Annual mean 18°C · wettest around February · prevailing wind SE
Warmest
28.7 °C
Coldest
14.5 °C
Wettest
76%
Windiest
3.5 m/s
Prevailing
SE
3.0 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 Río Branco over the whole year is 18°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 9°C. The rainy (wet) season in Río Branco runs from February, peaking in February with a 61% chance of rain on a given day. The dry season is May to July; July is the driest month, at 32%. Winds in Río Branco are highest in October, averaging 2.7 m/s (10 km/h), and lightest in March, at 1.9 m/s (7 km/h). The prevailing wind is from the SE. The clearest skies in Río Branco come in December, when the sky is typically 47% covered; September is the cloudiest month, at 61%.
Month by month Río Branco 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
21°C
29°C
46%
54%
2.4 m/s
40
60
12
February
28°C
20°C
29°C
61%
48%
2.2 m/s
38
56
14
March
26°C
18°C
27°C
39%
51%
1.9 m/s
52
53
22
April
23°C
16°C
23°C
48%
58%
2.0 m/s
75
35
46
May
19°C
12°C
18°C
46%
58%
1.9 m/s
69
11
71
June
16°C
10°C
15°C
39%
57%
1.9 m/s
48
6
74
July
15°C
9°C
14°C
32%
60%
2.0 m/s
36
7
71
August
17°C
10°C
15°C
47%
58%
2.3 m/s
46
6
74
September
18°C
13°C
17°C
46%
61%
2.6 m/s
60
6
76
October
20°C
15°C
19°C
51%
55%
2.7 m/s
73
14
68
November
24°C
17°C
23°C
52%
50%
2.6 m/s
69
34
45
December
26°C
19°C
26°C
42%
47%
2.6 m/s
57
47
29
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 Río Branco weather by season
Year round, Río Branco has days of about 15°C at their warmest in July, its coolest month, and 28°C in January, its warmest; the coolest hours of the day run from 9°C to 21°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around February 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.
Río Branco weather in winterJune to August
High 16°CLow 10°CRain 39%
Winter in Río Branco has typical daily highs of about 16°C and lows of about 10°C, with a 39% chance of rain on a given day.
Río Branco weather in springSeptember to November
High 21°CLow 15°CRain 50%
Spring in Río Branco has typical daily highs of about 21°C and lows of about 15°C, with a 50% chance of rain on a given day.
Río Branco weather in summerDecember to February
High 27°CLow 20°CRain 50%
Summer in Río Branco has typical daily highs of about 27°C and lows of about 20°C, with a 50% chance of rain on a given day.
Río Branco weather in autumnMarch to May
High 23°CLow 15°CRain 44%
Autumn in Río Branco has typical daily highs of about 23°C and lows of about 15°C, with a 44% chance of rain on a given day.
When is the rainy season in Río Branco?
The rainy (wet) season in Río Branco runs from February, peaking in February with a 61% chance of rain on a given day. The dry season is May to July; July is the driest month, at 32%.
What time of year is Río Branco windiest?
Winds in Río Branco are highest in October, averaging 2.7 m/s (10 km/h), and lightest in March, at 1.9 m/s (7 km/h). The prevailing wind is from the SE.
What is the average temperature in Río Branco year round?
The average temperature in Río Branco over the whole year is 18°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 9°C.