São Francisco de Assis weather in January

In January, São Francisco de Assis sees average daytime highs of 31°C and overnight lows near 21°C, with 149 mm of rain across 12.1 wet days and about 13.7 hours of daylight. It is the 1st-warmest and 2nd-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 43% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 54 min at the start of January to 13 h 24 min by month's end. Set against the rest of the year, January is São Francisco de Assis's 4th-clearest and 8th-windiest month. For the whole year in context, see São Francisco de Assis's year-round climate.

Daytime high
31°
1st warmest
Overnight low
21°
12th coldest
Rainfall
149 mm
12.1 wet days
Daylight
13 h 42 min
6:59 AM – 8:41 PM
Cloud cover
50%
4th clearest
Wind
13 km/h
8th windiest
Solar energy
6.66 kWh/m²
Travel score
4.3
out of 10

São Francisco de Assis 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 31°C through the month.

A typical January day in São Francisco de Assis reaches about 31°C in the afternoon and slips back to 21°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, January runs on par with December and about 1°C warmer than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33121
43121
53121
63121
73121
83121
93121
103121
113121
123121
133121
143121
153120
163120
173120
183120
193120
203120
213120
223120
233120
243121
253121
263121
273121
283121
293121
303121
313121

How January really feels in São Francisco de Assis

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 Francisco de Assis weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°14912.113.74.3
Feb30° / 20°13211.513.14.7
Mar29° / 19°12110.212.25.7
Apr26° / 16°1489.811.36.9
May22° / 13°1168.610.56.8
Jun20° / 11°1289.610.16.3
Jul19° / 10°1249.410.36.4
Aug21° / 11°1198.410.97.0
Sep23° / 13°1449.811.86.8
Oct25° / 15°21211.612.76.6
Nov28° / 17°1399.513.56.2
Dec30° / 19°13610.213.94.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% 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 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35941
45941
55941
65941
76040
86040
96040
106040
116040
126040
136040
146139
156139
166139
176040
186040
196040
206040
216040
226040
236040
246040
255941
265941
275842
285941
295941
305842
315842

Chance of precipitation in January

Any precipitation

São Francisco de Assis gets around 149 mm of rain over 12.1 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 39% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
236
336
436
537
637
738
838
938
1039
1139
1239
1340
1440
1540
1640
1740
1839
1939
2039
2139
2240
2340
2440
2541
2641
2741
2842
2942
3042
3143

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 64% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
15152229272
25152229272
35152229272
45142230282
55142230282
65142230282
75132131281
85132131281
95122132281
105122133281
115112133281
126112134281
135112135281
145102136271
155102136270
165102137270
175102137270
18592137270
19592038280
205102038280
214102038280
224102038280
234102038290
243102038290
253101938300
262101938300
272101938310
282101938320
292101937320
301101837330
311101837330

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

051015151015202531
Wind speed (km/h)Feels
113light 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
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 54 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 30 minutes over January. Sunrise moves from 6:48 AM to 7:11 AM, and sunset from 8:40 PM to 8:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.96:488:40
213.96:488:40
313.96:498:40
413.86:508:40
513.86:508:41
613.86:518:41
713.86:528:41
813.86:538:41
913.86:538:41
1013.86:548:41
1113.86:558:41
1213.86:568:41
1313.76:568:41
1413.76:578:41
1513.76:588:41
1613.76:598:41
1713.77:008:41
1813.77:008:41
1913.77:018:40
2013.67:028:40
2113.67:038:40
2213.67:048:40
2313.67:048:40
2413.67:058:39
2513.57:068:39
2613.57:078:39
2713.57:088:38
2813.57:098:38
2913.57:098:37
3013.47:108:37
3113.47:118:37

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.66 kWh/m².

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 6.9 kWh/m² in December across the year — January's 6.66 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.4Intense
276.4Intense
286.4Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in January

Is January a good time to visit São Francisco de Assis?

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
6.4
Beach & pool
6th-best month of the year

January is a reasonable time to visit São Francisco de Assis for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for São Francisco de Assis in January

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

In January, São Francisco de Assis sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in São Francisco de Assis 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 São Francisco de Assis peaks around January 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighExtremeJan 19UV 13Jun 18UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Very high
Apr8Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct5High
Nov11Extreme
Dec12Extreme
Location & terrain

Where is São Francisco de Assis?

São Francisco de Assis sits at 29.6°S, 55.1°W, 134 m above sea level, in Brazil. The nearest listed city is Santiago, 47 km away.

Topography around São Francisco de Assis

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

Within 3 km, the terrain around São Francisco de Assis has only modest variations in elevation — a maximum elevation change of 137 m around an average of 132 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 320 m; within 80 km, significant variations in elevation — a maximum elevation change of 398 m.

The land around São Francisco de Assis is covered by grassland (32%), cropland (31%) and trees (27%) within 3 km, grassland (37%), trees (31%) and cropland (30%) within 16 km, and grassland (49%) and cropland (32%) within 80 km.

3 km
137 m
16 km
320 m
80 km
398 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Santiago 47 km · Alegrete 69 km · Rosário do Sul 81 km · São Pedro do Sul 92 km · São Gabriel 117 km · São Luiz Gonzaga 128 km · Santa Maria 129 km · São Borja 130 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 Francisco de Assis (-29.5503°, -55.1311°, elevation 134 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).