Colíder weather in September

In September, Colíder sees average daytime highs of 33°C and overnight lows near 23°C, with 51 mm of rain across 8.3 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 45% of the time in September, and the air most often feels oppressive.

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 Colíder's 4th-clearest and 5th-windiest month. For the whole year in context, see Colíder's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
23°
11th coldest
Rainfall
51 mm
8.3 wet days
Daylight
11 h 54 min
6:38 AM – 6:34 PM
Cloud cover
48%
4th clearest
Wind
7 km/h
5th windiest
Solar energy
5.88 kWh/m²
Travel score
3.5
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical September day in Colíder reaches about 33°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13422
23422
33422
43422
53422
63422
73422
83422
93422
103423
113423
123423
133423
143423
153423
163423
173323
183323
193323
203323
213323
223323
233323
243323
253323
263323
273323
283323
293323
303323

How September really feels in Colíder

Once humidity and wind are folded in, September averages 30 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
30
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.

Colíder weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°26328.312.62.9
Feb29° / 22°25226.112.42.9
Mar30° / 22°21826.912.13.0
Apr30° / 22°13420.611.83.5
May31° / 21°347.211.54.8
Jun32° / 21°5111.45.3
Jul32° / 21°20.311.45.1
Aug34° / 21°71.311.64.1
Sep33° / 23°518.311.93.5
Oct32° / 23°13919.312.23.1
Nov31° / 22°2042412.53.0
Dec30° / 22°25527.112.63.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% 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 (%)
17921
27822
37723
47624
57525
67525
77426
87327
97228
107228
117129
127030
136931
146931
156733
166733
176634
186535
196436
206436
216337
226238
236139
246040
255941
265743
275644
285545
295446
305248

Chance of precipitation in September

Any precipitation

Colíder gets around 51 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 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
113
214
315
415
516
617
717
818
919
1020
1121
1222
1323
1424
1525
1626
1728
1829
1930
2032
2134
2236
2337
2439
2540
2642
2743
2845
2946
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1722332711
2620332812
3619342813
4518342914
5517342916
6516332917
7515332918
8515332919
9414322921
10413322922
11412312923
12312303025
13311293027
14210283128
15210273130
1629263232
1718243334
1817233336
1916213438
2016193440
2115173543
2214153545
2314133548
2403113551
2503103453
260283357
270273358
280263260
290153163
300143065

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:48 AM to 6:29 AM, and sunset from 6:35 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:486:35
211.86:476:35
311.86:476:35
411.86:466:35
511.86:456:35
611.86:456:35
711.86:446:35
811.96:436:35
911.96:436:35
1011.96:426:35
1111.96:416:35
1211.96:416:35
1311.96:406:35
1411.96:396:34
1511.96:396:34
1611.96:386:34
1712.06:376:34
1812.06:376:34
1912.06:366:34
2012.06:356:34
2112.06:356:34
2212.06:346:34
2312.06:336:34
2412.06:326:34
2512.06:326:34
2612.06:316:34
2712.16:316:34
2812.16:306:34
2912.16:296:34
3012.16:296:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.88 kWh/m².

For context, solar energy here swings from a low near 4.85 kWh/m² to a high of 5.91 kWh/m² in October across the year — September's 5.88 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
296.0Bright
306.0Bright
Planning a trip in September

Hazard calendar for Colíder

In seasonPeak

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

Colíder's monsoon runs October–April, when most of the year's rain falls.

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

Is September a good time to visit Colíder?

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

3.5
Sightseeing
5th-best month of the year
6.5
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Colíder. The water and warmth also suit a beach or pool day.

What to pack for Colíder in September

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

In September, Colíder sees daytime highs around 33°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Colíder in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Colíder peaks around February 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 15Sep 14UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Colíder 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 Colíder is worst in September — around 59 µg/m³ PM2.5 (unhealthy), about 6.6× the cleanest month (April, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateSep 1655 µg/m³Apr 209 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr9Good
May9Good
Jun10Good
Jul9Good
Aug26Moderate
Sep59Unhealthy
Oct26Moderate
Nov15Moderate
Dec12Good
Location & terrain

Where is Colíder?

Colíder sits at 10.8°S, 55.5°W, 322 m above sea level, in Brazil. The nearest listed city is Peixoto de Azevedo, 84 km away.

Lucas do Rio Verde

Topography around Colíder

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

Within 3 km, the terrain around Colíder has only modest variations in elevation — a maximum elevation change of 137 m around an average of 320 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 237 m; within 80 km, significant variations in elevation — a maximum elevation change of 288 m.

The land around Colíder is covered by grassland (56%) and trees (24%) within 3 km, grassland (62%) and trees (32%) within 16 km, and trees (47%) and grassland (37%) within 80 km.

3 km
137 m
16 km
237 m
80 km
288 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Peixoto de Azevedo 84 km · Matupá 92 km · Guarantã do Norte 113 km · Sinop 116 km · Sorriso 194 km · Juara 231 km · Tapurah 243 km · Lucas do Rio Verde 256 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 Colíder (-10.8178°, -55.4508°, elevation 322 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).