Cruzeiro do Oeste weather in December

In December, Cruzeiro do Oeste sees average daytime highs of 30°C and overnight lows near 21°C, with 186 mm of rain across 16.8 wet days and about 13.4 hours of daylight. It is the 2nd-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 26% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 24 min at the start of December to 13 h 24 min by month's end. Set against the rest of the year, December is Cruzeiro do Oeste's 11th-clearest and 8th-windiest month. For the whole year in context, see Cruzeiro do Oeste's year-round climate.

Daytime high
30°
2nd warmest
Overnight low
21°
10th coldest
Rainfall
186 mm
16.8 wet days
Daylight
13 h 30 min
6:45 AM – 8:12 PM
Cloud cover
65%
11th clearest
Wind
9 km/h
8th windiest
Solar energy
6.23 kWh/m²
Travel score
4.1
out of 10

Cruzeiro do Oeste is settlement in Brazil.

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

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 Cruzeiro do Oeste reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
193021
203021
213021
223021
233021
243021
253021
263021
273021
283021
293021
303021
313021

How December really feels in Cruzeiro do Oeste

Once humidity and wind are folded in, December averages 12 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
12
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.

Cruzeiro do Oeste weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°19419.913.33.7
Feb30° / 21°17417.312.83.8
Mar30° / 21°12314.512.24.6
Apr28° / 19°1008.311.56.3
May24° / 15°1328.610.97.2
Jun24° / 15°1128.210.67.4
Jul24° / 14°816.510.77.8
Aug26° / 15°826.411.27.6
Sep28° / 17°1288.911.96.7
Oct29° / 19°17913.212.65.1
Nov30° / 20°15613.113.14.8
Dec30° / 21°18616.813.44.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34159
44060
53961
64060
73961
84060
94060
104060
114159
124258
134258
144357
154357
164456
174456
184555
194555
204456
214456
224357
234258
244159
254159
264060
273961
283961
293862
303862
313862

Chance of precipitation in December

Any precipitation

Cruzeiro do Oeste gets around 186 mm of rain over 16.8 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 54% and peaks near 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
247
348
448
549
650
750
851
951
1051
1152
1252
1352
1453
1553
1653
1753
1854
1954
2055
2156
2256
2357
2458
2559
2660
2760
2861
2962
3062
3163

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1210234520
229234620
328224721
428214722
528214722
627214723
727214723
827214724
917214724
1017214725
1117214625
1216214626
1316214526
1416214527
1516214527
1616214428
1716214329
1815214330
1915214231
2015204232
2115194234
2205194135
2304184137
2404174138
2504164140
2603154141
2703144042
2803144043
2903134044
3003134045
3102124046

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 24 min at the start of December to 13 h 24 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 6:41 AM to 6:52 AM, and sunset from 8:03 PM to 8:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:418:03
213.46:418:04
313.46:418:04
413.46:428:05
513.46:428:06
613.46:428:06
713.46:428:07
813.46:428:08
913.46:428:08
1013.46:438:09
1113.46:438:09
1213.46:438:10
1313.46:448:11
1413.56:448:11
1513.56:448:12
1613.56:458:12
1713.56:458:13
1813.56:458:13
1913.56:468:14
2013.56:468:14
2113.56:478:15
2213.56:478:15
2313.56:488:16
2413.56:488:16
2513.56:498:17
2613.56:498:17
2713.56:508:17
2813.56:508:18
2913.56:518:18
3013.56:518:19
3113.46:528:19

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.23 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 6.23 kWh/m² in December across the year — December's 6.23 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in December

Is December a good time to visit Cruzeiro do Oeste?

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

4.1
Sightseeing
10th-best month of the year
5.7
Beach & pool
10th-best month of the year

December is a reasonable time to visit Cruzeiro do Oeste for sightseeing.

What to pack for Cruzeiro do Oeste in December

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

In December, Cruzeiro do Oeste sees daytime highs around 30°C and nights near 21°C. Pack light clothes, rain gear and sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Cruzeiro do Oeste in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cruzeiro do Oeste peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeJan 19UV 15Sep 14UV 4
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep3Moderate
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Cruzeiro do Oeste 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 Cruzeiro do Oeste is worst in September — around 21 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1620 µg/m³Mar 146 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar6Good
Apr7Good
May8Good
Jun8Good
Jul8Good
Aug11Good
Sep21Moderate
Oct12Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Cruzeiro do Oeste?

Cruzeiro do Oeste sits at 23.8°S, 53.1°W, 465 m above sea level, in Brazil. The nearest listed city is Tapejara, 21 km away.

Topography around Cruzeiro do Oeste

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

Within 3 km, the terrain around Cruzeiro do Oeste has only modest variations in elevation — a maximum elevation change of 148 m around an average of 433 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 225 m; within 80 km, significant variations in elevation — a maximum elevation change of 548 m.

The land around Cruzeiro do Oeste is covered by cropland (38%) and grassland (25%) within 3 km, cropland (57%), trees (23%) and grassland (20%) within 16 km, and cropland (68%) within 80 km.

3 km
148 m
16 km
225 m
80 km
548 m
treesgrasslandcroplandartificial surfaces
December weather nearby: Tapejara 21 km · Umuarama 26 km · Goioerê 45 km · Cianorte 50 km · Terra Boa 64 km · Iporã 69 km · Campo Mourão 76 km · Assis Chateaubriand 84 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 Cruzeiro do Oeste (-23.785°, -53.0733°, elevation 465 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).