Mogi Guaçu weather in December

In December, Mogi Guaçu sees average daytime highs of 29°C and overnight lows near 20°C, with 221 mm of rain across 21.5 wet days and about 13.3 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 16% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of December to 13 h 24 min by month's end. Set against the rest of the year, December is Mogi Guaçu's 11th-clearest and 6th-windiest month. For the whole year in context, see Mogi Guaçu's year-round climate.

Daytime high
29°
4th warmest
Overnight low
20°
10th coldest
Rainfall
221 mm
21.5 wet days
Daylight
13 h 24 min
6:23 AM – 7:45 PM
Cloud cover
70%
11th clearest
Wind
7 km/h
6th windiest
Solar energy
5.9 kWh/m²
Travel score
4.0
out of 10

Mogi Guaçu is human 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 29°C through the month.

A typical December day in Mogi Guaçu reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°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)
12919
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

Mogi Guaçu weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°2632313.23.7
Feb29° / 20°18919.212.83.9
Mar29° / 19°15718.512.24.5
Apr28° / 17°729.211.56.4
May25° / 15°56610.97.6
Jun25° / 13°353.810.78.2
Jul25° / 13°323.610.88.3
Aug27° / 14°283.811.27.9
Sep29° / 16°768.111.96.2
Oct29° / 18°1191412.54.9
Nov29° / 19°17917.213.14.6
Dec29° / 20°22121.513.34.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33664
43664
53565
63466
73367
83367
93466
103367
113367
123466
133466
143466
153466
163466
173466
183565
193565
203466
213565
223565
233565
243466
253466
263367
273367
283268
293169
303169
313169

Chance of precipitation in December

Any precipitation

Mogi Guaçu gets around 221 mm of rain over 21.5 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 70% 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 (%)
161
262
362
463
564
665
766
866
967
1068
1169
1269
1370
1471
1571
1672
1772
1872
1973
2073
2173
2273
2373
2473
2573
2673
2773
2873
2973
3073
3173

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 72% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111032552
20931582
30930592
40829603
50729613
60728623
70627643
80626653
90625663
100525673
110524683
120424693
130423703
140423703
150323713
160323713
170323713
180323713
190223723
200223723
210223714
220223714
230122734
240122734
250121735
260121735
270120736
280120736
290119746
300119737
310119737

Wind in December

Winds average 7 km/h in December.

Across December, 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.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 18 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 6 minutes over December. Sunrise moves from 6:19 AM to 6:30 AM, and sunset from 7:36 PM to 7:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:197:36
213.36:207:36
313.36:207:37
413.36:207:38
513.36:207:38
613.36:207:39
713.36:207:40
813.36:217:40
913.36:217:41
1013.36:217:41
1113.36:217:42
1213.36:227:43
1313.46:227:43
1413.46:227:44
1513.46:237:44
1613.46:237:45
1713.46:237:45
1813.46:247:46
1913.46:247:46
2013.46:257:47
2113.46:257:47
2213.46:267:48
2313.46:267:48
2413.46:277:49
2513.46:277:49
2613.46:287:50
2713.46:287:50
2813.46:297:50
2913.46:297:51
3013.46:307:51
3113.46:307:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.9 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6 kWh/m² in November across the year — December's 5.9 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in December

Hazard calendar for Mogi Guaçu

In seasonPeak

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

Mogi Guaçu's rainy season runs October–March, when most of the year's rain falls.

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

Is December a good time to visit Mogi Guaçu?

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

4.0
Sightseeing
10th-best month of the year
5.1
Beach & pool
11th-best month of the year

December is a reasonable time to visit Mogi Guaçu for sightseeing.

What to pack for Mogi Guaçu in December

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

In December, Mogi Guaçu sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Mogi Guaçu 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 Mogi Guaçu peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 24UV 15Jul 11UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Mogi Guaçu 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 Mogi Guaçu is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1032 µg/m³Dec 1516 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar19Moderate
Apr22Moderate
May26Moderate
Jun28Moderate
Jul30Moderate
Aug31Moderate
Sep32Moderate
Oct22Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Mogi Guaçu?

Mogi Guaçu sits at 22.4°S, 46.9°W, 612 m above sea level, in Brazil. The nearest listed city is Mogi Mirim, 7.0 km away.

Topography around Mogi Guaçu

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

Within 3 km, the terrain around Mogi Guaçu has only modest variations in elevation — a maximum elevation change of 120 m around an average of 623 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 268 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,306 m.

The land around Mogi Guaçu is covered by artificial surfaces (55%) and trees (26%) within 3 km, cropland (37%), trees (32%) and grassland (21%) within 16 km, and trees (34%), cropland (31%) and grassland (29%) within 80 km.

3 km
120 m
16 km
268 m
80 km
1,306 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Mogi Mirim 7.0 km · Itapira 15 km · Conchal 24 km · Santo Antônio de Posse 27 km · Espírito Santo do Pinhal 28 km · Engenheiro Coelho 31 km · Terra Preta 31 km · Holambra 32 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 Mogi Guaçu (-22.3677°, -46.9455°, elevation 612 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).