São Miguel weather in January

In January, São Miguel sees average daytime highs of 32°C and overnight lows near 23°C, with 127 mm of rain across 14.1 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 32°C through the month. The sky is clear or mostly clear about 21% 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 São Miguel's 9th-clearest and 8th-windiest month. For the whole year in context, see São Miguel's year-round climate.

Daytime high
32°
5th warmest
Overnight low
23°
10th coldest
Rainfall
127 mm
14.1 wet days
Daylight
12 h 18 min
5:34 AM – 5:53 PM
Cloud cover
64%
9th clearest
Wind
10 km/h
8th windiest
Solar energy
6.06 kWh/m²
Travel score
3.4
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical January day in São Miguel reaches about 32°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C warmer than February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13323
23323
33323
43323
53323
63323
73323
83323
93323
103323
113323
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How January really feels in São Miguel

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.

São Miguel 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
Jan32° / 23°12714.112.33.4
Feb31° / 22°14715.812.23.5
Mar31° / 22°19219.5123.6
Apr30° / 22°15617.611.93.9
May30° / 22°9111.611.74.7
Jun30° / 21°356.411.65.4
Jul31° / 20°203.511.75.6
Aug32° / 20°7111.85.1
Sep33° / 21°30.6124.3
Oct34° / 22°13112.13.7
Nov34° / 23°61.412.33.6
Dec34° / 23°284.812.43.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34951
44852
54852
64753
74654
84654
94555
104456
114357
124357
134159
143961
154060
163961
173862
183862
193961
203961
213862
223862
233862
243961
253961
264060
274060
284159
294258
304357
314357

Chance of precipitation in January

Any precipitation

São Miguel gets around 127 mm of rain over 14.1 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 46% and peaks near 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
129
230
332
433
534
636
737
838
940
1041
1143
1245
1346
1448
1549
1651
1751
1852
1953
2053
2153
2254
2354
2454
2554
2654
2753
2853
2952
3052
3151

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 74% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1635527
2634528
3533539
45325310
55315311
65315113
74305214
84295215
94285117
104275118
113265120
123255022
133245023
142234925
152224927
162214828
172214830
182204731
192194732
202194633
212184634
221184635
231174635
241174736
251164736
261164736
271164836
281164835
291164935
301165034
311165033

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 5:27 AM to 5:39 AM, and sunset from 5:48 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:275:48
212.45:275:48
312.45:275:49
412.45:285:49
512.35:285:49
612.35:295:50
712.35:295:50
812.35:305:51
912.35:305:51
1012.35:315:51
1112.35:315:52
1212.35:325:52
1312.35:325:52
1412.35:335:52
1512.35:335:53
1612.35:345:53
1712.35:345:53
1812.35:345:54
1912.35:355:54
2012.35:355:54
2112.35:365:54
2212.35:365:54
2312.35:365:55
2412.35:375:55
2512.35:375:55
2612.35:385:55
2712.35:385:55
2812.35:385:55
2912.35:395:55
3012.35:395:55
3112.35:395:55

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.06 kWh/m².

For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 7.15 kWh/m² in October across the year — January's 6.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.2Intense
76.2Intense
86.2Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.0Intense
146.0Intense
156.0Bright
166.0Bright
176.0Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
246.0Bright
256.0Bright
266.0Bright
276.0Intense
286.0Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in January

Hazard calendar for São Miguel

In seasonPeak

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

São Miguel's monsoon runs January–May, 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 São Miguel?

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

3.4
Sightseeing
12th-best month of the year
5.7
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in São Miguel.

What to pack for São Miguel in January

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

In January, São Miguel sees daytime highs around 32°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in São Miguel 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 São Miguel peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 at about 10 (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 16UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep13Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is São Miguel?

São Miguel sits at 6.2°S, 38.5°W, 682 m above sea level, in Brazil. The nearest listed city is Pereiro, 19 km away.

Topography around São Miguel

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

Within 3 km, the terrain around São Miguel has significant variations in elevation — a maximum elevation change of 263 m around an average of 658 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 675 m; within 80 km, large variations in elevation — a maximum elevation change of 818 m.

The land around São Miguel is covered by shrubs (45%) and grassland (34%) within 3 km, shrubs (55%) and grassland (23%) within 16 km, and shrubs (59%) and grassland (29%) within 80 km.

3 km
263 m
16 km
675 m
80 km
818 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Pereiro 19 km · Pau dos Ferros 34 km · Jaguaribe 38 km · Icó 46 km · Orós 46 km · São João do Rio do Peixe 58 km · Sousa 68 km · Jaguaretama 73 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 São Miguel (-6.2119°, -38.4969°, elevation 682 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).