Porto Alegre weather by month

Check out Porto Alegre weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Porto Alegre (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
29°C maximum daytime temperature in January in Porto Alegre29
29°C maximum daytime temperature in February in Porto Alegre29
28°C maximum daytime temperature in March in Porto Alegre28
25°C maximum daytime temperature in April in Porto Alegre25
21°C maximum daytime temperature in May in Porto Alegre21
19°C maximum daytime temperature in June in Porto Alegre19
19°C maximum daytime temperature in July in Porto Alegre19
20°C maximum daytime temperature in August in Porto Alegre20
21°C maximum daytime temperature in September in Porto Alegre21
24°C maximum daytime temperature in October in Porto Alegre24
26°C maximum daytime temperature in November in Porto Alegre26
28°C maximum daytime temperature in December in Porto Alegre28
Min temperature (night-time)
20°C minimum night-time temperature in January in Porto Alegre20
20°C minimum night-time temperature in February in Porto Alegre20
19°C minimum night-time temperature in March in Porto Alegre19
16°C minimum night-time temperature in April in Porto Alegre16
13°C minimum night-time temperature in May in Porto Alegre13
10°C minimum night-time temperature in June in Porto Alegre10
10°C minimum night-time temperature in July in Porto Alegre10
11°C minimum night-time temperature in August in Porto Alegre11
13°C minimum night-time temperature in September in Porto Alegre13
15°C minimum night-time temperature in October in Porto Alegre15
17°C minimum night-time temperature in November in Porto Alegre17
18°C minimum night-time temperature in December in Porto Alegre18
Heat & Humidity
Moderate heat & humidity in January in Porto AlegreM
Moderate heat & humidity in February in Porto AlegreM
Low heat & humidity in March in Porto AlegreL
No heat & humidity in April in Porto Alegre0
No heat & humidity in May in Porto Alegre0
No heat & humidity in June in Porto Alegre0
No heat & humidity in July in Porto Alegre0
No heat & humidity in August in Porto Alegre0
No heat & humidity in September in Porto Alegre0
Low heat & humidity in October in Porto AlegreL
Moderate heat & humidity in November in Porto AlegreM
Low heat & humidity in December in Porto AlegreL

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Porto Alegre

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
14 hours of daylight per day in January in Porto Alegre14
13 hours of daylight per day in February in Porto Alegre13
12 hours of daylight per day in March in Porto Alegre12
11 hours of daylight per day in April in Porto Alegre11
11 hours of daylight per day in May in Porto Alegre11
10 hours of daylight per day in June in Porto Alegre10
10 hours of daylight per day in July in Porto Alegre10
11 hours of daylight per day in August in Porto Alegre11
12 hours of daylight per day in September in Porto Alegre12
13 hours of daylight per day in October in Porto Alegre13
14 hours of daylight per day in November in Porto Alegre14
14 hours of daylight per day in December in Porto Alegre14
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Porto Alegre11
UV (maximum) index 11+ (Extreme) in February in Porto Alegre11
UV (maximum) index 10 (Very High) in March in Porto Alegre10
UV (maximum) index 7 (High) in April in Porto Alegre7
UV (maximum) index 4 (Moderate) in May in Porto Alegre4
UV (maximum) index 3 (Moderate) in June in Porto Alegre3
UV (maximum) index 3 (Moderate) in July in Porto Alegre3
UV (maximum) index 5 (Moderate) in August in Porto Alegre5
UV (maximum) index 7 (High) in September in Porto Alegre7
UV (maximum) index 10 (Very High) in October in Porto Alegre10
UV (maximum) index 11+ (Extreme) in November in Porto Alegre11
UV (maximum) index 11+ (Extreme) in December in Porto Alegre11

Rainfall in Porto Alegre

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
19 days with some rainfall in January in Porto Alegre19
17 days with some rainfall in February in Porto Alegre17
18 days with some rainfall in March in Porto Alegre18
12 days with some rainfall in April in Porto Alegre12
14 days with some rainfall in May in Porto Alegre14
17 days with some rainfall in June in Porto Alegre17
16 days with some rainfall in July in Porto Alegre16
16 days with some rainfall in August in Porto Alegre16
18 days with some rainfall in September in Porto Alegre18
16 days with some rainfall in October in Porto Alegre16
15 days with some rainfall in November in Porto Alegre15
16 days with some rainfall in December in Porto Alegre16
Average monthly rainfall (mm)
104 mm monthly rainfall in January in Porto Alegre104
110 mm monthly rainfall in February in Porto Alegre110
105 mm monthly rainfall in March in Porto Alegre105
92 mm monthly rainfall in April in Porto Alegre92
95 mm monthly rainfall in May in Porto Alegre95
134 mm monthly rainfall in June in Porto Alegre134
125 mm monthly rainfall in July in Porto Alegre125
138 mm monthly rainfall in August in Porto Alegre138
141 mm monthly rainfall in September in Porto Alegre141
116 mm monthly rainfall in October in Porto Alegre116
102 mm monthly rainfall in November in Porto Alegre102
101 mm monthly rainfall in December in Porto Alegre101

More about Porto Alegre

Porto Alegre by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Brazil (Porto Alegre) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Porto Alegre?

Porto Alegre has a temperate climate with hot summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Porto Alegre cyclone season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about Brazil

Compare Porto Alegre with the USA

Below the Porto Alegre chart shows average maximum daytime temperature for Porto Alegre, Brazil and the USA (Washington).

Maximum daytime temperature (°C)

Porto Alegre, Brazil
USA (Washington)
29
5
29
7
28
13
25
19
21
24
19
29
19
31
20
30
21
26
24
20
26
14
28
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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