Terenos weather in September

In September, Terenos sees average daytime highs of 31°C and overnight lows near 20°C, with 80 mm of rain across 8.3 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 53% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Terenos's 4th-clearest and 2nd-windiest month. For the whole year in context, see Terenos's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
20°
5th coldest
Rainfall
80 mm
8.3 wet days
Daylight
11 h 54 min
6:37 AM – 6:30 PM
Cloud cover
44%
4th clearest
Wind
11 km/h
2nd windiest
Solar energy
5.49 kWh/m²
Travel score
4.9
out of 10

Terenos 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 31°C through the month.

A typical September day in Terenos reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 36°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13119
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223120
233120
243120
253120
263121
273121
283121
293121
303121

How September really feels in Terenos

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
0
heat index over the day's high
Days feeling ≤ C
0
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.

Terenos weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23523.613.13.3
Feb30° / 22°17521.312.73.4
Mar30° / 22°14518.712.13.9
Apr30° / 20°7910.411.55.3
May27° / 18°797.5117.0
Jun27° / 17°524.510.87.7
Jul27° / 17°273.610.97.9
Aug30° / 18°283.611.36.4
Sep31° / 20°808.311.94.9
Oct31° / 21°13315.412.54.0
Nov31° / 22°15217.5133.8
Dec30° / 22°2032213.23.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27525
37426
47426
57228
67228
77030
87030
97030
106931
116832
126832
136832
146832
156832
166832
176832
186733
196634
206634
216535
226436
236436
246337
256139
266040
275941
285842
295743
305743

Chance of precipitation in September

Any precipitation

Terenos gets around 80 mm of rain over 8.3 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 28% and peaks near 41% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
117
218
319
419
520
620
721
821
922
1022
1123
1223
1324
1425
1525
1626
1727
1828
1929
2030
2131
2233
2334
2435
2537
2638
2739
2840
2941
3041

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 30% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
148311560
247311670
345301680
444301790
543301890
6422919100
7402920110
8392921110
9372822120
10362823130
11342724140
12332726140
13312627150
14302528160
15292529170
16282430181
17272330191
18262231201
19252231221
20242131231
21232031251
22222030271
23211930292
24201829312
25191729332
26181728353
27171627363
28161626384
29161625394
30151625405

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 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 36 minutes over September. Sunrise moves from 6:51 AM to 6:24 AM, and sunset from 6:27 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:516:27
211.66:516:27
311.66:506:27
411.66:496:28
511.76:486:28
611.76:476:28
711.76:466:28
811.76:456:28
911.76:446:29
1011.86:436:29
1111.86:426:29
1211.86:416:29
1311.86:406:30
1411.86:396:30
1511.96:386:30
1611.96:376:30
1711.96:366:31
1811.96:356:31
1911.96:346:31
2012.06:336:31
2112.06:326:31
2212.06:316:32
2312.06:306:32
2412.06:296:32
2512.16:296:32
2612.16:286:33
2712.16:276:33
2812.16:266:33
2912.16:256:33
3012.26:246:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.49 kWh/m².

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 6.02 kWh/m² in November across the year — September's 5.49 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Terenos

In seasonPeak

None of Terenos's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Terenos's rainy season runs October–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Terenos?

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

4.9
Sightseeing
6th-best month of the year
7.1
Beach & pool
5th-best month of the year

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

What to pack for Terenos in September

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

In September, Terenos sees daytime highs around 31°C and nights near 20°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Terenos in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Terenos peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highHighExtremeJan 19UV 15Sep 14UV 5
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep4Moderate
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Terenos 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 Terenos is worst in September — around 22 µg/m³ PM2.5 (moderate), about 4.0× the cleanest month (July, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1821 µg/m³Jul 116 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar7Good
Apr6Good
May7Good
Jun6Good
Jul6Good
Aug10Good
Sep22Moderate
Oct15Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Terenos?

Terenos sits at 20.4°S, 54.9°W, 429 m above sea level, in Brazil. The nearest listed city is Campo Grande, 22 km away.

Topography around Terenos

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

Within 3 km, the terrain around Terenos has only modest variations in elevation — a maximum elevation change of 140 m around an average of 413 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 326 m; within 80 km, significant variations in elevation — a maximum elevation change of 589 m.

The land around Terenos is covered by cropland (42%), trees (24%) and grassland (20%) within 3 km, cropland (40%), trees (32%) and grassland (25%) within 16 km, and trees (36%), grassland (32%) and cropland (29%) within 80 km.

3 km
140 m
16 km
326 m
80 km
589 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Campo Grande 22 km · Sidrolândia 55 km · Campo Verde 83 km · Aquidauana 97 km · Anastácio 99 km · Ribas do Rio Pardo 115 km · São Gabriel do Oeste 120 km · Nova Alvorada do Sul 124 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 Terenos (-20.4422°, -54.8603°, elevation 429 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).