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Novo Hamburgo weather & best time to visit

City break

Novo Hamburgo at a glance

Best time
Mar – Nov
Warmest month
Jan · 31°
Sunshine a year
2,120 h
Rain a year
1,714 mm
Climate
Subtropical
Time zone
UTC−3
Elevation
56 m

Climate in Novo Hamburgo

Novo Hamburgo has a subtropical climate with warm summers and mild winters. January is the warmest month with average highs of 31 °C, while July is the coolest at 20 °C. With around 2,120 hours of sunshine a year, Novo Hamburgo is moderately sunny; January is the sunniest month with 7.6 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Novo Hamburgo

The best time to visit Novo Hamburgo is from March to November. For sightseeing, day trips and hiking, conditions are most comfortable from April to August and in November. Rain is frequent from December to February; the wettest month is October with 186 mm.

Novo Hamburgo through the seasons

How the weather changes over the seasons, with averages for each.

Novo Hamburgo in spring

Sep – Nov

70

Good

  • 23–28 °C by day
  • 6.0 h of sun a day
  • 38 rainy days in all

Novo Hamburgo in summer

Dec – Feb

55

Fair

  • 30–31 °C by day
  • 7.4 h of sun a day
  • 41 rainy days in all

Novo Hamburgo in autumn

Mar – May

70

Good

  • 23–29 °C by day
  • 5.5 h of sun a day
  • 33 rainy days in all

Novo Hamburgo in winter

Jun – Aug

71

Good

  • 20–22 °C by day
  • 4.4 h of sun a day
  • 30 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Apr – Aug, Nov

15–28 °C and not too much rain

Rainy months

Dec – Feb

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in Novo Hamburgo for you.

Sunshine
Little rain

Your best months: May, August – September

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

68

Holiday weather in October

Good

Best time to visit: March – November

A typical day in October

  1. Morning, 08:00: about 19°
  2. Midday, 13:00: about 25°
  3. Afternoon, 16:00: about 25°
  4. Evening, 20:00: about 20°
  5. Night, 23:00: about 17°

05:4718:33

Pleasant evenings; a light layer can help.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 05:32–06:19 · evening 18:01–18:48
Blue hour
Morning 05:23–05:32 · evening 18:48–18:57

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Novo Hamburgo compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs rise from about 24° at the start of the month to 26° at the end. The days get 0.8 h longer.

Early or late October?
October1 Oct31 Oct
Daytime high24°26°
Night-time low13°15°
Daylight12.3 h13.2 h

What is the weather like in Novo Hamburgo in October?

In October, Novo Hamburgo is warm: daytime highs average 25 °C, and nights cool down to about 15 °C. Expect around 5.6 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 186 mm in total. All in all, October is a good month for a holiday in Novo Hamburgo.

More details for October

Daylight
12 h 46 min05:47 – 18:33
UV index
10 · very highclear sky, noon (estimate)All months
Muggy days
8 daysdew point 18 °C or moreAll months
Wind
16 km/haverage daily peakAll months
Cloud cover
64 %on averageAll months
Hot days
4 days30 °C or moreAll months
Time zone
UTC−3offset from UTC

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %43 %
  • Few rainy daysweight 30 %32 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Novo Hamburgo

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

April has the better holiday weather in Novo Hamburgo: score 76 against 68. In April, days are 1 °C warmer than in October. April has 4 fewer rainy days.

October vs April, Novo Hamburgo
MonthOctoberApril
Holiday weather score6876better
Daytime high25°26°
Night-time low15°16°
Sunshine5.6 h5.5 h
Rainy days1410better
Rainfall186 mm120 mmbetter
Muggy days8better11

Based on the climate averages 1996–2025.

Novo Hamburgo month by month

The typical weather for every month at a glance.

51January31° · 7.6 h

In January, Novo Hamburgo is hot: daytime highs average 31 °C, and even at night it stays warm at around 20 °C. The sun shines for around 7.6 hours a day. It rains often – on about 15 days, adding up to 160 mm. On about 17 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a so-so month for a holiday in Novo Hamburgo.

Novo Hamburgo in January
55February30° · 7.1 h

In February, Novo Hamburgo is hot: daytime highs average 30 °C, and nights cool down to about 19 °C. The sun shines for around 7.1 hours a day. Rain is frequent, with about 13 rainy days and 128 mm in total. On about 13 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Novo Hamburgo.

Novo Hamburgo in February
62March29° · 6.5 h

In March, Novo Hamburgo is hot: daytime highs average 29 °C, and nights cool down to about 18 °C. The sun shines for around 6.5 hours a day. Rain is frequent, with about 13 rainy days and 128 mm in total. On about 11 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in March
76April26° · 5.5 h

In April, Novo Hamburgo is warm: daytime highs average 26 °C, and nights cool down to about 16 °C. Expect around 5.5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 120 mm in total. All in all, April is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in April
72May23° · 4.6 h

In May, Novo Hamburgo is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. Expect around 4.6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 131 mm in total. All in all, May is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in May
70June21° · 4.0 h

In June, Novo Hamburgo is mild: daytime highs average 21 °C, and nights cool down to about 10 °C. Expect around 4.0 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 134 mm in total. All in all, June is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in June
72July20° · 4.3 h

In July, Novo Hamburgo is mild: daytime highs average 20 °C, and nights cool down to about 9 °C. Expect around 4.3 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 139 mm in total. All in all, July is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in July
72August22° · 4.8 h

In August, Novo Hamburgo is warm: daytime highs average 22 °C, and nights cool down to about 11 °C. Expect around 4.8 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 128 mm in total. All in all, August is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in August
69September23° · 5.0 h

In September, Novo Hamburgo is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. Expect around 5.0 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 171 mm in total. All in all, September is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in September
68October25° · 5.6 h

In October, Novo Hamburgo is warm: daytime highs average 25 °C, and nights cool down to about 15 °C. Expect around 5.6 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 186 mm in total. All in all, October is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in October
74November28° · 7.3 h

In November, Novo Hamburgo is hot: daytime highs average 28 °C, and nights cool down to about 16 °C. The sun shines for around 7.3 hours a day. Rain is frequent, with about 12 rainy days and 142 mm in total. On about 8 days the thermometer climbs to 30 °C or more. All in all, November is a good month for a holiday in Novo Hamburgo.

Novo Hamburgo in November
58December30° · 7.4 h

In December, Novo Hamburgo is hot: daytime highs average 30 °C, and nights cool down to about 18 °C. The sun shines for around 7.4 hours a day. Rain is frequent, with about 13 rainy days and 149 mm in total. On about 14 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a so-so month for a holiday in Novo Hamburgo.

Novo Hamburgo in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Novo Hamburgo

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cool 8–15°
  • Pleasant 15–20°
  • Warm 20–24°
  • muggy month (15+ muggy days)

PleasantOctober: nights around 15°. Ideal for sleeping, often with the window open. Muggy on about 8 days (dew point 18 °C or more).

The coolest nights are in July (9°), the warmest in January (20°). Tropical nights of 20 °C and more are the rule in January; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from February to April and from October to December. It is muggy (dew point 18 °C or more) on about 119 days a year, mostly from December to March.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 25°Night 15°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan5131°20°7.6 h15160
FebruaryFeb5530°19°7.1 h13128
MarchMar6229°18°6.5 h13128
AprilApr7626°16°5.5 h10120
MayMay7223°12°4.6 h10131
JuneJun7021°10°4.0 h10134
JulyJul7220°9°4.3 h10139
AugustAug7222°11°4.8 h11128
SeptemberSep6923°12°5.0 h12171
OctoberOct6825°15°5.6 h14186
NovemberNov7428°16°7.3 h12142
DecemberDec5830°18°7.4 h13149

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

29.68° S, 51.13° W · 56 m · America/Sao_Paulo

Sunshine
Sunshine

Sunshine hours in Novo Hamburgo

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,120 hours
Sunniest month
Jan · 7.6 h a day
Least sunshine
Jun · 4.0 h a day
OctoberSunshine 5.6 hDaylight 12.8 hShare of daylight 44 %
SunshineDaylight

In October, the sun shines for about 5.6 of 12.8 hours of daylight in Novo Hamburgo, 44 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Novo Hamburgo: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
1,714 mm on 142 days
Wettest month
Oct · 186 mm
Driest month
Apr · 120 mm
OctoberRainy days 14Rainfall 186 mm

In October, Novo Hamburgo has about 14 rainy days with 186 mm of rain in total.

UV index
Sun protection

UV index in Novo Hamburgo

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
10 · very highStay in the shade around midday; SPF 50, clothing, hat and sunglasses.

The sun is strongest in December (UV 11).

Minutes until sunburn in October

Very fair skin
about 15 min
Fair skin
about 15 min
Light brown skin
about 25 min
Olive skin
about 30 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in Novo Hamburgo

How breezy and how cloudy Novo Hamburgo is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
14 km/h · gentle breeze
Windiest month
Nov · 16 km/h
Calmest month
May · 13 km/h
OctoberWind 16 km/hBeaufort 3

In October, the wind in Novo Hamburgo typically peaks at 16 km/h during the day: Beaufort 3, gentle breeze.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
57 % · variable cloud
Clearest month
Mar · 53 %
Cloudiest month
Oct · 64 %
OctoberCloud cover 64 %Sunshine 5.6 h

In October, cloud covers on average 64 % of the sky over Novo Hamburgo: variable cloud, with about 5.6 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity
Heat & humidity

Heat and humidity in Novo Hamburgo

How often the day gets hot in Novo Hamburgo (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
78 days
Hottest month
Jan · 31 °C
Hot months
Jan

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 4Daytime high 25 °C

In October, Novo Hamburgo has about 4 hot days, with an average daytime high of 25 °C: some hot or muggy days. Single hot or muggy days are possible; a hat and water bottle are enough.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Planning a trip to Novo Hamburgo

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Novo Hamburgo in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Novo Hamburgo has its best school-holiday weather during the Easter holidays (score 72) and its weakest during the Christmas holidays (score 55).

  • Easter holidays

    Mar – Apr

    72

    GoodBest holidays

    • 27 °C by day
    • 5.8 h of sun a day
    • 11 rainy days a month
  • May half-term

    May – Jun

    72

    Good

    • 22 °C by day
    • 4.5 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    72

    Good

    • 22 °C by day
    • 4.6 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • October half-term

    Oct

    68

    Good

    • 25 °C by day
    • 5.6 h of sun a day
    • 14 rainy days a month
  • Christmas holidays

    Dec – Jan

    55

    Fair

    • 30 °C by day
    • 7.5 h of sun a day
    • 14 rainy days a month

    Keep in mind: Frequent rain

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 12 h 55 min
Distance
10,290 km
Time zone
UTC−3
Jet lag
About 3 days (4 h west)

Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.

Most routes need a change of planes, which adds time.

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Brazil

Currency
Brazilian Real (BRL)
Language
Portuguese
Sockets
Type C, N · 127 V
Traffic
Drives on the right
Dialling code
+55

UK plugs need a travel adapter

Only 127 V: chargers marked 100–240 V work, other devices need a voltage converter.

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

Compare with another place
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Novo Hamburgo compared

Put Novo Hamburgo side by side with another destination.

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Novo Hamburgo vs Porto Alegre

In October the holiday weather in Novo Hamburgo and Porto Alegre is about equally good (score 68 vs 71). During the day it is about as warm in Porto Alegre as in Novo Hamburgo.

Novo Hamburgo vs Porto Alegre, in October
in OctoberNovo HamburgoPorto Alegre
Holiday weather score6871
Daytime high25°25°
Seano sea nearby20°
Sunshine6 h6 h
Rainy days1412
Best timeMar – NovApr – Nov

Through the year

OctoberNovo Hamburgo 25°Porto Alegre 25°
Novo HamburgoPorto Alegre
Go to Porto Alegre
Best places in the country
Ranking

Brazil in October: the best places

In October, Novo Hamburgo ranks 2 among the 31 nearest destinations in this country.

  1. Porto Alegre25°20°71
  2. 2Novo HamburgoThis page25°68
  3. 3Caxias do Sul23°65
  4. 4São Paulo26°65
  5. 5Ubatuba25°23°65
  6. 6Angra dos Reis25°23°65
  7. 7Chapecó26°64
  8. 8Sorocaba28°64
All destinations: Brazil
Places nearby

Near Novo Hamburgo

Other destinations close by.

Places with a similar climate

Places with a climate like Novo Hamburgo

Destinations whose weather through the year is closest to Novo Hamburgo's – good alternatives.

  1. 81 % similar64ChapecóBrazil26°Best time: Mar – Sep, Nov
  2. 78 % similar79RiveraUruguay24°Best time: Mar – Nov
  3. 74 % similar62Treze TíliasBrazil24°Best time: Feb – Sep, Nov – Dec
  4. 73 % similar60BlumenauBrazil25°Best time: Apr – Sep, Nov

Frequently asked questions about Novo Hamburgo

When is the best time to visit Novo Hamburgo?

The best time to visit Novo Hamburgo is from March to November. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Novo Hamburgo?

January is the warmest month, with average highs of 31 °C and nights around 20 °C. July is the coolest month at 20 °C.

When does it rain most in Novo Hamburgo?

Rain is frequent from December to February; the wettest month is October with 186 mm. The driest month is April with 120 mm.

How many hours of sunshine does Novo Hamburgo get?

Novo Hamburgo gets around 2,120 hours of sunshine a year. The sunniest month is January with 7.6 hours a day; in June there are 4.0 hours a day.

What time zone is Novo Hamburgo in?

Novo Hamburgo is on UTC−3 all year.

How long is the flight from London to Novo Hamburgo?

A nonstop flight from London to Novo Hamburgo takes about 12 h 55 min, for a straight-line distance of about 10,290 km. Most routes need a change of planes, which adds time.

Which school holidays are best for Novo Hamburgo?

Novo Hamburgo has its best school-holiday weather during the Easter holidays (score 72) and its weakest during the Christmas holidays (score 55). Holiday ratings (0–100): Easter holidays 72, May half-term 72, summer holidays 72, October half-term 68, Christmas holidays 55.