Santa Maria da Boa Vista weather in January

In January, Santa Maria da Boa Vista sees average daytime highs of 34°C and overnight lows near 24°C, with 76 mm of rain across 9.2 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 2nd-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 27% of the time in January, and the air most often feels humid.

Daylight stretches from about 12 h 30 min at the start of January to 12 h 24 min by month's end. Set against the rest of the year, January is Santa Maria da Boa Vista's 9th-clearest and 10th-windiest month. For the whole year in context, see Santa Maria da Boa Vista's year-round climate.

Daytime high
34°
4th warmest
Overnight low
24°
11th coldest
Rainfall
76 mm
9.2 wet days
Daylight
12 h 30 min
5:35 AM – 6:02 PM
Cloud cover
61%
9th clearest
Wind
13 km/h
10th windiest
Solar energy
6.09 kWh/m²
Travel score
3.2
out of 10

Santa Maria da Boa Vista is 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 34°C through the month.

A typical January day in Santa Maria da Boa Vista 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 30°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)
13424
23424
33424
43424
53424
63424
73424
83424
93424
103424
113424
123424
133424
143424
153424
163424
173424
183423
193423
203423
213323
223323
233323
243323
253323
263323
273323
283323
293323
303323
313323

How January really feels in Santa Maria da Boa Vista

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.

Santa Maria da Boa Vista weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°769.212.53.2
Feb33° / 23°7510.112.33.2
Mar33° / 23°9211.612.13.3
Apr33° / 23°518.111.83.8
May32° / 22°214.711.64.6
Jun30° / 21°82.111.55.6
Jul30° / 20°51.211.55.9
Aug31° / 20°30.611.75.4
Sep33° / 21°20.411.94.4
Oct35° / 22°6112.23.4
Nov35° / 23°193.112.43.0
Dec35° / 24°414.712.53.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
44951
54951
64852
74951
84951
95050
105050
114951
124951
134852
144852
154852
164753
174753
184753
194753
204753
214753
224951
234951
244951
254951
264951
274951
284951
294951
304951
314951

Chance of precipitation in January

Any precipitation

Santa Maria da Boa Vista gets around 76 mm of rain over 9.2 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 37% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
119
220
320
421
521
622
722
823
924
1025
1126
1227
1329
1430
1532
1633
1734
1835
1936
2037
2137
2237
2337
2437
2537
2637
2736
2836
2936
3035
3135

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 56% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
18463411
28463412
38463412
48463412
58453512
68453513
77453513
87453413
97443514
107443514
117443515
126433516
136423516
145423617
155413618
165403619
174393621
184383622
194383623
203373624
213363624
223363725
233353725
243353825
252343925
262344024
272334124
282334124
292324224
302324323
312314423

Wind in January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 30 min at the start of January to 12 h 24 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 5:27 AM to 5:41 AM, and sunset from 5:58 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:275:58
212.55:285:58
312.55:285:58
412.55:295:59
512.55:295:59
612.55:306:00
712.55:306:00
812.55:316:00
912.55:316:01
1012.55:326:01
1112.55:326:01
1212.55:336:01
1312.55:336:02
1412.55:346:02
1512.55:346:02
1612.55:356:02
1712.55:356:03
1812.55:366:03
1912.45:366:03
2012.45:376:03
2112.45:376:03
2212.45:376:04
2312.45:386:04
2412.45:386:04
2512.45:396:04
2612.45:396:04
2712.45:406:04
2812.45:406:04
2912.45:406:04
3012.45:416:04
3112.45:416:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.09 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 6.73 kWh/m² in October across the year — January's 6.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in January

Is January a good time to visit Santa Maria da Boa Vista?

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

3.2
Sightseeing
9th-best month of the year
6.1
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Santa Maria da Boa Vista. The water and warmth also suit a beach or pool day.

What to pack for Santa Maria da Boa Vista in January

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

In January, Santa Maria da Boa Vista 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 Santa Maria da Boa Vista 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 Santa Maria da Boa Vista peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 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 10UV 15Jul 13UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Santa Maria da Boa Vista?

Santa Maria da Boa Vista sits at 8.8°S, 39.8°W, 351 m above sea level, in Brazil. The nearest listed city is Curaçá, 22 km away.

Topography around Santa Maria da Boa Vista

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Maria da Boa Vista.

Within 3 km, the terrain around Santa Maria da Boa Vista has only modest variations in elevation — a maximum elevation change of 142 m around an average of 361 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 270 m; within 80 km, significant variations in elevation — a maximum elevation change of 521 m.

The land around Santa Maria da Boa Vista is covered by shrubs (47%) within 3 km, shrubs (81%) within 16 km, and shrubs (86%) within 80 km.

3 km
142 m
16 km
270 m
80 km
521 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Curaçá 22 km · Lagoa Grande 53 km · Cabrobó 65 km · Abaré 79 km · Parnamirim 84 km · Belém de São Francisco 95 km · Petrolina 99 km · Juazeiro 100 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 Santa Maria da Boa Vista (-8.8078°, -39.8256°, elevation 351 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).