Annual mean 21°C · wettest around March · prevailing wind N
Warmest
28.4 °C
Coldest
22.4 °C
Wettest
100%
Windiest
2.8 m/s
Prevailing
N
2.4 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 São Sebastião da Grama over the whole year is 21°C. September is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 12°C. The rainy (wet) season in São Sebastião da Grama runs from October to March, peaking in March with a 78% chance of rain on a given day. The dry season is June to September; September is the driest month, at 45%. Winds in São Sebastião da Grama are highest in October, averaging 1.8 m/s (6 km/h), and lightest in May, at 1.2 m/s (4 km/h). The prevailing wind is from the N. The clearest skies in São Sebastião da Grama come in July, when the sky is typically 33% covered; January is the cloudiest month, at 69%.
Month by month São Sebastião da Grama 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
20°C
29°C
75%
69%
1.5 m/s
35
67
9
February
27°C
20°C
29°C
64%
65%
1.4 m/s
34
70
7
March
28°C
20°C
29°C
78%
56%
1.4 m/s
30
72
5
April
26°C
17°C
27°C
59%
48%
1.3 m/s
54
66
16
May
24°C
14°C
24°C
70%
49%
1.2 m/s
74
45
38
June
23°C
13°C
23°C
51%
45%
1.4 m/s
83
29
52
July
23°C
12°C
22°C
47%
33%
1.4 m/s
83
24
58
August
24°C
14°C
23°C
60%
46%
1.6 m/s
76
36
46
September
28°C
17°C
27°C
45%
42%
1.7 m/s
57
58
21
October
27°C
19°C
28°C
62%
62%
1.8 m/s
45
65
14
November
27°C
19°C
27°C
73%
62%
1.8 m/s
51
62
16
December
27°C
20°C
29°C
71%
66%
1.6 m/s
38
68
9
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 São Sebastião da Grama weather by season
Year round, São Sebastião da Grama has days of about 23°C at their warmest in July, its coolest month, and 28°C in September, its warmest; the coolest hours of the day run from 12°C to 20°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around March and least likely around September. 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.
São Sebastião da Grama weather in winterJune to August
High 24°CLow 13°CRain 53%
Winter in São Sebastião da Grama has typical daily highs of about 24°C and lows of about 13°C, with a 53% chance of rain on a given day.
São Sebastião da Grama weather in springSeptember to November
High 27°CLow 19°CRain 60%
Spring in São Sebastião da Grama has typical daily highs of about 27°C and lows of about 19°C, with a 60% chance of rain on a given day.
São Sebastião da Grama weather in summerDecember to February
High 27°CLow 20°CRain 70%
Summer in São Sebastião da Grama has typical daily highs of about 27°C and lows of about 20°C, with a 70% chance of rain on a given day.
São Sebastião da Grama weather in autumnMarch to May
High 26°CLow 17°CRain 69%
Autumn in São Sebastião da Grama has typical daily highs of about 26°C and lows of about 17°C, with a 69% chance of rain on a given day.
When is the rainy season in São Sebastião da Grama?
The rainy (wet) season in São Sebastião da Grama runs from October to March, peaking in March with a 78% chance of rain on a given day. The dry season is June to September; September is the driest month, at 45%.
What time of year is São Sebastião da Grama windiest?
Winds in São Sebastião da Grama are highest in October, averaging 1.8 m/s (6 km/h), and lightest in May, at 1.2 m/s (4 km/h). The prevailing wind is from the N.
What is the average temperature in São Sebastião da Grama year round?
The average temperature in São Sebastião da Grama over the whole year is 21°C. September is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 12°C.