Santo Ângelo weather in January

In January, Santo Ângelo sees average daytime highs of 31°C and overnight lows near 20°C, with 167 mm of rain across 14.3 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 4th-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 39% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 48 min at the start of January to 13 h 24 min by month's end. Set against the rest of the year, January is Santo Ângelo's 9th-clearest and 9th-windiest month. For the whole year in context, see Santo Ângelo's year-round climate.

Daytime high
31°
1st warmest
Overnight low
20°
12th coldest
Rainfall
167 mm
14.3 wet days
Daylight
13 h 36 min
6:58 AM – 8:35 PM
Cloud cover
55%
9th clearest
Wind
11 km/h
9th windiest
Solar energy
6.51 kWh/m²
Travel score
4.3
out of 10

Santo Ângelo 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 Santo Ângelo reaches about 31°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 34°C. Set against its neighbours, January runs on par with December and about 1°C warmer than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223020
233020
243020
253020
263020
273020
283020
293020
303020
313020

How January really feels in Santo Ângelo

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.

Santo Ângelo weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 20°16714.313.64.3
Feb30° / 20°15714134.5
Mar29° / 19°13511.612.25.4
Apr26° / 16°16910.111.36.7
May22° / 13°1519.310.66.9
Jun20° / 12°1439.810.26.4
Jul20° / 10°1579.710.46.5
Aug22° / 12°1048.6117.1
Sep24° / 14°15910.611.86.9
Oct26° / 16°23613.512.76.1
Nov29° / 17°1621113.45.6
Dec30° / 19°17912.813.84.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 17% of January, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65644
75644
85644
95743
105743
115743
125743
135743
145743
155743
165743
175644
185743
195743
205743
215644
225644
235644
245743
255644
265644
275545
285545
295545
305545
315545

Chance of precipitation in January

Any precipitation

Santo Ângelo gets around 167 mm of rain over 14.3 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 47% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
346
446
546
646
746
846
946
1046
1146
1247
1347
1447
1547
1647
1746
1846
1946
2046
2146
2246
2346
2447
2547
2647
2748
2848
2948
3049
3149

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 38% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13102629321
2292629331
3292529331
4292530331
5292430341
6282431341
7282332341
8282233341
9282234331
10282135331
11282037331
12282038330
13271939320
14271940320
15271841320
16271842310
17271843310
18271843310
19261843310
20261843310
21261843310
22261843310
23261843320
24151843320
25151842330
26151842340
27151842350
28151841350
29151741360
30151741370
31151740370

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 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
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 13 h 48 min at the start of January to 13 h 24 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 6:47 AM to 7:10 AM, and sunset from 8:33 PM to 8:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:478:33
213.86:488:34
313.86:488:34
413.76:498:34
513.76:508:34
613.76:508:34
713.76:518:35
813.76:528:35
913.76:538:35
1013.76:538:35
1113.76:548:35
1213.76:558:35
1313.76:568:35
1413.66:568:35
1513.66:578:35
1613.66:588:35
1713.66:598:35
1813.66:598:35
1913.67:008:34
2013.67:018:34
2113.57:028:34
2213.57:038:34
2313.57:038:34
2413.57:048:33
2513.57:058:33
2613.57:068:33
2713.47:078:32
2813.47:078:32
2913.47:088:32
3013.47:098:31
3113.47:108:31

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.51 kWh/m².

For context, solar energy here swings from a low near 2.58 kWh/m² to a high of 6.65 kWh/m² in December across the year — January's 6.51 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.2Intense
316.2Intense
Planning a trip in January

Is January a good time to visit Santo Ângelo?

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

4.3
Sightseeing
12th-best month of the year
6.1
Beach & pool
6th-best month of the year

January is a reasonable time to visit Santo Ângelo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santo Ângelo in January

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

In January, Santo Ângelo sees daytime highs around 31°C and nights near 20°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Santo Ângelo 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 Santo Ângelo peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 20UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct7High
Nov11Extreme
Dec12Extreme

Air quality in Santo Ângelo 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 Santo Ângelo is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1515 µg/m³Mar 166 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar6Good
Apr6Good
May6Good
Jun7Good
Jul7Good
Aug10Good
Sep15Moderate
Oct9Good
Nov6Good
Dec6Good
Location & terrain

Where is Santo Ângelo?

Santo Ângelo sits at 28.3°S, 54.3°W, 295 m above sea level, in Brazil. The nearest listed city is Giruá, 31 km away.

Topography around Santo Ângelo

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

Within 3 km, the terrain around Santo Ângelo has only modest variations in elevation — a maximum elevation change of 122 m around an average of 254 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 241 m; within 80 km, significant variations in elevation — a maximum elevation change of 481 m.

The land around Santo Ângelo is covered by artificial surfaces (42%) and trees (33%) within 3 km, cropland (58%) and trees (29%) within 16 km, and cropland (69%) and trees (20%) within 80 km.

3 km
122 m
16 km
241 m
80 km
481 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Giruá 31 km · Ijuí 35 km · Santa Rosa 52 km · Três de Maio 59 km · Santo Cristo 66 km · São Luiz Gonzaga 69 km · Panambi 75 km · Cruz Alta 75 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 Santo Ângelo (-28.2992°, -54.2631°, elevation 295 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).