Jacutinga weather in January

In January, Jacutinga sees average daytime highs of 27°C and overnight lows near 19°C, with 260 mm of rain across 24 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 11% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of January to 13 hours by month's end. Set against the rest of the year, January is Jacutinga's 12th-clearest and 9th-windiest month. For the whole year in context, see Jacutinga's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
19°
12th coldest
Rainfall
260 mm
24 wet days
Daylight
13 h 12 min
6:39 AM – 7:53 PM
Cloud cover
76%
12th clearest
Wind
7 km/h
9th windiest
Solar energy
5.41 kWh/m²
Travel score
4.3
out of 10

Jacutinga is human settlement in Brazil.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in Jacutinga reaches about 27°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52719
62719
72719
82719
92719
102719
112719
122719
132719
142719
152719
162719
172719
182719
192719
202719
212719
222719
232719
242719
252719
262719
272719
282719
292719
302719
312719

Jacutinga weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°2602413.24.3
Feb27° / 19°19919.912.84.6
Mar27° / 18°16519.212.25.2
Apr26° / 16°689.511.56.9
May23° / 14°516.110.97.7
Jun23° / 13°32410.78.1
Jul23° / 12°273.310.88.4
Aug25° / 13°263.711.28.4
Sep27° / 15°748.411.97.0
Oct27° / 17°11214.112.55.9
Nov27° / 18°16618.113.15.2
Dec27° / 19°22522.613.34.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22773
32773
42575
52476
62575
72476
82476
92476
102476
112575
122476
132476
142575
152575
162575
172575
182575
192674
202674
212674
222674
232773
242773
252773
262872
272872
283070
293070
303070
313169

Chance of precipitation in January

Any precipitation

Jacutinga gets around 260 mm of rain over 24 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 77% and peaks near 78% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
177
277
377
477
577
677
777
877
977
1076
1176
1276
1376
1476
1576
1676
1776
1877
1977
2077
2177
2277
2377
2478
2578
2678
2777
2877
2977
3076
3176

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1064549
2054550
3054451
4054451
5054451
6054352
7054352
8054352
9054352
10054352
11054352
12054451
13064450
14064450
15064450
16064351
17064351
18064351
19064252
20064153
21064153
22064054
23163954
24163954
25163855
26163855
27163756
28163756
29163756
30173755
31173755

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 18 min at the start of January to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:29 AM to 6:49 AM, and sunset from 7:50 PM to 7:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:297:50
213.36:307:50
313.36:317:50
413.36:317:51
513.36:327:51
613.36:327:51
713.36:337:51
813.36:347:52
913.36:347:52
1013.36:357:52
1113.36:367:52
1213.36:367:52
1313.36:377:52
1413.26:387:52
1513.26:387:52
1613.26:397:53
1713.26:407:53
1813.26:407:53
1913.26:417:53
2013.26:427:52
2113.26:427:52
2213.26:437:52
2313.16:447:52
2413.16:447:52
2513.16:457:52
2613.16:467:52
2713.16:467:52
2813.16:477:51
2913.16:487:51
3013.06:487:51
3113.06:497:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.41 kWh/m².

For context, solar energy here swings from a low near 3.76 kWh/m² to a high of 5.74 kWh/m² in October across the year — January's 5.41 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Jacutinga

In seasonPeak

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

Jacutinga's monsoon runs November–March, when most of the year's rain falls.

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

Is January a good time to visit Jacutinga?

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

4.3
Sightseeing
12th-best month of the year
4.5
Beach & pool
12th-best month of the year

January is a reasonable time to visit Jacutinga for sightseeing.

What to pack for Jacutinga in January

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

In January, Jacutinga sees daytime highs around 27°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Jacutinga in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jacutinga 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 Jacutinga in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Jacutinga is worst in September — around 27 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 15 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1227 µg/m³Dec 1515 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar18Moderate
Apr21Moderate
May24Moderate
Jun25Moderate
Jul26Moderate
Aug25Moderate
Sep27Moderate
Oct20Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Jacutinga?

Jacutinga sits at 22.3°S, 46.6°W, 842 m above sea level, in Brazil. The nearest listed city is Monte Sião, 17 km away.

Topography around Jacutinga

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

Within 3 km, the terrain around Jacutinga has significant variations in elevation — a maximum elevation change of 267 m around an average of 857 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 798 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,360 m.

The land around Jacutinga is covered by grassland (45%) and trees (28%) within 3 km, trees (48%) and grassland (45%) within 16 km, and grassland (40%), trees (35%) and cropland (22%) within 80 km.

3 km
267 m
16 km
798 m
80 km
1,360 m
treesgrasslandcroplandartificial surfacesbare terrain
January weather nearby: Monte Sião 17 km · Espírito Santo do Pinhal 17 km · Águas de Lindóia 21 km · Andradas 25 km · Ouro Fino 25 km · Itapira 27 km · Socorro 35 km · Mogi Guaçu 35 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 Jacutinga (-22.2856°, -46.6122°, elevation 842 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).