Marituba weather in September

In September, Marituba sees average daytime highs of 32°C and overnight lows near 24°C, with 39 mm of rain across 9.3 wet days and about 12 hours of daylight. It is the 3rd-warmest and 12th-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 32% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Marituba's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Marituba's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
24°
9th coldest
Rainfall
39 mm
9.3 wet days
Daylight
12 hours
6:08 AM – 6:07 PM
Cloud cover
49%
3rd clearest
Wind
11 km/h
2nd windiest
Solar energy
6.18 kWh/m²
Travel score
4.1
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 Marituba reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 33°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224

How September really feels in Marituba

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.

Marituba weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°30627.912.12.8
Feb30° / 24°39526.9122.7
Mar30° / 24°51130.5122.6
Apr30° / 24°47229.7122.6
May31° / 24°31127.911.92.8
Jun31° / 23°13221.711.93.3
Jul31° / 23°9718.611.93.7
Aug32° / 24°5613.9123.9
Sep32° / 24°399.3124.1
Oct32° / 24°409.2124.0
Nov32° / 24°5610.312.13.8
Dec31° / 24°14419.612.13.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 45% of September, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18218
28218
38218
48218
58218
68119
78119
88020
98020
108020
118020
127921
137921
147822
157723
167723
177624
187624
197624
207525
217426
227426
237426
247426
257426
267525
277426
287426
297327
307228

Chance of precipitation in September

Any precipitation

Marituba gets around 39 mm of rain over 9.3 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 32% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
242
342
441
540
639
738
837
936
1035
1135
1234
1333
1432
1531
1630
1729
1828
1927
2026
2126
2225
2325
2425
2524
2624
2724
2825
2925
3025

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 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
108812
208812
308812
408911
508911
609010
718910
818910
91909
101909
111909
121909
131918
141918
151918
160928
170928
180928
190937
200937
210937
220937
230937
240937
250937
260937
270946
280946
290937
300937

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
110calm
210calm
310calm
410calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 hours 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 0 minutes over September. Sunrise moves from 6:14 AM to 6:02 AM, and sunset from 6:12 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:146:12
212.06:136:12
312.06:136:12
412.06:136:11
512.06:126:11
612.06:126:11
712.06:126:10
812.06:116:10
912.06:116:10
1012.06:106:09
1112.06:106:09
1212.06:106:09
1312.06:096:08
1412.06:096:08
1512.06:086:08
1612.06:086:07
1712.06:076:07
1812.06:076:07
1912.06:076:06
2012.06:066:06
2112.06:066:06
2212.06:056:05
2312.06:056:05
2412.06:056:05
2512.06:046:05
2612.06:046:04
2712.06:036:04
2812.06:036:04
2912.06:036:03
3012.06:026:03

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.18 kWh/m².

For context, solar energy here swings from a low near 4.23 kWh/m² to a high of 6.28 kWh/m² in October across the year — September's 6.18 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in September

Hazard calendar for Marituba

In seasonPeak

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

Marituba'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 Marituba?

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

4.1
Sightseeing
1st-best month of the year
6.6
Beach & pool
1st-best month of the year

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

What to pack for Marituba in September

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

In September, Marituba sees daytime highs around 32°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near Marituba in September

The nearest coast averages about 29°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 km away) is warmest in June at about 29°C and coldest in March near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb28Tropical
Mar28Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Marituba 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 Marituba peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 20 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jul 20UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec10Extreme

Air quality in Marituba 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 Marituba is worst in November — around 26 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1725 µg/m³Jun 1610 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar21Moderate
Apr17Moderate
May11Good
Jun10Good
Jul11Good
Aug13Moderate
Sep14Moderate
Oct17Moderate
Nov26Moderate
Dec20Moderate
Location & terrain

Where is Marituba?

Marituba sits at 1.4°S, 48.3°W, 16 m above sea level, in Brazil. The nearest listed city is Ananindeua, 4.0 km away.

Topography around Marituba

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

Within 3 km, the terrain around Marituba has only modest variations in elevation — a maximum elevation change of 39 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 59 m; within 80 km, only modest variations in elevation — a maximum elevation change of 69 m.

The land around Marituba is covered by trees (46%) and artificial surfaces (39%) within 3 km, trees (65%) within 16 km, and trees (61%) and water (20%) within 80 km.

3 km
39 m
16 km
59 m
80 km
69 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Ananindeua 4.0 km · Benevides 11 km · Santa Bárbara do Pará 16 km · Santa Isabel do Pará 21 km · Belém 21 km · Santo Antônio do Tauá 33 km · Barcarena 36 km · Bujaru 38 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 Marituba (-1.3553°, -48.3419°, elevation 16 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).