Sorriso weather in December

In December, Sorriso sees average daytime highs of 30°C and overnight lows near 22°C, with 229 mm of rain across 26.3 wet days and about 12.7 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 4% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of December to 12 h 42 min by month's end. Set against the rest of the year, December is Sorriso's 11th-clearest and 7th-windiest month. For the whole year in context, see Sorriso's year-round climate.

Daytime high
30°
11th warmest
Overnight low
22°
10th coldest
Rainfall
229 mm
26.3 wet days
Daylight
12 h 42 min
6:17 AM – 7:01 PM
Cloud cover
84%
11th clearest
Wind
6 km/h
7th windiest
Solar energy
5.09 kWh/m²
Travel score
3.1
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Sorriso reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How December really feels in Sorriso

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.

Sorriso weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°24927.212.73.0
Feb30° / 22°22725.512.42.9
Mar30° / 22°19625.512.13.0
Apr31° / 22°9416.611.73.7
May31° / 21°275.111.44.9
Jun32° / 20°50.811.35.4
Jul32° / 19°10.311.35.4
Aug34° / 20°71.211.64.2
Sep34° / 22°437.711.93.3
Oct32° / 22°12619.112.32.9
Nov31° / 22°19123.712.63.0
Dec30° / 22°22926.312.73.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21288
31288
41288
51288
61288
71387
81387
91387
101387
111486
121486
131486
141486
151486
161585
171585
181684
191684
201684
211684
221684
231684
241684
251486
261486
271486
281486
291387
301387
311387

Chance of precipitation in December

Any precipitation

Sorriso gets around 229 mm of rain over 26.3 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 85% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
183
283
384
484
584
685
785
885
985
1086
1186
1286
1386
1486
1586
1686
1785
1885
1985
2085
2184
2284
2384
2485
2585
2685
2786
2886
2987
3087
3188

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11990
21990
31990
41990
51990
61990
71990
81990
91990
102980
112980
122980
132980
142980
152980
162980
172980
182980
192980
202980
212980
222980
232980
242980
251990
261990
271990
281981
291981
301981
311981

Wind in December

Winds average 6 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
15calm
25calm
35calm
45calm
55calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 42 min at the start of December to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:12 AM to 6:24 AM, and sunset from 6:53 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:126:53
212.76:126:54
312.76:136:54
412.76:136:55
512.76:136:55
612.76:136:56
712.76:146:56
812.76:146:57
912.76:146:57
1012.76:156:58
1112.76:156:58
1212.76:156:59
1312.76:166:59
1412.76:167:00
1512.76:177:01
1612.76:177:01
1712.76:177:02
1812.76:187:02
1912.76:187:03
2012.76:197:03
2112.76:197:03
2212.76:207:04
2312.76:207:04
2412.76:217:05
2512.76:217:05
2612.76:227:06
2712.76:227:06
2812.76:237:07
2912.76:237:07
3012.76:247:07
3112.76:247:08

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.09 kWh/m².

For context, solar energy here swings from a low near 4.78 kWh/m² to a high of 5.87 kWh/m² in October across the year — December's 5.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.2Bright
235.2Bright
245.2Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.0Bright
Planning a trip in December

Hazard calendar for Sorriso

In seasonPeak

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

Sorriso's monsoon runs October–March, 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 Sorriso?

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

3.1
Sightseeing
7th-best month of the year
4.2
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Sorriso.

What to pack for Sorriso in December

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

In December, Sorriso sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Sorriso in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sorriso peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 10UV 15Sep 15UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul9Very high
Aug10Very high
Sep7Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Sorriso 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 Sorriso is worst in September — around 48 µg/m³ PM2.5 (poor), about 5.2× the cleanest month (July, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateSep 1744 µg/m³Jul 1210 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar12Good
Apr10Good
May11Good
Jun11Good
Jul9Good
Aug19Moderate
Sep48Poor
Oct23Moderate
Nov14Moderate
Dec11Good
Location & terrain

Where is Sorriso?

Sorriso sits at 12.5°S, 55.7°W, 363 m above sea level, in Brazil. The nearest listed city is Lucas do Rio Verde, 63 km away.

Nobres

Topography around Sorriso

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

Within 3 km, the terrain around Sorriso has only modest variations in elevation — a maximum elevation change of 67 m around an average of 364 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 92 m; within 80 km, only modest variations in elevation — a maximum elevation change of 171 m.

The land around Sorriso is covered by artificial surfaces (47%) and trees (27%) within 3 km, cropland (61%) and trees (28%) within 16 km, and cropland (63%) and trees (34%) within 80 km.

3 km
67 m
16 km
92 m
80 km
171 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Lucas do Rio Verde 63 km · Sinop 79 km · Tapurah 90 km · Nova Mutum 148 km · Colíder 194 km · Diamantino 222 km · Juara 244 km · Nobres 251 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 Sorriso (-12.5453°, -55.7114°, elevation 363 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).