Annual mean 26°C · wettest around March · prevailing wind N
Warmest
35.1 °C
Coldest
28.6 °C
Wettest
100%
Windiest
2.6 m/s
Prevailing
N
2.2 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
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 Goiás over the whole year is 26°C. September is the hottest month, with highs of about 34°C; July is the coldest, with lows of about 20°C. The rainy (wet) season in Goiás runs from August to May, peaking in March with a 67% chance of rain on a given day. The dry season is June to July; July is the driest month, at 5%. Winds in Goiás are highest in August, averaging 1.7 m/s (6 km/h), and lightest in April, at 1.2 m/s (4 km/h). The prevailing wind is from the N. The clearest skies in Goiás come in July, when the sky is typically 12% covered; November is the cloudiest month, at 78%.
Month by month Goiás 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
29°C
23°C
32°C
66%
75%
1.3 m/s
13
57
3
February
29°C
23°C
32°C
62%
74%
1.3 m/s
10
55
1
March
30°C
23°C
33°C
67%
66%
1.3 m/s
6
48
1
April
31°C
23°C
33°C
52%
48%
1.2 m/s
5
49
1
May
31°C
21°C
32°C
41%
36%
1.3 m/s
10
63
2
June
31°C
20°C
30°C
29%
30%
1.5 m/s
23
78
3
July
30°C
20°C
29°C
5%
12%
1.5 m/s
33
79
6
August
33°C
22°C
31°C
46%
28%
1.7 m/s
14
67
3
September
34°C
25°C
33°C
51%
44%
1.7 m/s
6
44
1
October
33°C
24°C
33°C
56%
67%
1.5 m/s
7
40
1
November
29°C
23°C
32°C
54%
78%
1.4 m/s
13
54
2
December
30°C
23°C
32°C
61%
74%
1.3 m/s
10
57
1
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 Goiás weather by season
Year round, Goiás has days of about 29°C at their warmest in November, its coolest month, and 34°C in September, its warmest; the coolest hours of the day run from 20°C to 25°C through the year, and the average temperature over the year is 26°C around the clock. Rain is most likely around March 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.
Goiás weather in winterJune to August
High 31°CLow 21°CRain 26%
Winter in Goiás has typical daily highs of about 31°C and lows of about 21°C, with a 26% chance of rain on a given day.
Goiás weather in springSeptember to November
High 32°CLow 24°CRain 54%
Spring in Goiás has typical daily highs of about 32°C and lows of about 24°C, with a 54% chance of rain on a given day.
Goiás weather in summerDecember to February
High 29°CLow 23°CRain 63%
Summer in Goiás has typical daily highs of about 29°C and lows of about 23°C, with a 63% chance of rain on a given day.
Goiás weather in autumnMarch to May
High 31°CLow 22°CRain 53%
Autumn in Goiás has typical daily highs of about 31°C and lows of about 22°C, with a 53% chance of rain on a given day.
When is the rainy season in Goiás?
The rainy (wet) season in Goiás runs from August to May, peaking in March with a 67% chance of rain on a given day. The dry season is June to July; July is the driest month, at 5%.
What time of year is Goiás windiest?
Winds in Goiás are highest in August, averaging 1.7 m/s (6 km/h), and lightest in April, at 1.2 m/s (4 km/h). The prevailing wind is from the N.
What is the average temperature in Goiás year round?
The average temperature in Goiás over the whole year is 26°C. September is the hottest month, with highs of about 34°C; July is the coldest, with lows of about 20°C.