Annual mean 23°C · wettest around February · prevailing wind E
Warmest
29.3 °C
Coldest
22.8 °C
Wettest
76%
Windiest
3.3 m/s
Prevailing
E
2.6 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 Viana over the whole year is 23°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 17°C. The rainy (wet) season in Viana runs from February to March, peaking in February with a 45% chance of rain on a given day. The dry season is April to September; July is the driest month, at 21%. Winds in Viana are highest in January, averaging 2.3 m/s (8 km/h), and lightest in May, at 1.6 m/s (6 km/h). The prevailing wind is from the E. The clearest skies in Viana come in March, when the sky is typically 47% covered; November is the cloudiest month, at 72%.
Month by month Viana 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
31°C
28%
49%
2.3 m/s
22
54
7
February
29°C
22°C
31°C
45%
60%
2.0 m/s
23
50
9
March
29°C
22°C
31°C
41%
47%
1.8 m/s
20
53
7
April
27°C
21°C
29°C
30%
55%
1.8 m/s
34
59
15
May
25°C
19°C
26°C
29%
54%
1.6 m/s
48
58
22
June
24°C
18°C
25°C
31%
51%
1.7 m/s
58
52
30
July
23°C
17°C
24°C
21%
48%
1.9 m/s
68
48
37
August
23°C
18°C
24°C
31%
58%
2.1 m/s
64
46
36
September
25°C
19°C
26°C
22%
58%
2.3 m/s
57
52
29
October
26°C
21°C
27°C
42%
72%
2.3 m/s
48
59
18
November
26°C
21°C
27°C
43%
72%
2.2 m/s
45
55
19
December
27°C
22°C
29°C
39%
62%
2.2 m/s
33
54
14
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 Viana weather by season
Year round, Viana has days of about 23°C at their warmest in July, its coolest month, and 29°C in January, its warmest; the coolest hours of the day run from 17°C to 23°C through the year, and the average temperature over the year is 23°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.
Viana weather in winterJune to August
High 24°CLow 17°CRain 28%
Winter in Viana has typical daily highs of about 24°C and lows of about 17°C, with a 28% chance of rain on a given day.
Viana weather in springSeptember to November
High 26°CLow 20°CRain 36%
Spring in Viana has typical daily highs of about 26°C and lows of about 20°C, with a 36% chance of rain on a given day.
Viana weather in summerDecember to February
High 28°CLow 22°CRain 37%
Summer in Viana has typical daily highs of about 28°C and lows of about 22°C, with a 37% chance of rain on a given day.
Viana weather in autumnMarch to May
High 27°CLow 21°CRain 33%
Autumn in Viana has typical daily highs of about 27°C and lows of about 21°C, with a 33% chance of rain on a given day.
When is the rainy season in Viana?
The rainy (wet) season in Viana runs from February to March, peaking in February with a 45% chance of rain on a given day. The dry season is April to September; July is the driest month, at 21%.
What time of year is Viana windiest?
Winds in Viana are highest in January, averaging 2.3 m/s (8 km/h), and lightest in May, at 1.6 m/s (6 km/h). The prevailing wind is from the E.
What is the average temperature in Viana year round?
The average temperature in Viana over the whole year is 23°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 17°C.