Universidade Rural weather in September

In September, Universidade Rural sees average daytime highs of 26°C and overnight lows near 18°C, with 79 mm of rain across 11.1 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Universidade Rural's 6th-clearest and 1st-windiest month. For the whole year in context, see Universidade Rural's year-round climate.

Daytime high
26°
8th warmest
Overnight low
18°
5th coldest
Rainfall
79 mm
11.1 wet days
Daylight
11 h 54 min
6:53 AM – 6:45 PM
Cloud cover
58%
6th clearest
Wind
8 km/h
1st windiest
Solar energy
4.49 kWh/m²
Travel score
6.5
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Universidade Rural reaches about 26°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 31°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12618
22618
32618
42618
52618
62618
72618
82618
92618
102618
112618
122618
132618
142618
152618
162619
172619
182619
192619
202619
212619
222619
232619
242619
252619
262619
272619
282619
292619
302619

How September really feels in Universidade Rural

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Universidade Rural weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°2732113.23.6
Feb31° / 23°19717.612.83.7
Mar29° / 22°20020.112.24.1
Apr28° / 21°10613.111.55.8
May26° / 18°6810.310.96.8
Jun25° / 17°406.610.67.6
Jul25° / 16°406.610.77.7
Aug25° / 17°356.811.27.5
Sep26° / 18°7911.111.96.5
Oct27° / 20°11413.912.55.8
Nov27° / 21°19018.713.14.9
Dec29° / 22°22720.813.44.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16139
26040
36040
45941
55842
65743
75644
85545
95446
105248
115149
125050
134951
144852
154654
164555
174456
184456
194258
204159
214060
223961
233961
243862
253763
263763
273565
283565
293466
303466

Chance of precipitation in September

Any precipitation

Universidade Rural gets around 79 mm of rain over 11.1 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 36% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
128
229
329
430
530
631
732
832
933
1033
1133
1234
1334
1435
1535
1636
1736
1837
1938
2039
2140
2241
2341
2442
2543
2643
2744
2844
2945
3045

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 30% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
142654160
242653170
332555170
432554180
532554180
632454190
732453200
832452210
922353220
1022253230
1122252240
1222152250
1312053260
1412051280
1511951290
1611851300
1721750310
1821749320
1921649330
2021548341
2121547351
2231446352
2331445362
2431344373
2531344373
2631343384
2731242384
2831242385
2931241385
3031241396

Wind in September

Winds average 8 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 8 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
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over September. Sunrise moves from 7:08 AM to 6:39 AM, and sunset from 6:41 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:086:41
211.67:076:41
311.67:066:41
411.67:056:42
511.67:046:42
611.67:036:42
711.77:026:42
811.77:016:43
911.77:006:43
1011.76:596:43
1111.86:586:44
1211.86:576:44
1311.86:566:44
1411.86:556:45
1511.86:546:45
1611.96:536:45
1711.96:526:46
1811.96:516:46
1911.96:506:46
2012.06:496:46
2112.06:486:47
2212.06:476:47
2312.06:466:47
2412.16:456:48
2512.16:446:48
2612.16:436:48
2712.16:426:49
2812.16:416:49
2912.26:406:49
3012.26:396:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.49 kWh/m².

For context, solar energy here swings from a low near 3.32 kWh/m² to a high of 5.86 kWh/m² in February across the year — September's 4.49 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.6Bright
304.6Bright
Planning a trip in September

Hazard calendar for Universidade Rural

In seasonPeak

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

Universidade Rural's rainy season runs November–March, 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 Universidade Rural?

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

6.5
Sightseeing
5th-best month of the year
6.3
Beach & pool
6th-best month of the year

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

What to pack for Universidade Rural in September

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

In September, Universidade Rural sees daytime highs around 26°C and nights near 18°C. Worth packing: light clothes and rain gear. About 11 days see rain.

light clothesrain gear

Sea temperature near Universidade Rural in September

The nearest coast averages about 21°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 40 km away) is warmest in February at about 26°C and coldest in August near 21°C.

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

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Universidade Rural in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Universidade Rural peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 16UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Universidade Rural 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 Universidade Rural is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (December, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJul 1237 µg/m³Dec 2319 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar21Moderate
Apr24Moderate
May31Moderate
Jun36Poor
Jul38Poor
Aug32Moderate
Sep37Poor
Oct24Moderate
Nov20Moderate
Dec19Moderate
Location & terrain

Where is Universidade Rural?

Universidade Rural sits at 22.8°S, 43.7°W, 28 m above sea level, in Brazil. The nearest listed city is Seropédica, 3.0 km away.

Topography around Universidade Rural

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

Within 3 km, the terrain around Universidade Rural has only modest variations in elevation — a maximum elevation change of 73 m around an average of 25 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 861 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,224 m.

The land around Universidade Rural is covered by grassland (56%) and trees (32%) within 3 km, grassland (46%) and trees (37%) within 16 km, and trees (36%), water (29%) and grassland (27%) within 80 km.

3 km
73 m
16 km
861 m
80 km
2,224 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Seropédica 3.0 km · Itaguaí 13 km · Japeri 14 km · Queimados 15 km · Paracambi 18 km · Nova Iguaçu 25 km · Piraí 26 km · Mendes 27 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 Universidade Rural (-22.7664°, -43.6914°, elevation 28 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).