Registro weather in January

In January, Registro sees average daytime highs of 31°C and overnight lows near 23°C, with 220 mm of rain across 22 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 11% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 30 min at the start of January to 13 h 06 min by month's end. Set against the rest of the year, January is Registro's 10th-clearest and 5th-windiest month. For the whole year in context, see Registro's year-round climate.

Daytime high
31°
1st warmest
Overnight low
23°
12th coldest
Rainfall
220 mm
22 wet days
Daylight
13 h 24 min
6:40 AM – 8:02 PM
Cloud cover
76%
10th clearest
Wind
6 km/h
5th windiest
Solar energy
5.2 kWh/m²
Travel score
3.2
out of 10

Registro 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 31°C through the month.

A typical January day in Registro reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 36°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33122
43122
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How January really feels in Registro

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.

Registro weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°2202213.33.2
Feb31° / 23°1932012.93.3
Mar30° / 22°1482012.23.9
Apr28° / 20°7812.711.45.5
May25° / 17°7910.610.86.6
Jun24° / 15°647.910.57.2
Jul24° / 15°648.110.67.2
Aug24° / 15°517.711.17.2
Sep25° / 17°9111.611.86.3
Oct27° / 19°9313.912.65.6
Nov28° / 20°10515.213.24.9
Dec30° / 22°14417.313.53.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32476
42476
52377
62377
72377
82377
92377
102377
112377
122377
132377
142377
152377
162377
172377
182377
192377
202476
212476
222476
232575
242575
252674
262773
272773
282773
292872
302971
313070

Chance of precipitation in January

Any precipitation

Registro gets around 220 mm of rain over 22 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 70% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
268
368
469
569
670
770
870
970
1070
1170
1269
1369
1469
1569
1670
1770
1870
1970
2070
2170
2270
2371
2471
2571
2671
2771
2871
2971
3071
3171

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13205918
23195919
33195919
43185920
52185921
62176021
72175922
82175922
92175922
102175922
112175922
122175922
132175922
142176021
152176021
162176021
172185921
182185921
192185921
202185921
212185921
222175922
232175922
242175823
251165924
261165924
271155925
281155826
291145827
301145827
311145728

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 30 min at the start of January to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:30 AM to 6:50 AM, and sunset from 7:59 PM to 7:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.56:307:59
213.56:308:00
313.56:318:00
413.56:328:00
513.56:328:00
613.56:338:01
713.56:348:01
813.46:348:01
913.46:358:01
1013.46:368:01
1113.46:368:01
1213.46:378:01
1313.46:388:02
1413.46:388:02
1513.46:398:02
1613.46:408:02
1713.46:408:02
1813.36:418:02
1913.36:428:01
2013.36:438:01
2113.36:438:01
2213.36:448:01
2313.36:458:01
2413.36:458:01
2513.26:468:01
2613.26:478:00
2713.26:488:00
2813.26:488:00
2913.26:498:00
3013.26:507:59
3113.16:507:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.2 kWh/m².

For context, solar energy here swings from a low near 2.77 kWh/m² to a high of 5.42 kWh/m² in December across the year — January's 5.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for Registro

In seasonPeak

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

Registro's rainy season runs November–March, when most of the year's rain falls.

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

Is January a good time to visit Registro?

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

3.2
Sightseeing
12th-best month of the year
4.8
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Registro.

What to pack for Registro in January

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

In January, Registro sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Registro in January

The nearest coast averages about 27°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 48 km away) is warmest in February at about 27°C and coldest in August near 19°C.

It's comfortable for a long swim from Sep 6 to Jul 12 — about 10.2 months when the water holds above 20°C.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May23Refreshing
Jun21Refreshing
Jul20Cool
Aug19Cool
Sep20Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Registro in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Registro peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 19UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5High
Jul5High
Aug7Very high
Sep8Very high
Oct10Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Registro?

Registro sits at 24.5°S, 47.8°W, 17 m above sea level, in Brazil. The nearest listed city is Pariquera-Açu, 26 km away.

Topography around Registro

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

Within 3 km, the terrain around Registro has only modest variations in elevation — a maximum elevation change of 78 m around an average of 18 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 403 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,480 m.

The land around Registro is covered by trees (51%), grassland (23%) and artificial surfaces (20%) within 3 km, trees (78%) within 16 km, and trees (74%) within 80 km.

3 km
78 m
16 km
403 m
80 km
1,480 m
treesgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Pariquera-Açu 26 km · Jacupiranga 28 km · Juquiá 28 km · Iguape 38 km · Cajati 40 km · Miracatu 45 km · São Miguel Arcanjo 70 km · Itariri 71 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 Registro (-24.4875°, -47.8436°, elevation 17 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).