Lajeado weather in September

In September, Lajeado sees average daytime highs of 22°C and overnight lows near 12°C, with 161 mm of rain across 12.4 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 4th-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 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 Lajeado's 11th-clearest and 1st-windiest month. For the whole year in context, see Lajeado's year-round climate.

Daytime high
22°
8th warmest
Overnight low
12°
5th coldest
Rainfall
161 mm
12.4 wet days
Daylight
11 h 48 min
7:27 AM – 7:17 PM
Cloud cover
63%
11th clearest
Wind
9 km/h
1st windiest
Solar energy
4.1 kWh/m²
Travel score
6.2
out of 10

Lajeado 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 22°C through the month.

A typical September day in Lajeado 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 29°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12212
22212
32212
42212
52212
62212
72212
82212
92212
102212
112212
122212
132212
142212
152212
162212
172212
182212
192212
202212
212212
222212
232212
242212
252212
262213
272213
282213
292313
302313

Lajeado weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°18116.513.74.6
Feb29° / 19°15915.313.14.7
Mar28° / 18°13313.912.25.7
Apr25° / 15°13210.811.36.7
May21° / 12°1221010.56.5
Jun19° / 10°12610.210.16.0
Jul19° / 15910.710.36.0
Aug21° / 11°12610.210.96.5
Sep22° / 12°16112.411.86.2
Oct24° / 14°19814.412.76.1
Nov27° / 16°14612.613.56.2
Dec29° / 18°16714.513.95.2

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
24654
34654
44555
54456
64258
74258
84159
94258
104159
114159
124159
134060
144060
154060
164159
174060
184060
194060
204159
214159
224159
234159
244159
254159
264060
273961
283862
293862
303664

Chance of precipitation in September

Any precipitation

Lajeado gets around 161 mm of rain over 12.4 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 41% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
135
236
336
437
537
638
739
839
940
1040
1140
1241
1341
1442
1542
1643
1743
1843
1943
2044
2144
2244
2344
2444
2544
2644
2744
2844
2945
3045

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 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14827223
24727223
34727224
44627234
54627234
64627234
74627234
84528234
94528234
104528244
114428244
124428244
134328254
144328254
154328254
164228264
174228264
184228254
194228254
204228255
214228255
224228255
234128256
244128256
254028267
263928267
273928268
283828268
293728269
303628269

Wind in September

Winds average 9 km/h in September, the windiest month of the year.

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 7:46 AM to 7:10 AM, and sunset from 7:09 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:467:09
211.47:457:09
311.47:447:10
411.57:437:11
511.57:417:11
611.57:407:12
711.67:397:12
811.67:387:13
911.67:367:13
1011.67:357:14
1111.77:347:14
1211.77:337:15
1311.77:317:15
1411.87:307:16
1511.87:297:16
1611.87:277:17
1711.97:267:17
1811.97:257:18
1911.97:247:19
2011.97:227:19
2112.07:217:20
2212.07:207:20
2312.07:187:21
2412.17:177:21
2512.17:167:22
2612.17:157:22
2712.27:137:23
2812.27:127:24
2912.27:117:24
3012.37:107:25

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.1 kWh/m².

For context, solar energy here swings from a low near 2.42 kWh/m² to a high of 6.45 kWh/m² in December across the year — September's 4.1 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
104.0Moderate
114.0Moderate
124.0Moderate
134.0Bright
144.0Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.2Bright
204.2Bright
214.2Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in September

Is September a good time to visit Lajeado?

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

6.2
Sightseeing
4th-best month of the year
4.3
Beach & pool
8th-best month of the year

September is a reasonable time to visit Lajeado for sightseeing.

What to pack for Lajeado in September

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

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

light clothesrain gear

UV index in Lajeado 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 Lajeado peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 16UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr8Very high
May5Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct6High
Nov11Extreme
Dec12Extreme

Air quality in Lajeado 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 Lajeado is worst in September — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1217 µg/m³Dec 1910 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr12Good
May12Good
Jun11Good
Jul13Moderate
Aug16Moderate
Sep17Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Lajeado?

Lajeado sits at 29.5°S, 52.0°W, 28 m above sea level, in Brazil. The nearest listed city is Estrela, 4.0 km away.

Topography around Lajeado

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

Within 3 km, the terrain around Lajeado has only modest variations in elevation — a maximum elevation change of 83 m around an average of 44 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 579 m; within 80 km, large variations in elevation — a maximum elevation change of 808 m.

The land around Lajeado is covered by artificial surfaces (43%) and trees (35%) within 3 km, trees (47%) and cropland (30%) within 16 km, and trees (67%) within 80 km.

3 km
83 m
16 km
579 m
80 km
808 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Estrela 4.0 km · Arroio do Meio 7.0 km · Teutônia 15 km · Encantado 27 km · Venâncio Aires 27 km · Taquari 38 km · Garibaldi 48 km · Carlos Barbosa 48 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 Lajeado (-29.4669°, -51.9614°, elevation 28 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).