Morrinhos weather in September

In September, Morrinhos sees average daytime highs of 32°C and overnight lows near 19°C, with 36 mm of rain across 6.1 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 56% 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 06 min by month's end. Set against the rest of the year, September is Morrinhos's 4th-clearest and 2nd-windiest month. For the whole year in context, see Morrinhos's year-round climate.

Daytime high
32°
1st warmest
Overnight low
19°
6th coldest
Rainfall
36 mm
6.1 wet days
Daylight
11 h 54 min
7:14 AM – 7:08 PM
Cloud cover
40%
4th clearest
Wind
9 km/h
2nd windiest
Solar energy
6.02 kWh/m²
Travel score
4.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Morrinhos reaches about 32°C in the afternoon and slips back to 19°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°C. Set against its neighbours, September runs about 2°C warmer than August and on par with October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13118
23218
33218
43218
53219
63219
73219
83219
93219
103219
113219
123219
133219
143219
153219
163220
173220
183220
193220
203220
213220
223220
233220
243220
253220
263220
273220
283220
293220
303220

How September really feels in Morrinhos

Once humidity and wind are folded in, September averages 15 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
15
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.

Morrinhos weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°24523.112.93.7
Feb29° / 20°1771912.63.9
Mar29° / 20°17620.612.14.1
Apr29° / 19°6910.911.65.4
May28° / 17°213.611.27.1
Jun28° / 16°61.3118.1
Jul28° / 15°30.5117.8
Aug30° / 17°8111.46.4
Sep32° / 19°366.111.94.6
Oct32° / 21°10815.212.43.7
Nov30° / 20°20721.812.83.6
Dec29° / 21°25024.8133.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
28020
37921
47921
57921
68020
78020
87822
97822
107822
117723
127624
137624
147426
157426
167228
177228
187129
197030
206832
216733
226634
236535
246337
256139
266040
276040
285842
295842
305842

Chance of precipitation in September

Any precipitation

Morrinhos gets around 36 mm of rain over 6.1 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 21% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
18
28
38
49
59
610
710
811
912
1013
1114
1215
1316
1417
1518
1620
1721
1822
1924
2025
2127
2229
2330
2432
2533
2635
2736
2837
2938
3039

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 10% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
17018111
26918112
36818122
46818122
56619132
66419143
76419143
86319153
96219154
106020164
115820175
125721175
135521186
145322196
155123197
164923208
174724219
184524229
1942252210
2040252312
2138252413
2236252514
2334252516
2432252618
2530242619
2629242721
2727232723
2826222725
2925212726
3024202728

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 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
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 36 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 30 minutes over September. Sunrise moves from 7:27 AM to 7:01 AM, and sunset from 7:06 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:277:06
211.77:267:06
311.77:257:06
411.77:247:06
511.77:237:06
611.77:227:06
711.77:227:06
811.87:217:07
911.87:207:07
1011.87:197:07
1111.87:187:07
1211.87:177:07
1311.87:167:07
1411.97:157:07
1511.97:157:08
1611.97:147:08
1711.97:137:08
1811.97:127:08
1912.07:117:08
2012.07:107:08
2112.07:097:08
2212.07:087:09
2312.07:077:09
2412.07:077:09
2512.17:067:09
2612.17:057:09
2712.17:047:09
2812.17:037:10
2912.17:027:10
3012.17:017:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.02 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.19 kWh/m² in October across the year — September's 6.02 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Morrinhos

In seasonPeak

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

Morrinhos's monsoon runs November–March, 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 Morrinhos?

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

4.6
Sightseeing
6th-best month of the year
7.3
Beach & pool
5th-best month of the year

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

What to pack for Morrinhos in September

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

In September, Morrinhos sees daytime highs around 32°C and nights near 19°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Morrinhos in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Morrinhos peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 9UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in Morrinhos 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 Morrinhos is worst in September — around 19 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (July, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1717 µg/m³Jul 125 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar7Good
Apr7Good
May6Good
Jun5Good
Jul4Good
Aug8Good
Sep19Moderate
Oct11Good
Nov6Good
Dec7Good
Location & terrain

Where is Morrinhos?

Morrinhos sits at 17.7°S, 49.1°W, 751 m above sea level, in Brazil. The nearest listed city is Goiatuba, 41 km away.

Topography around Morrinhos

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

Within 3 km, the terrain around Morrinhos has only modest variations in elevation — a maximum elevation change of 136 m around an average of 777 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 327 m; within 80 km, large variations in elevation — a maximum elevation change of 611 m.

The land around Morrinhos is covered by cropland (31%), artificial surfaces (27%) and grassland (21%) within 3 km, cropland (42%), grassland (33%) and trees (23%) within 16 km, and cropland (39%), grassland (31%) and trees (26%) within 80 km.

3 km
136 m
16 km
327 m
80 km
611 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Goiatuba 41 km · Pontalina 43 km · Piracanjuba 48 km · Caldas Novas 50 km · Itumbiara 77 km · Bela Vista de Goiás 86 km · Bom Jesus de Goiás 86 km · Hidrolândia 87 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 Morrinhos (-17.7311°, -49.0994°, elevation 751 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).