Cerejeiras weather in January

In January, Cerejeiras sees average daytime highs of 30°C and overnight lows near 22°C, with 294 mm of rain across 28 wet days and about 12.7 hours of daylight. It is the 10th-warmest and 1st-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 1% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of January to 12 h 36 min by month's end. Set against the rest of the year, January is Cerejeiras's 11th-clearest and 6th-windiest month. For the whole year in context, see Cerejeiras's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
11th coldest
Rainfall
294 mm
28 wet days
Daylight
12 h 42 min
5:52 AM – 6:34 PM
Cloud cover
86%
11th clearest
Wind
6 km/h
6th windiest
Solar energy
5.04 kWh/m²
Travel score
2.9
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Cerejeiras reaches about 30°C in the afternoon and slips back to 22°C overnight — a 7°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, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
92922
102922
112922
122922
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How January really feels in Cerejeiras

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Cerejeiras weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°2942812.72.9
Feb29° / 22°28425.812.42.9
Mar30° / 22°25627.312.13.0
Apr30° / 22°14320.311.73.7
May29° / 20°6911.411.45.2
Jun30° / 19°173.211.26.1
Jul31° / 18°122.111.36.0
Aug32° / 19°244.211.64.7
Sep33° / 21°711211.93.6
Oct32° / 22°15720.812.33.0
Nov31° / 22°22524.212.63.0
Dec30° / 22°26927.212.83.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 7% of January, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
3991
4892
5892
6892
7892
8892
9892
10892
11892
12892
13892
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28892
29892
30892
31892

Chance of precipitation in January

Any precipitation

Cerejeiras gets around 294 mm of rain over 28 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 90% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
191
291
391
491
591
691
791
891
991
1091
1191
1291
1391
1490
1590
1690
1789
1889
1989
2089
2189
2289
2389
2489
2589
2690
2790
2891
2991
3091
3192

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11972
21963
31963
41963
51963
61963
71963
81954
91954
101954
111954
121954
131954
141954
150964
160964
170964
180964
190964
200964
210964
220964
230964
240964
250955
260955
270955
280955
291945
301945
311945

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 12 h 48 min at the start of January to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:43 AM to 5:59 AM, and sunset from 6:29 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:436:29
212.85:446:30
312.85:456:30
412.85:456:30
512.85:466:31
612.75:466:31
712.75:476:31
812.75:476:32
912.75:486:32
1012.75:486:32
1112.75:496:32
1212.75:496:33
1312.75:506:33
1412.75:506:33
1512.75:516:33
1612.75:526:34
1712.75:526:34
1812.75:536:34
1912.75:536:34
2012.75:546:34
2112.75:546:34
2212.75:556:34
2312.75:556:34
2412.65:566:34
2512.65:566:34
2612.65:576:34
2712.65:576:34
2812.65:586:34
2912.65:586:34
3012.65:596:34
3112.65:596:34

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.04 kWh/m².

For context, solar energy here swings from a low near 4.51 kWh/m² to a high of 5.85 kWh/m² in October across the year — January's 5.04 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in January

Hazard calendar for Cerejeiras

In seasonPeak

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

Cerejeiras's monsoon runs October–April, 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 Cerejeiras?

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

2.9
Sightseeing
11th-best month of the year
3.9
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Cerejeiras.

What to pack for Cerejeiras in January

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

In January, Cerejeiras sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

UV index in Cerejeiras in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 16 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cerejeiras peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 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 highModerateExtremeJan 21UV 15Sep 15UV 4
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul8Very high
Aug9Very high
Sep3Moderate
Oct12Extreme
Nov13Extreme
Dec14Extreme

Air quality in Cerejeiras 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 Cerejeiras is worst in September — around 65 µg/m³ PM2.5 (unhealthy), about 7.7× the cleanest month (May, 9 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateSep 1662 µg/m³May 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar11Good
Apr9Good
May9Good
Jun11Good
Jul9Good
Aug34Moderate
Sep65Unhealthy
Oct37Poor
Nov20Moderate
Dec13Moderate
Location & terrain

Where is Cerejeiras?

Cerejeiras sits at 13.2°S, 60.8°W, 264 m above sea level, in Brazil. The nearest listed city is Colorado do Oeste, 30 km away.

Topography around Cerejeiras

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

Within 3 km, the terrain around Cerejeiras has only modest variations in elevation — a maximum elevation change of 102 m around an average of 257 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 374 m; within 80 km, significant variations in elevation — a maximum elevation change of 498 m.

The land around Cerejeiras is covered by grassland (48%) and trees (23%) within 3 km, grassland (46%), cropland (28%) and trees (24%) within 16 km, and trees (56%) and grassland (31%) within 80 km.

3 km
102 m
16 km
374 m
80 km
498 m
treesshrubsgrasslandcroplandartificial surfaceswetland
January weather nearby: Colorado do Oeste 30 km · Vilhena 88 km · Comodoro 123 km · Rolim de Moura do Guaporé 159 km · Pimenta Bueno 174 km · Alta Floresta d'Oeste 184 km · Espigão dOeste 186 km · Rolim de Moura 188 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 Cerejeiras (-13.1889°, -60.8122°, elevation 264 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).