Annual mean 21°C · wettest around October · prevailing wind E
Warmest
28.2 °C
Coldest
18.1 °C
Wettest
86%
Windiest
3.1 m/s
Prevailing
E
2.5 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Blumenau over the whole year is 21°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 13°C. The rainy (wet) season in Blumenau runs from October, peaking in October with a 40% chance of rain on a given day. The dry season is April to September; July is the driest month, at 13%. Winds in Blumenau are highest in November, averaging 2.1 m/s (8 km/h), and lightest in April, at 1.6 m/s (6 km/h). The prevailing wind is from the E. The clearest skies in Blumenau come in July, when the sky is typically 59% covered; October is the cloudiest month, at 78%.
Month by month Blumenau climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
28°C
22°C
31°C
31%
65%
2.0 m/s
23
59
5
February
28°C
21°C
30°C
26%
60%
1.9 m/s
23
63
4
March
27°C
21°C
30°C
33%
63%
1.8 m/s
27
69
6
April
25°C
19°C
26°C
22%
63%
1.6 m/s
60
60
22
May
22°C
17°C
23°C
20%
61%
1.6 m/s
77
37
46
June
20°C
15°C
20°C
18%
60%
1.6 m/s
76
17
65
July
19°C
13°C
19°C
13%
59%
1.6 m/s
75
10
73
August
20°C
14°C
20°C
17%
69%
1.6 m/s
77
14
69
September
22°C
17°C
22°C
21%
72%
1.8 m/s
78
30
52
October
23°C
18°C
24°C
40%
78%
2.0 m/s
74
36
44
November
25°C
19°C
25°C
23%
68%
2.1 m/s
68
50
30
December
26°C
21°C
28°C
29%
68%
2.1 m/s
43
62
13
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Blumenau weather by season
Year round, Blumenau has days of about 19°C at their warmest in July, its coolest month, and 28°C in January, its warmest; the coolest hours of the day run from 13°C to 22°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around October and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Blumenau weather in winterJune to August
High 19°CLow 14°CRain 16%
Winter in Blumenau has typical daily highs of about 19°C and lows of about 14°C, with a 16% chance of rain on a given day.
Blumenau weather in springSeptember to November
High 23°CLow 18°CRain 28%
Spring in Blumenau has typical daily highs of about 23°C and lows of about 18°C, with a 28% chance of rain on a given day.
Blumenau weather in summerDecember to February
High 27°CLow 21°CRain 29%
Summer in Blumenau has typical daily highs of about 27°C and lows of about 21°C, with a 29% chance of rain on a given day.
Blumenau weather in autumnMarch to May
High 25°CLow 19°CRain 25%
Autumn in Blumenau has typical daily highs of about 25°C and lows of about 19°C, with a 25% chance of rain on a given day.
When is the rainy season in Blumenau?
The rainy (wet) season in Blumenau runs from October, peaking in October with a 40% chance of rain on a given day. The dry season is April to September; July is the driest month, at 13%.
What time of year is Blumenau windiest?
Winds in Blumenau are highest in November, averaging 2.1 m/s (8 km/h), and lightest in April, at 1.6 m/s (6 km/h). The prevailing wind is from the E.
What is the average temperature in Blumenau year round?
The average temperature in Blumenau over the whole year is 21°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 13°C.