Rosario weather by month

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

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Rosario (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	31	30	27	24	21	17	17	18	21	24	27	30
Min temperature (night-time)	18	17	15	12	9	6	6	6	8	11	14	16
Heat & Humidity	H	M	L	0	0	0	0	0	0	0	L	M

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

Sunshine & Daylight in Rosario

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	9	9	8	7	6	5	6	6	7	8	10	9
Daily hours of daylight	14	13	12	11	10	10	10	11	12	13	14	14
UV Index (Maximum)	11	11	9	6	4	3	3	4	6	9	11	11

Rainfall in Rosario

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	8	8	9	7	6	5	5	5	6	9	9	9
Average monthly rainfall (mm)	119	107	152	92	51	44	41	36	52	103	111	108

More about Rosario

Rosario by month

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

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The climate guide for Argentina (Rosario) 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 Rosario?

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

Rosario weather in January

Expect daytime maximum temperatures of 31°C in Rosario, Argentina in January and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 119 mm of rainfall in the month.

31
31°C max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
18
18°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
119
119 mm of monthly rainfall
11
11+ (Extreme) UV index

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Rosario weather in February

Expect daytime maximum temperatures of 30°C in Rosario, Argentina in February based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 107 mm of rainfall in the month.

30
30°C max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
17
17°C min night temperature
13
13 hours of daylight per day
M
Moderate heat & humidity
107
107 mm of monthly rainfall
11
11+ (Extreme) UV index

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Rosario weather in March

Expect daytime maximum temperatures of 27°C in Rosario, Argentina in March based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 152 mm of rainfall in the month.

27
27°C max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
15
15°C min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
152
152 mm of monthly rainfall
9
9 (Very High) UV index

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Rosario weather in April

Expect daytime maximum temperatures of 24°C in Rosario, Argentina in April based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 92 mm of rainfall in the month.

24
24°C max day temperature
7
7 hours of sunshine per day
7
7 days with some rainfall
12
12°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
92
92 mm of monthly rainfall
6
6 (High) UV index

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Rosario weather in May

Expect daytime maximum temperatures of 21°C in Rosario, Argentina in May based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 51 mm of rainfall in the month.

21
21°C max day temperature
6
6 hours of sunshine per day
6
6 days with some rainfall
9
9°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
51
51 mm of monthly rainfall
4
4 (Moderate) UV index

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Rosario weather in June

Expect daytime maximum temperatures of 17°C in Rosario, Argentina in June based on long-term weather averages. There are 5 hours of sunshine per day on average with typically 44 mm of rainfall in the month.

17
17°C max day temperature
5
5 hours of sunshine per day
5
5 days with some rainfall
6
6°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
44
44 mm of monthly rainfall
3
3 (Moderate) UV index

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Rosario weather in July

Expect daytime maximum temperatures of 17°C in Rosario, Argentina in July based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 41 mm of rainfall in the month.

17
17°C max day temperature
6
6 hours of sunshine per day
5
5 days with some rainfall
6
6°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
41
41 mm of monthly rainfall
3
3 (Moderate) UV index

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Rosario weather in August

Expect daytime maximum temperatures of 18°C in Rosario, Argentina in August based on long-term weather averages. There are 6 hours of sunshine per day on average.

18
18°C max day temperature
6
6 hours of sunshine per day
5
5 days with some rainfall
6
6°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
36
36 mm of monthly rainfall
4
4 (Moderate) UV index

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Rosario weather in September

Expect daytime maximum temperatures of 21°C in Rosario, Argentina in September based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 52 mm of rainfall in the month.

21
21°C max day temperature
7
7 hours of sunshine per day
6
6 days with some rainfall
8
8°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
52
52 mm of monthly rainfall
6
6 (High) UV index

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Rosario weather in October

Expect daytime maximum temperatures of 24°C in Rosario, Argentina in October based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 103 mm of rainfall in the month.

24
24°C max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
11
11°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
103
103 mm of monthly rainfall
9
9 (Very High) UV index

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Rosario weather in November

Expect daytime maximum temperatures of 27°C in Rosario, Argentina in November based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 111 mm of rainfall in the month.

27
27°C max day temperature
10
10 hours of sunshine per day
9
9 days with some rainfall
14
14°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
111
111 mm of monthly rainfall
11
11 (Extreme) UV index

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Rosario weather in December

Expect daytime maximum temperatures of 30°C in Rosario, Argentina in December based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 108 mm of rainfall in the month.

30
30°C max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
16
16°C min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
108
108 mm of monthly rainfall
11
11+ (Extreme) UV index

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