Catolé do Rocha weather in January

In January, Catolé do Rocha sees average daytime highs of 34°C and overnight lows near 24°C, with 68 mm of rain across 9.4 wet days and about 12.3 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 28% of the time in January, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of January to 12 h 18 min by month's end. Set against the rest of the year, January is Catolé do Rocha's 9th-clearest and 8th-windiest month. For the whole year in context, see Catolé do Rocha's year-round climate.

Daytime high
34°
5th warmest
Overnight low
24°
12th coldest
Rainfall
68 mm
9.4 wet days
Daylight
12 h 18 min
5:30 AM – 5:50 PM
Cloud cover
60%
9th clearest
Wind
11 km/h
8th windiest
Solar energy
6.16 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 34°C through the month.

A typical January day in Catolé do Rocha reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13524
23524
33524
43524
53524
63524
73524
83424
93424
103424
113424
123424
133424
143424
153424
163424
173424
183424
193424
203424
213424
223424
233424
243424
253424
263424
273424
283424
293424
303424
313424

How January really feels in Catolé do Rocha

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.

Catolé do Rocha weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°689.412.32.9
Feb34° / 24°8711.312.23.0
Mar33° / 23°11714.7123.2
Apr32° / 23°961311.93.5
May32° / 23°417.211.74.1
Jun32° / 22°214.111.64.7
Jul32° / 21°11211.74.8
Aug33° / 21°50.511.84.4
Sep34° / 22°10.1123.7
Oct35° / 23°90.412.13.1
Nov35° / 23°20.412.33.0
Dec35° / 24°142.712.42.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 22% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35644
45644
55545
65545
75446
85347
95347
105248
115149
124951
134951
144852
154852
164753
174753
184753
194654
204753
214753
224852
234753
244852
254852
264753
274852
284852
294852
304852
315050

Chance of precipitation in January

Any precipitation

Catolé do Rocha gets around 68 mm of rain over 9.4 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
117
218
319
420
520
621
722
823
924
1026
1127
1229
1330
1432
1533
1634
1735
1836
1937
2037
2138
2238
2338
2438
2537
2637
2736
2836
2935
3034
3133

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1138538
2137539
3136549
41355410
51345411
61335412
71325413
81315414
91305415
101295416
111285417
121275319
131265221
141255222
151245124
161245025
171234927
181224828
191224730
201214731
211214632
221214632
231214533
241204533
251204534
261204534
271204534
281204533
291204633
301204632
311204731

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 24 min at the start of January to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over January. Sunrise moves from 5:23 AM to 5:36 AM, and sunset from 5:45 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:235:45
212.45:245:45
312.45:245:46
412.45:255:46
512.45:255:47
612.45:265:47
712.45:265:47
812.45:275:48
912.35:275:48
1012.35:285:48
1112.35:285:49
1212.35:295:49
1312.35:295:49
1412.35:295:50
1512.35:305:50
1612.35:305:50
1712.35:315:50
1812.35:315:51
1912.35:325:51
2012.35:325:51
2112.35:325:51
2212.35:335:52
2312.35:335:52
2412.35:345:52
2512.35:345:52
2612.35:345:52
2712.35:355:52
2812.35:355:52
2912.35:355:53
3012.35:365:53
3112.35:365:53

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.16 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 7.04 kWh/m² in October across the year — January's 6.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.0Intense
206.0Intense
216.0Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in January

Is January a good time to visit Catolé do Rocha?

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
5.9
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Catolé do Rocha.

What to pack for Catolé do Rocha in January

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

In January, Catolé do Rocha sees daytime highs around 34°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Catolé do Rocha in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Catolé do Rocha peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 13UV 15Jul 17UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Catolé do Rocha 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 Catolé do Rocha is worst in October — around 16 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 2016 µg/m³Jul 135 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr9Good
May7Good
Jun5Good
Jul5Good
Aug6Good
Sep11Good
Oct16Moderate
Nov14Moderate
Dec12Moderate
Location & terrain

Where is Catolé do Rocha?

Catolé do Rocha sits at 6.3°S, 37.7°W, 303 m above sea level, in Brazil. The nearest listed city is São Bento, 7.0 km away.

Topography around Catolé do Rocha

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

Within 3 km, the terrain around Catolé do Rocha has only modest variations in elevation — a maximum elevation change of 193 m around an average of 286 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 556 m; within 80 km, large variations in elevation — a maximum elevation change of 821 m.

The land around Catolé do Rocha is covered by shrubs (54%) within 3 km, shrubs (63%) and grassland (21%) within 16 km, and shrubs (65%) and grassland (26%) within 80 km.

3 km
193 m
16 km
556 m
80 km
821 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: São Bento 7.0 km · Pombal 48 km · Pau dos Ferros 57 km · Caraúbas 65 km · Sousa 70 km · Caicó 73 km · Apodi 76 km · São Miguel 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 Catolé do Rocha (-6.3439°, -37.7467°, elevation 303 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).