Cidreira weather in January

In January, Cidreira sees average daytime highs of 27°C and overnight lows near 22°C, with 101 mm of rain across 11.5 wet days and about 13.7 hours of daylight. It is the 1st-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 31% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 54 min at the start of January to 13 h 30 min by month's end. Set against the rest of the year, January is Cidreira's 8th-clearest and 5th-windiest month. For the whole year in context, see Cidreira's year-round climate.

Daytime high
27°
1st warmest
Overnight low
22°
11th coldest
Rainfall
101 mm
11.5 wet days
Daylight
13 h 42 min
6:38 AM – 8:23 PM
Cloud cover
57%
8th clearest
Wind
19 km/h
5th windiest
Solar energy
6.63 kWh/m²
Travel score
6.3
out of 10

Cidreira is chief city of Cidreira Municipality, Rio Grande do Sul, 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 27°C through the month.

A typical January day in Cidreira reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12722
22722
32722
42722
52722
62722
72722
82722
92722
102722
112722
122722
132722
142722
152722
162722
172722
182722
192722
202722
212722
222722
232722
242722
252722
262722
272723
282723
292723
302723
312723

Cidreira weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°10111.513.76.3
Feb27° / 22°9211.613.16.1
Mar26° / 22°10410.912.26.6
Apr24° / 19°859.211.37.0
May21° / 16°1089.210.56.6
Jun19° / 14°1069.410.16.1
Jul18° / 13°12510.110.35.9
Aug19° / 14°1169.910.96.2
Sep20° / 15°13710.911.86.0
Oct22° / 17°14412.112.76.2
Nov24° / 19°1039.713.57.0
Dec26° / 21°1011013.96.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 20% of January, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35347
45446
55446
65446
75347
85347
95347
105347
115347
125347
135248
145248
155248
165149
175050
185050
195050
205050
215050
224951
234951
244951
254951
264951
274852
284852
294951
304951
314951

Chance of precipitation in January

Any precipitation

Cidreira gets around 101 mm of rain over 11.5 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 37% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
234
334
435
535
636
736
837
937
1037
1137
1238
1338
1438
1538
1638
1738
1838
1938
2038
2138
2237
2338
2438
2538
2638
2738
2839
2939
3039
3140

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1161732412
2161732422
3161632422
4161633432
5151633432
6151533432
7161434432
8161434432
9161334432
10161335432
11161335432
12161235432
13161235432
14161235432
15161235432
16161335432
17161335432
18161335432
19161335432
20161335432
21161335432
22151335433
23151334433
24151334443
25141334444
26141333454
27141333455
28131333455
29131332456
30131332456
31131332457

Wind in January

Winds average 19 km/h in January.

Across January, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 54 min at the start of January to 13 h 30 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 6:27 AM to 6:50 AM, and sunset from 8:21 PM to 8:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.96:278:21
213.96:278:22
313.96:288:22
413.96:298:22
513.96:298:22
613.96:308:22
713.96:318:23
813.96:318:23
913.86:328:23
1013.86:338:23
1113.86:348:23
1213.86:348:23
1313.86:358:23
1413.86:368:23
1513.86:378:23
1613.76:388:23
1713.76:388:22
1813.76:398:22
1913.76:408:22
2013.76:418:22
2113.76:428:22
2213.66:438:21
2313.66:448:21
2413.66:448:21
2513.66:458:20
2613.66:468:20
2713.56:478:20
2813.56:488:19
2913.56:498:19
3013.56:498:18
3113.56:508:18

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.63 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 6.88 kWh/m² in December across the year — January's 6.63 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.7Intense
116.7Intense
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
266.5Intense
276.4Intense
286.4Intense
296.4Intense
306.3Intense
316.3Intense
Planning a trip in January

Is January a good time to visit Cidreira?

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

6.3
Sightseeing
6th-best month of the year
6.4
Beach & pool
2nd-best month of the year

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

What to pack for Cidreira in January

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

In January, Cidreira sees daytime highs around 27°C and nights near 22°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Cidreira in January

The nearest coast averages about 24°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 25°C and coldest in August near 16°C.

It's comfortable for a long swim from Nov 9 to May 19 — about 6.3 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar24Warm
Apr23Refreshing
May20Refreshing
Jun18Cool
Jul16Cool
Aug16Cool
Sep17Cool
Oct19Cool
Nov20Refreshing
Dec23Refreshing

UV index in Cidreira 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 Cidreira peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 17UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct9Very high
Nov11Extreme
Dec12Extreme

Air quality in Cidreira 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 Cidreira is worst in August — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1815 µg/m³Feb 207 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul11Good
Aug15Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Cidreira?

Cidreira sits at 30.2°S, 50.2°W, 5 m above sea level, in Brazil. The nearest listed city is Tramandaí, 23 km away.

Topography around Cidreira

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

Within 3 km, the terrain around Cidreira has only modest variations in elevation — a maximum elevation change of 17 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 56 m; within 80 km, large variations in elevation — a maximum elevation change of 987 m.

The land around Cidreira is covered by water (46%) within 3 km, water (56%) within 16 km, and water (45%) within 80 km.

3 km
17 m
16 km
56 m
80 km
987 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Tramandaí 23 km · Imbé 24 km · Osório 33 km · Xangri-lá 45 km · Santo Antônio da Patrulha 50 km · Capão da Canoa 52 km · Rolante 69 km · Viamão 79 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 Cidreira (-30.1811°, -50.2056°, elevation 5 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. 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).