Passagem Franca weather in December

In December, Passagem Franca sees average daytime highs of 31°C and overnight lows near 23°C, with 150 mm of rain across 17.9 wet days and about 12.4 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 17% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Passagem Franca's 8th-clearest and 8th-windiest month. For the whole year in context, see Passagem Franca's year-round climate.

Daytime high
31°
7th warmest
Overnight low
23°
9th coldest
Rainfall
150 mm
17.9 wet days
Daylight
12 h 24 min
5:41 AM – 6:02 PM
Cloud cover
69%
8th clearest
Wind
5 km/h
8th windiest
Solar energy
5.22 kWh/m²
Travel score
3.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical December day in Passagem Franca reaches about 31°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°C. Set against its neighbours, December runs about 1°C cooler than November and about 1°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123123
133123
143123
153123
163123
173123
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How December really feels in Passagem Franca

Once humidity and wind are folded in, December averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Passagem Franca weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°25826.112.33.1
Feb30° / 22°24624.812.23.0
Mar30° / 22°27027.2123.0
Apr30° / 22°17521.411.93.4
May31° / 22°679.411.74.5
Jun32° / 22°81.511.65.0
Jul32° / 22°50.611.75.0
Aug34° / 23°10.111.84.2
Sep35° / 23°81.1123.3
Oct35° / 24°334.712.13.1
Nov33° / 23°9511.712.33.4
Dec31° / 23°15017.912.43.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54654
64555
74555
84555
94357
104357
114258
124159
133961
143862
153763
163664
173763
183763
193565
203466
213367
223367
233367
243268
253268
263169
273169
283070
292872
302872
312872

Chance of precipitation in December

Any precipitation

Passagem Franca gets around 150 mm of rain over 17.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 73% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
148
248
348
448
548
649
750
850
951
1052
1154
1255
1356
1458
1559
1660
1761
1862
1963
2064
2164
2265
2366
2466
2567
2668
2769
2870
2971
3072
3173

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 84% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
122672
222672
312574
412574
512475
612376
712277
812178
912079
1011980
1101882
1201783
1301684
1401585
1501486
1601387
1701288
1801189
1901189
2001090
2101090
2201090
230991
240991
250991
260892
270892
280892
290793
300793
310793

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 18 min at the start of December to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:35 AM to 5:48 AM, and sunset from 5:55 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:355:55
212.35:355:55
312.35:365:56
412.35:365:56
512.35:365:57
612.35:375:57
712.35:375:58
812.35:375:58
912.35:385:59
1012.45:385:59
1112.45:386:00
1212.45:396:00
1312.45:396:01
1412.45:406:01
1512.45:406:02
1612.45:416:02
1712.45:416:02
1812.45:416:03
1912.45:426:03
2012.45:426:04
2112.45:436:04
2212.45:436:05
2312.45:446:05
2412.45:446:06
2512.45:456:06
2612.45:456:07
2712.45:466:07
2812.45:466:08
2912.45:476:08
3012.45:476:08
3112.45:486:09

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.22 kWh/m².

For context, solar energy here swings from a low near 4.54 kWh/m² to a high of 6.58 kWh/m² in September across the year — December's 5.22 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Passagem Franca

In seasonPeak

In December, Passagem Franca sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Passagem Franca's monsoon runs December–April, when most of the year's rain falls.

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

Is December a good time to visit Passagem Franca?

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

3.4
Sightseeing
5th-best month of the year
5.2
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Passagem Franca.

What to pack for Passagem Franca in December

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

In December, Passagem Franca sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Passagem Franca in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Passagem Franca peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 10 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 11UV 15Aug 10UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Passagem Franca in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Passagem Franca is worst in September — around 63 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (June, 9 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateUnhealthyModerateSep 2363 µg/m³Jun 129 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar12Good
Apr11Good
May9Good
Jun9Good
Jul10Good
Aug25Moderate
Sep63Unhealthy
Oct63Unhealthy
Nov25Moderate
Dec17Moderate
Location & terrain

Where is Passagem Franca?

Passagem Franca sits at 6.2°S, 43.8°W, 237 m above sea level, in Brazil. The nearest listed city is Paraibano, 36 km away.

Topography around Passagem Franca

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

Within 3 km, the terrain around Passagem Franca has only modest variations in elevation — a maximum elevation change of 168 m around an average of 251 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 292 m; within 80 km, significant variations in elevation — a maximum elevation change of 422 m.

The land around Passagem Franca is covered by trees (59%) and grassland (31%) within 3 km, trees (79%) within 16 km, and trees (77%) within 80 km.

3 km
168 m
16 km
292 m
80 km
422 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Paraibano 36 km · São João dos Patos 36 km · Buriti Bravo 38 km · Colinas 54 km · Pastos Bons 57 km · Fortuna 65 km · Mirador 67 km · Parnarama 94 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 Passagem Franca (-6.1797°, -43.7836°, elevation 237 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).