Pindaré-Mirim weather in September

In September, Pindaré-Mirim sees average daytime highs of 34°C and overnight lows near 24°C, with 10 mm of rain across 2 wet days and about 12 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 65% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Pindaré-Mirim's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Pindaré-Mirim's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
24°
9th coldest
Rainfall
10 mm
2 wet days
Daylight
12 hours
5:56 AM – 5:55 PM
Cloud cover
38%
2nd clearest
Wind
10 km/h
2nd windiest
Solar energy
6.07 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 34°C through the month.

A typical September day in Pindaré-Mirim reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 36°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13424
23424
33424
43424
53424
63424
73424
83424
93424
103424
113424
123424
133424
143424
153424
163524
173524
183524
193524
203525
213525
223525
233525
243525
253525
263525
273525
283525
293525
303525

How September really feels in Pindaré-Mirim

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
21 feel dangerously hot (≥ 39°C)
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.

Pindaré-Mirim weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°2412512.22.6
Feb31° / 24°29925.712.12.5
Mar31° / 24°37829.5122.4
Apr31° / 24°3792811.92.5
May31° / 24°19422.811.83.1
Jun31° / 24°6713.311.84.1
Jul32° / 23°418.411.84.5
Aug33° / 24°133.211.94.2
Sep34° / 24°102123.5
Oct35° / 25°193.512.13.1
Nov34° / 25°426.912.23.0
Dec33° / 25°10814.612.22.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
19010
29010
39010
49010
58911
68911
78911
88911
98911
108911
118911
128812
138812
148812
158812
168812
178812
188713
198713
208713
218713
228713
238713
248713
258713
268713
278614
288515
298515
308416

Chance of precipitation in September

Any precipitation

Pindaré-Mirim gets around 10 mm of rain over 2 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
18
28
38
48
57
67
77
87
96
106
116
126
136
146
156
166
176
187
197
207
217
227
238
248
258
268
278
288
298
309

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 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
16877
26886
36886
47885
57885
67894
78884
88893
98893
108893
118893
128893
138893
148893
158893
168893
178893
187903
197903
207903
217903
227903
236913
246922
256922
266922
276922
286922
296922
306931

Wind in September

Winds average 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:03 AM to 5:50 AM, and sunset from 5:59 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:035:59
211.96:035:59
311.96:025:59
411.96:025:58
511.96:015:58
611.96:015:58
712.06:005:58
812.06:005:57
912.06:005:57
1012.05:595:57
1112.05:595:56
1212.05:585:56
1312.05:585:56
1412.05:575:56
1512.05:575:55
1612.05:565:55
1712.05:565:55
1812.05:555:55
1912.05:555:54
2012.05:545:54
2112.05:545:54
2212.05:535:54
2312.05:535:53
2412.05:535:53
2512.05:525:53
2612.05:525:52
2712.05:515:52
2812.05:515:52
2912.05:505:52
3012.05:505:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.07 kWh/m².

For context, solar energy here swings from a low near 4.23 kWh/m² to a high of 6.17 kWh/m² in October across the year — September's 6.07 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.0Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Hazard calendar for Pindaré-Mirim

In seasonPeak

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

Pindaré-Mirim's monsoon runs January–May, 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 Pindaré-Mirim?

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

3.5
Sightseeing
4th-best month of the year
7.1
Beach & pool
2nd-best month of the year

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

What to pack for Pindaré-Mirim in September

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

In September, Pindaré-Mirim sees daytime highs around 34°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Pindaré-Mirim 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 Pindaré-Mirim peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 17UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Pindaré-Mirim 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 Pindaré-Mirim is worst in November — around 22 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (July, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1621 µg/m³Jul 148 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar15Moderate
Apr14Moderate
May10Good
Jun9Good
Jul8Good
Aug9Good
Sep11Good
Oct17Moderate
Nov22Moderate
Dec17Moderate
Location & terrain

Where is Pindaré-Mirim?

Pindaré-Mirim sits at 3.6°S, 45.3°W, 24 m above sea level, in Brazil. The nearest listed city is Santa Inês, 8.0 km away.

Topography around Pindaré-Mirim

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

Within 3 km, the terrain around Pindaré-Mirim has only modest variations in elevation — a maximum elevation change of 30 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, only modest variations in elevation — a maximum elevation change of 223 m.

The land around Pindaré-Mirim is covered by grassland (65%) within 3 km, grassland (50%) and trees (33%) within 16 km, and grassland (59%) and trees (34%) within 80 km.

3 km
30 m
16 km
52 m
80 km
223 m
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Santa Inês 8.0 km · Monção 17 km · Bom Jardim 30 km · Pio XII 33 km · Penalva 40 km · Cajari 49 km · Zé Doca 51 km · Santa Luzia 53 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 Pindaré-Mirim (-3.6083°, -45.3433°, elevation 24 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).