Annual mean 20°C · wettest around January · prevailing wind NE
Warmest
27.7 °C
Coldest
20.4 °C
Wettest
65%
Windiest
3.1 m/s
Prevailing
NE
2.7 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 Biritiba-Mirim over the whole year is 20°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 13°C. The rainy (wet) season in Biritiba-Mirim runs from November to March, peaking in January with a 56% chance of rain on a given day. The dry season is April to October; August is the driest month, at 15%. Winds in Biritiba-Mirim are highest in October, averaging 2.6 m/s (9 km/h), and lightest in June, at 1.7 m/s (6 km/h). The prevailing wind is from the NE. The clearest skies in Biritiba-Mirim come in July, when the sky is typically 47% covered; October is the cloudiest month, at 72%.
Month by month Biritiba-Mirim 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
27°C
21°C
29°C
56%
67%
2.2 m/s
34
60
11
February
27°C
21°C
29°C
50%
67%
2.2 m/s
36
63
10
March
27°C
20°C
29°C
49%
63%
2.2 m/s
36
66
10
April
25°C
18°C
25°C
27%
63%
2.1 m/s
67
49
30
May
23°C
16°C
22°C
19%
56%
1.9 m/s
77
29
53
June
21°C
14°C
21°C
25%
54%
1.7 m/s
82
19
64
July
21°C
13°C
20°C
15%
47%
1.9 m/s
78
15
68
August
22°C
14°C
21°C
15%
56%
2.2 m/s
75
25
58
September
25°C
17°C
24°C
33%
58%
2.4 m/s
65
43
38
October
25°C
18°C
25°C
35%
72%
2.6 m/s
66
45
34
November
25°C
19°C
25°C
41%
70%
2.6 m/s
65
46
33
December
27°C
20°C
28°C
36%
70%
2.4 m/s
46
60
16
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 Biritiba-Mirim weather by season
Year round, Biritiba-Mirim has days of about 21°C at their warmest in July, its coolest month, and 27°C in January, its warmest; the coolest hours of the day run from 13°C to 21°C through the year, and the average temperature over the year is 20°C around the clock. Rain is most likely around January and least likely around August. 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.
Biritiba-Mirim weather in winterJune to August
High 22°CLow 14°CRain 18%
Winter in Biritiba-Mirim has typical daily highs of about 22°C and lows of about 14°C, with a 18% chance of rain on a given day.
Biritiba-Mirim weather in springSeptember to November
High 25°CLow 18°CRain 36%
Spring in Biritiba-Mirim has typical daily highs of about 25°C and lows of about 18°C, with a 36% chance of rain on a given day.
Biritiba-Mirim weather in summerDecember to February
High 27°CLow 21°CRain 47%
Summer in Biritiba-Mirim has typical daily highs of about 27°C and lows of about 21°C, with a 47% chance of rain on a given day.
Biritiba-Mirim weather in autumnMarch to May
High 25°CLow 18°CRain 32%
Autumn in Biritiba-Mirim has typical daily highs of about 25°C and lows of about 18°C, with a 32% chance of rain on a given day.
When is the rainy season in Biritiba-Mirim?
The rainy (wet) season in Biritiba-Mirim runs from November to March, peaking in January with a 56% chance of rain on a given day. The dry season is April to October; August is the driest month, at 15%.
What time of year is Biritiba-Mirim windiest?
Winds in Biritiba-Mirim are highest in October, averaging 2.6 m/s (9 km/h), and lightest in June, at 1.7 m/s (6 km/h). The prevailing wind is from the NE.
What is the average temperature in Biritiba-Mirim year round?
The average temperature in Biritiba-Mirim over the whole year is 20°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 13°C.