Passos weather in January

In January, Passos sees average daytime highs of 28°C and overnight lows near 20°C, with 243 mm of rain across 22.2 wet days and about 13.1 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 13% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of January to 12 h 54 min by month's end. Set against the rest of the year, January is Passos's 12th-clearest and 10th-windiest month. For the whole year in context, see Passos's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
20°
12th coldest
Rainfall
243 mm
22.2 wet days
Daylight
13 h 06 min
6:42 AM – 7:50 PM
Cloud cover
77%
12th clearest
Wind
6 km/h
10th windiest
Solar energy
5.72 kWh/m²
Travel score
4.3
out of 10

Passos 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 28°C through the month.

A typical January day in Passos reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°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)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

Passos weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°24322.213.14.3
Feb28° / 20°1641812.74.4
Mar28° / 19°14618.312.15.0
Apr27° / 17°54911.56.7
May25° / 15°354.9117.8
Jun24° / 13°162.510.88.5
Jul24° / 12°101.810.98.7
Aug26° / 14°132.511.38.3
Sep28° / 16°587.111.96.6
Oct29° / 18°9413.712.55.2
Nov28° / 19°16719134.8
Dec28° / 19°23623.813.24.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21981
32080
41981
52080
62080
72080
82179
92179
102278
112278
122377
132377
142476
152575
162575
172575
182575
192575
202575
212674
222674
232674
242773
252773
262773
272872
282872
292971
303070
313070

Chance of precipitation in January

Any precipitation

Passos gets around 243 mm of rain over 22.2 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 72% and peaks near 76% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
176
275
375
474
573
673
772
871
971
1070
1170
1269
1369
1469
1570
1670
1770
1871
1971
2072
2172
2272
2372
2472
2572
2672
2772
2871
2971
3070
3170

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1120781
2120781
3120781
4120781
5121771
6121762
7122752
8122752
9123742
10123742
11123742
12124732
13124741
14123751
15123751
16123751
17123751
18122761
19121771
20121771
21120781
22120781
23119791
24118801
25118801
26118801
27118801
28118801
29118801
30118792
31119782

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 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
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 12 min at the start of January to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:32 AM to 6:51 AM, and sunset from 7:47 PM to 7:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:327:47
213.26:337:47
313.26:347:47
413.26:347:48
513.26:357:48
613.26:357:48
713.26:367:48
813.26:377:49
913.26:377:49
1013.26:387:49
1113.26:397:49
1213.26:397:49
1313.26:407:49
1413.16:417:50
1513.16:417:50
1613.16:427:50
1713.16:427:50
1813.16:437:50
1913.16:447:50
2013.16:447:50
2113.16:457:50
2213.16:467:50
2313.16:467:50
2413.06:477:49
2513.06:487:49
2613.06:487:49
2713.06:497:49
2813.06:507:49
2913.06:507:49
3013.06:517:48
3112.96:517:48

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.72 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 5.95 kWh/m² in October across the year — January's 5.72 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in January

Hazard calendar for Passos

In seasonPeak

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

Passos'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 Passos?

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

4.3
Sightseeing
11th-best month of the year
4.8
Beach & pool
11th-best month of the year

January is a reasonable time to visit Passos for sightseeing.

What to pack for Passos in January

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

In January, Passos sees daytime highs around 28°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 Passos 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 Passos peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 22UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Passos 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 Passos is worst in September — around 28 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1626 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar8Good
Apr9Good
May9Good
Jun9Good
Jul9Good
Aug14Moderate
Sep28Moderate
Oct13Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Passos?

Passos sits at 20.7°S, 46.6°W, 751 m above sea level, in Brazil. The nearest listed city is Alpinópolis, 28 km away.

Topography around Passos

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

Within 3 km, the terrain around Passos has only modest variations in elevation — a maximum elevation change of 116 m around an average of 758 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 474 m; within 80 km, large variations in elevation — a maximum elevation change of 907 m.

The land around Passos is covered by artificial surfaces (55%) within 3 km, cropland (36%), grassland (33%) and trees (26%) within 16 km, and grassland (40%) and trees (34%) within 80 km.

3 km
116 m
16 km
474 m
80 km
907 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Alpinópolis 28 km · Cássia 36 km · São Sebastião do Paraíso 45 km · Nova Resende 49 km · Carmo do Rio Claro 58 km · Monte Santo de Minas 65 km · Guaxupé 66 km · Guaranésia 68 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 Passos (-20.7189°, -46.6097°, elevation 751 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).