União weather in November

In November, União sees average daytime highs of 36°C and overnight lows near 25°C, with 35 mm of rain across 4.5 wet days and about 12.2 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 34% of the time in November, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of November to 12 h 12 min by month's end. Set against the rest of the year, November is União's 6th-clearest and 5th-windiest month. For the whole year in context, see União's year-round climate.

Daytime high
36°
2nd warmest
Overnight low
25°
12th coldest
Rainfall
35 mm
4.5 wet days
Daylight
12 h 12 min
5:30 AM – 5:43 PM
Cloud cover
56%
6th clearest
Wind
8 km/h
5th windiest
Solar energy
6.26 kWh/m²
Travel score
2.0
out of 10

União is settlement in Uniao, Piaui, Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in November

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical November day in União reaches about 36°C in the afternoon and slips back to 25°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 39°C. Set against its neighbours, November runs on par with October and about 1°C warmer than December.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13725
23725
33725
43725
53725
63725
73725
83725
93725
103725
113725
123725
133725
143725
153725
163625
173625
183625
193625
203625
213625
223625
233625
243625
253625
263625
273625
283625
293625
303625

How November really feels in União

Once humidity and wind are folded in, November 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
30 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in November is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

União weather by month

How November compares with the rest of the year at a glance. November is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°22821.812.22.6
Feb32° / 23°29622.212.22.7
Mar31° / 23°36327122.6
Apr31° / 23°32524.611.92.8
May32° / 23°14315.111.83.6
Jun33° / 23°234.611.74.2
Jul34° / 23°121.711.84.0
Aug35° / 24°20.511.93.2
Sep36° / 24°30.6122.3
Oct37° / 25°101.512.11.8
Nov36° / 25°354.512.22.0
Dec35° / 25°849.712.32.4

Cloud cover in November

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in November.

Beyond those clear spells, partly cloudy skies cover about 24% of November, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26733
36733
46733
56634
66634
76535
86436
96436
106238
116139
126040
135941
145842
155743
165644
175545
185446
195347
205248
215149
225248
235248
245149
255149
265248
275248
285347
295347
305347

Chance of precipitation in November

Any precipitation

União gets around 35 mm of rain over 4.5 wet days in November. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 19% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
110
210
310
410
510
610
710
810
910
1010
1111
1211
1312
1412
1513
1614
1714
1815
1916
2017
2118
2218
2319
2419
2519
2619
2719
2819
2919
3019

Humidity in November

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, November lands in the muggy band about 58% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
111562220
211462230
311363230
411263240
511263240
601164250
701164250
801064260
901064260
100964270
110964270
120963280
130962290
140862300
150861310
160860320
170859330
180858340
190856360
200855370
210853381
220852391
230851401
240850411
250849411
260849421
270849421
280849421
290849422
300749422

Wind in November

Winds average 8 km/h in November.

Across November, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in November

DaylightNight

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

Days grow by about 0 minutes over November. Sunrise moves from 5:30 AM to 5:33 AM, and sunset from 5:40 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:305:40
212.25:305:40
312.25:305:40
412.25:305:40
512.25:305:40
612.25:305:41
712.25:305:41
812.25:305:41
912.25:305:41
1012.25:305:41
1112.25:305:42
1212.25:305:42
1312.25:305:42
1412.25:305:43
1512.25:305:43
1612.25:305:43
1712.25:305:43
1812.25:315:44
1912.25:315:44
2012.25:315:44
2112.25:315:45
2212.25:315:45
2312.25:325:45
2412.25:325:46
2512.25:325:46
2612.25:325:47
2712.25:335:47
2812.25:335:47
2912.25:335:48
3012.25:335:48

Solar energy in November

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in November, about 6.26 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 6.71 kWh/m² in October across the year — November's 6.26 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in November

Hazard calendar for União

In seasonPeak

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

União's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is November a good time to visit União?

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

2.0
Sightseeing
11th-best month of the year
5.1
Beach & pool
8th-best month of the year

November is a weaker month for outdoor sightseeing in União.

What to pack for União in November

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

In November, União sees daytime highs around 36°C and nights near 25°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in União in November

LowModerateHighVery highExtreme

Clear-sky midday UV in November 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 União peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 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 highExtremeMar 14UV 15Jul 24UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in União in November

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.

Air quality in União is worst in November — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 922 µg/m³Jun 1211 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar14Moderate
Apr13Moderate
May12Good
Jun10Good
Jul14Moderate
Aug20Moderate
Sep17Moderate
Oct22Moderate
Nov22Moderate
Dec18Moderate
Location & terrain

Where is União?

União sits at 4.6°S, 42.9°W, 60 m above sea level, in Brazil. The nearest listed city is José de Freitas, 37 km away.

Topography around União

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

Within 3 km, the terrain around União has only modest variations in elevation — a maximum elevation change of 96 m around an average of 54 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, significant variations in elevation — a maximum elevation change of 318 m.

The land around União is covered by grassland (40%) and trees (24%) within 3 km, trees (58%) and grassland (23%) within 16 km, and trees (66%) within 80 km.

3 km
96 m
16 km
139 m
80 km
318 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
November weather nearby: José de Freitas 37 km · Coelho Neto 40 km · Miguel Alves 47 km · Teresina 56 km · Timon 57 km · Caxias 62 km · Altos 67 km · Aldeias Altas 67 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 União (-4.5858°, -42.8642°, elevation 60 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).