Sananduva weather in September

In September, Sananduva sees average daytime highs of 22°C and overnight lows near 12°C, with 166 mm of rain across 11.4 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 36% 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 12 min by month's end. Set against the rest of the year, September is Sananduva's 6th-clearest and 1st-windiest month. For the whole year in context, see Sananduva's year-round climate.

Daytime high
22°
8th warmest
Overnight low
12°
5th coldest
Rainfall
166 mm
11.4 wet days
Daylight
11 h 48 min
7:26 AM – 7:17 PM
Cloud cover
57%
6th clearest
Wind
13 km/h
1st windiest
Solar energy
4.49 kWh/m²
Travel score
6.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 22°C through the month.

A typical September day in Sananduva reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12211
22211
32211
42211
52211
62211
72211
82211
92211
102211
112211
122211
132211
142112
152112
162112
172112
182112
192112
202112
212112
222212
232212
242212
252212
262212
272212
282212
292212
302212

Sananduva weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°16116.713.65.4
Feb27° / 18°15215.2135.5
Mar26° / 17°12912.912.26.3
Apr24° / 14°12510.111.46.8
May20° / 11°1599.710.66.3
Jun18° / 1501010.36.0
Jul18° / 1479.810.46.1
Aug20° / 10°1128.7116.8
Sep22° / 12°16611.411.86.4
Oct24° / 14°21714.112.76.2
Nov26° / 15°15612.413.46.4
Dec27° / 17°16314.913.75.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25446
35347
45347
55149
65050
75050
85050
94852
104852
114852
124753
134753
144654
154654
164654
174555
184555
194555
204654
214555
224555
234456
244456
254456
264258
274159
284159
294060
303961

Chance of precipitation in September

Any precipitation

Sananduva gets around 166 mm of rain over 11.4 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 38% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
129
229
330
431
531
632
733
834
935
1035
1136
1237
1337
1438
1538
1639
1739
1840
1940
2041
2141
2242
2342
2442
2543
2643
2743
2843
2943
3043

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 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1633250
2613360
3613360
4603370
5603370
6593380
7593380
8583390
9583390
10583390
115733100
125832100
135632111
145632111
155532121
165532121
175432131
185432131
195432131
205332141
215332141
225332141
235133151
245233150
255133160
265033170
274933180
284933180
294833190
304732201

Wind in September

Winds average 13 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light 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 24 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over September. Sunrise moves from 7:44 AM to 7:09 AM, and sunset from 7:09 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:447:09
211.47:437:10
311.57:427:10
411.57:417:11
511.57:407:11
611.67:397:12
711.67:377:12
811.67:367:13
911.67:357:13
1011.77:347:14
1111.77:337:14
1211.77:317:15
1311.87:307:15
1411.87:297:16
1511.87:287:16
1611.87:267:17
1711.97:257:17
1811.97:247:18
1911.97:237:18
2012.07:227:19
2112.07:207:19
2212.07:197:20
2312.07:187:20
2412.17:177:21
2512.17:157:21
2612.17:147:22
2712.17:137:22
2812.27:127:23
2912.27:117:23
3012.27:097:24

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.49 kWh/m².

For context, solar energy here swings from a low near 2.64 kWh/m² to a high of 6.49 kWh/m² in December across the year — September's 4.49 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Is September a good time to visit Sananduva?

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

6.4
Sightseeing
3rd-best month of the year
4.2
Beach & pool
8th-best month of the year

September is a reasonable time to visit Sananduva for sightseeing.

What to pack for Sananduva in September

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

In September, Sananduva sees daytime highs around 22°C and nights near 12°C. Worth packing: rain gear. About 11 days see rain.

rain gear

UV index in Sananduva in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sananduva peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 21UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct7Very high
Nov12Extreme
Dec13Extreme

Air quality in Sananduva 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 Sananduva is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1415 µg/m³Mar 126 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug12Good
Sep15Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Sananduva?

Sananduva sits at 27.9°S, 51.8°W, 655 m above sea level, in Brazil. The nearest listed city is Tapejara, 24 km away.

Topography around Sananduva

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

Within 3 km, the terrain around Sananduva has only modest variations in elevation — a maximum elevation change of 193 m around an average of 684 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 369 m; within 80 km, large variations in elevation — a maximum elevation change of 657 m.

The land around Sananduva is covered by cropland (47%) and trees (33%) within 3 km, cropland (59%) and trees (35%) within 16 km, and cropland (52%) and trees (39%) within 80 km.

3 km
193 m
16 km
369 m
80 km
657 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Tapejara 24 km · Lagoa Vermelha 40 km · Getúlio Vargas 42 km · Erechim 58 km · Marau 68 km · Passo Fundo 68 km · Capinzal 70 km · Concórdia 82 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 Sananduva (-27.9497°, -51.8067°, elevation 655 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).