Terra Santa weather in September

In September, Terra Santa sees average daytime highs of 33°C and overnight lows near 25°C, with 91 mm of rain across 12.7 wet days and about 12 hours of daylight. It is the 1st-warmest and 11th-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 43% 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 Terra Santa's 2nd-clearest and 1st-windiest month. For the whole year in context, see Terra Santa's year-round climate.

Daytime high
33°
1st warmest
Overnight low
25°
11th coldest
Rainfall
91 mm
12.7 wet days
Daylight
12 hours
6:41 AM – 6:40 PM
Cloud cover
51%
2nd clearest
Wind
7 km/h
1st windiest
Solar energy
5.92 kWh/m²
Travel score
3.4
out of 10

Terra Santa is 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 33°C through the month.

A typical September day in Terra Santa reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°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)
13225
23325
33325
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143325
153325
163325
173325
183325
193325
203325
213325
223325
233325
243325
253325
263325
273325
283325
293325
303325

How September really feels in Terra Santa

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
16 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.

Terra Santa weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°39728.112.12.9
Feb29° / 24°39325.712.12.9
Mar29° / 24°46928.9122.8
Apr29° / 24°46628.9122.8
May30° / 24°35829.111.92.9
Jun30° / 24°20123.911.93.3
Jul31° / 24°13018.411.93.9
Aug32° / 24°8612.711.93.9
Sep33° / 25°9112.7123.4
Oct33° / 25°13214.4123.2
Nov32° / 25°17919.112.13.1
Dec31° / 25°28124.412.13.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16535
26535
36436
46337
56238
66238
76139
86139
96139
106139
116139
126139
136139
146139
156139
166139
176040
186139
196139
206139
216040
226139
236139
246040
255941
265941
275842
285842
295743
305545

Chance of precipitation in September

Any precipitation

Terra Santa gets around 91 mm of rain over 12.7 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 42% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
141
241
341
441
541
641
741
842
942
1042
1142
1242
1342
1442
1542
1642
1742
1842
1942
2042
2142
2242
2342
2442
2542
2642
2742
2843
2943
3043

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 56% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
105545
205644
315544
415643
515643
615742
715841
815841
915841
1015841
1115841
1215841
1315742
1415742
1515643
1615643
1715544
1815544
1915445
2015445
2115445
2215346
2315346
2415445
2515445
2615445
2715544
2815544
2915643
3015643

Wind in September

Winds average 7 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 7 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
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 6:47 AM to 6:35 AM, and sunset from 6:44 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:476:44
212.06:466:44
312.06:466:44
412.06:466:44
512.06:456:43
612.06:456:43
712.06:446:43
812.06:446:42
912.06:446:42
1012.06:436:42
1112.06:436:41
1212.06:426:41
1312.06:426:41
1412.06:416:41
1512.06:416:40
1612.06:416:40
1712.06:406:40
1812.06:406:39
1912.06:396:39
2012.06:396:39
2112.06:386:38
2212.06:386:38
2312.06:386:38
2412.06:376:37
2512.06:376:37
2612.06:366:37
2712.06:366:37
2812.06:366:36
2912.06:356:36
3012.06:356:36

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.92 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.78 kWh/m² to a high of 5.92 kWh/m² in September across the year — September's 5.92 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
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Terra Santa

In seasonPeak

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

Terra Santa's rainy season runs December–May, 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 Terra Santa?

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

3.4
Sightseeing
3rd-best month of the year
6.0
Beach & pool
2nd-best month of the year

September is a weaker month for outdoor sightseeing in Terra Santa.

What to pack for Terra Santa in September

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

In September, Terra Santa sees daytime highs around 33°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Terra Santa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Terra Santa peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 16 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeExtremeFeb 21UV 15Nov 16UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec12Extreme

Air quality in Terra Santa 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 Terra Santa is worst in November — around 33 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (June, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1532 µg/m³Jun 209 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar15Moderate
Apr13Moderate
May10Good
Jun9Good
Jul9Good
Aug12Moderate
Sep16Moderate
Oct25Moderate
Nov33Moderate
Dec21Moderate
Location & terrain

Where is Terra Santa?

Terra Santa sits at 2.1°S, 56.5°W, 21 m above sea level, in Brazil. The nearest listed city is Nhamundá, 27 km away.

Topography around Terra Santa

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

Within 3 km, the terrain around Terra Santa has only modest variations in elevation — a maximum elevation change of 31 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 128 m; within 80 km, only modest variations in elevation — a maximum elevation change of 217 m.

The land around Terra Santa is covered by water (43%), grassland (25%) and trees (24%) within 3 km, trees (37%), grassland (30%) and water (25%) within 16 km, and trees (68%) within 80 km.

3 km
31 m
16 km
128 m
80 km
217 m
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Nhamundá 27 km · Juruti 44 km · Parintins 65 km · Oriximiná 79 km · Barreirinha 100 km · Óbidos 110 km · Urucará 149 km · Belterra 182 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 Terra Santa (-2.1042°, -56.4869°, elevation 21 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).