Novo Hamburgo weather in January

In January, Novo Hamburgo sees average daytime highs of 30°C and overnight lows near 20°C, with 165 mm of rain across 14.8 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 30°C through the month. The sky is clear or mostly clear about 30% 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 24 min by month's end. Set against the rest of the year, January is Novo Hamburgo's 7th-clearest and 5th-windiest month. For the whole year in context, see Novo Hamburgo's year-round climate.

Daytime high
30°
1st warmest
Overnight low
20°
12th coldest
Rainfall
165 mm
14.8 wet days
Daylight
13 h 42 min
6:42 AM – 8:25 PM
Cloud cover
59%
7th clearest
Wind
9 km/h
5th windiest
Solar energy
6.21 kWh/m²
Travel score
4.6
out of 10

Novo Hamburgo 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 30°C through the month.

A typical January day in Novo Hamburgo reaches about 30°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 26°C and 34°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183020
193020
203020
213020
223020
233020
243020
253020
263020
273020
283020
293020
303020
313020

Novo Hamburgo 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
Jan30° / 20°16514.813.74.6
Feb29° / 20°14113.913.14.7
Mar28° / 19°12812.912.25.7
Apr25° / 16°1181011.36.8
May22° / 13°1209.910.56.6
Jun20° / 11°12410.210.16.1
Jul19° / 10°15510.510.36.1
Aug21° / 11°13010.510.96.5
Sep22° / 13°1601211.86.3
Oct24° / 15°19413.812.76.2
Nov27° / 17°13912.113.56.2
Dec29° / 19°14513.113.95.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% 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
25248
35248
45149
55149
65149
75149
85149
95149
105149
115149
125149
135248
145149
155149
165149
175149
185149
195050
205149
215050
225050
235050
245050
254951
265050
275050
284951
295050
305050
315050

Chance of precipitation in January

Any precipitation

Novo Hamburgo gets around 165 mm of rain over 14.8 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 48% and peaks near 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
143
243
344
444
545
645
746
846
947
1047
1147
1248
1348
1448
1548
1648
1748
1848
1948
2049
2149
2249
2349
2449
2550
2650
2751
2851
2951
3052
3152

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1162037361
2161937361
3161937371
4151938371
5151838371
6151838381
7151739380
8151739390
9151639390
10151639390
11151640390
12151540390
13151540390
14151640390
15141640390
16141639390
17141639390
18141739391
19141738381
20141738381
21141838381
22141838391
23131838391
24131837392
25131837402
26131836412
27131836412
28131835422
29031735432
30031734433
31031734433

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:31 AM to 6:55 AM, and sunset from 8:24 PM to 8:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.96:318:24
213.96:328:24
313.96:338:24
413.96:338:25
513.86:348:25
613.86:358:25
713.86:368:25
813.86:368:25
913.86:378:25
1013.86:388:25
1113.86:398:25
1213.86:398:25
1313.86:408:25
1413.76:418:25
1513.76:428:25
1613.76:428:25
1713.76:438:25
1813.76:448:25
1913.76:458:25
2013.66:468:25
2113.66:478:24
2213.66:478:24
2313.66:488:24
2413.66:498:24
2513.66:508:23
2613.56:518:23
2713.56:528:23
2813.56:528:22
2913.56:538:22
3013.56:548:21
3113.46:558:21

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.21 kWh/m².

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.47 kWh/m² in December across the year — January's 6.21 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.0Intense
286.0Intense
296.0Intense
306.0Bright
316.0Bright
Planning a trip in January

Is January a good time to visit Novo Hamburgo?

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

4.6
Sightseeing
12th-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for Novo Hamburgo in January

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

In January, Novo Hamburgo sees daytime highs around 30°C and nights near 20°C. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Novo Hamburgo 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 Novo Hamburgo peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 13Jun 20UV 4
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Novo Hamburgo 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 Novo Hamburgo is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1327 µg/m³Dec 2213 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar15Moderate
Apr18Moderate
May21Moderate
Jun23Moderate
Jul25Moderate
Aug27Moderate
Sep23Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Novo Hamburgo?

Novo Hamburgo sits at 29.7°S, 51.1°W, 56 m above sea level, in Brazil. The nearest listed city is Estância Velha, 5.0 km away.

Topography around Novo Hamburgo

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

Within 3 km, the terrain around Novo Hamburgo has only modest variations in elevation — a maximum elevation change of 169 m around an average of 58 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 668 m; within 80 km, large variations in elevation — a maximum elevation change of 1,028 m.

The land around Novo Hamburgo is covered by artificial surfaces (64%) and trees (29%) within 3 km, trees (57%) and grassland (20%) within 16 km, and trees (57%) and grassland (23%) within 80 km.

3 km
169 m
16 km
668 m
80 km
1,028 m
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Estância Velha 5.0 km · Campo Bom 7.0 km · São Leopoldo 9.0 km · Ivoti 10 km · Portão 11 km · Dois Irmãos 12 km · Sapiranga 13 km · Sapucaia do Sul 16 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 Novo Hamburgo (-29.6783°, -51.1306°, elevation 56 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).