°C. Set against its neighbours, September runs on par with August and about 2°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12110
22110
32111
42111
52111
62111
72111
82111
92111
102111
112111
122111
132011
142011
152011
162011
172011
182011
192011
202011
212011
222011
232111
242111
252111
262111
272111
282111
292111
302112

São Francisco de Paula weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 17°22619.713.75.1
Feb26° / 17°18618.613.15.1
Mar25° / 16°16716.812.25.8
Apr23° / 14°12512.611.36.3
May20° / 11°13811.610.56.0
Jun18° / 1311110.15.7
Jul18° / 17311.410.35.7
Aug20° / 14811.110.96.2
Sep21° / 11°18713.411.85.8
Oct22° / 13°21715.412.75.8
Nov24° / 14°15914.213.56.2
Dec26° / 16°18716.313.95.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 59%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34654
44456
54456
64357
74258
84159
94159
104060
114060
124060
134060
143961
154060
163961
174060
184060
194060
203961
214060
224060
234060
243961
253961
263862
273862
283763
293664
303664

Chance of precipitation in September

Any precipitation

São Francisco de Paula gets around 187 mm of rain over 13.4 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 45% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
138
239
339
440
541
641
742
842
943
1043
1144
1244
1344
1445
1545
1646
1746
1846
1947
2047
2147
2247
2347
2447
2547
2648
2748
2848
2948
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1642790
26327100
36327100
46327100
56227110
66128110
76128110
86128110
96029110
106029110
115930110
125930110
135731120
145731120
155632120
165632120
175532130
185532130
195532130
205631130
215631130
225531140
235531140
245431150
255431150
265430160
275330170
285230171
295229181
305129191

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over September. Sunrise moves from 7:41 AM to 7:04 AM, and sunset from 7:03 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:417:03
211.47:397:04
311.47:387:04
411.57:377:05
511.57:367:06
611.57:357:06
711.67:337:07
811.67:327:07
911.67:317:08
1011.67:307:08
1111.77:287:09
1211.77:277:09
1311.77:267:10
1411.87:247:10
1511.87:237:11
1611.87:227:11
1711.97:217:12
1811.97:197:12
1911.97:187:13
2011.97:177:14
2112.07:157:14
2212.07:147:15
2312.07:137:15
2412.17:127:16
2512.17:107:16
2612.17:097:17
2712.27:087:17
2812.27:077:18
2912.27:057:19
3012.37:047:19

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.12 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 6.29 kWh/m² in December across the year — September's 4.12 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Moderate
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.4Bright
304.4Bright
Planning a trip in September

Is September a good time to visit São Francisco de Paula?

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

5.8
Sightseeing
5th-best month of the year
3.4
Beach & pool
8th-best month of the year

September is a reasonable time to visit São Francisco de Paula for sightseeing.

What to pack for São Francisco de Paula in September

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

In September, São Francisco de Paula sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 13 days see rain.

rain gear

UV index in São Francisco de Paula in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in São Francisco de Paula peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 17UV 13Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct9Very high
Nov12Extreme
Dec13Extreme

Air quality in São Francisco de Paula 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 São Francisco de Paula is worst in August — around 26 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (March, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1725 µg/m³Mar 127 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr7Good
May7Good
Jun7Good
Jul12Moderate
Aug26Moderate
Sep15Moderate
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is São Francisco de Paula?

São Francisco de Paula sits at 29.4°S, 50.6°W, 900 m above sea level, in Brazil. The nearest listed city is Três Coroas, 20 km away.

Topography around São Francisco de Paula

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Francisco de Paula.

Within 3 km, the terrain around São Francisco de Paula has significant variations in elevation — a maximum elevation change of 428 m around an average of 850 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 935 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,203 m.

The land around São Francisco de Paula is covered by trees (60%) and grassland (29%) within 3 km, trees (68%) and grassland (25%) within 16 km, and trees (52%) and grassland (30%) within 80 km.

3 km
428 m
16 km
935 m
80 km
1,203 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Três Coroas 20 km · Rolante 23 km · Igrejinha 24 km · Canela 25 km · Gramado 29 km · Taquara 29 km · Parobé 32 km · Nova Hartz 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
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 São Francisco de Paula (-29.4481°, -50.5836°, elevation 900 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).