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Best time to visit Rosario

Monthly weather scores combine temperatures, sunshine, rain, and comfort signals to highlight when Rosariois at its most inviting, and when the weather is least cooperative.

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Best overall month

May

Overall score 59.0%

High
67.3°F
Low
52.3°F
Sun
6.0h
Rain
0.1in
Rain days
18.0%
Humidity
70.9%
Wind
8.4mph
Day length
10.4h
Sun percent
57.6%
Month to omit

July

Overall score 46.3%

High
62.4°F
Low
46.8°F
Sun
5.7h
Rain
0.0in
Rain days
16.0%
Humidity
67.9%
Wind
8.6mph
Day length
10.2h
Sun percent
55.8%

Overall travel weather

A simple average of the Heat Seeker, Mild Moderate, and Sun And Dry scores.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. May

Score 59.0%

#1
High
67.3°F
Low
52.3°F
Sun
6.0h
Rain
0.1in
Rain days
18.0%
Humidity
70.9%
Wind
8.4mph
Day length
10.4h
Sun percent
57.6%
Heat score
34.0%
Mild score
88.0%
Dry score
55.0%

2. August

Score 57.3%

#2
High
66.9°F
Low
47.8°F
Sun
7.1h
Rain
0.1in
Rain days
15.0%
Humidity
64.0%
Wind
9.4mph
Day length
10.9h
Sun percent
64.9%
Heat score
37.0%
Mild score
75.0%
Dry score
60.0%

3. September

Score 56.7%

#3
High
72.7°F
Low
51.1°F
Sun
7.0h
Rain
0.1in
Rain days
19.0%
Humidity
65.7%
Wind
9.7mph
Day length
11.9h
Sun percent
58.8%
Heat score
43.0%
Mild score
70.0%
Dry score
57.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. July

Score 46.3%

#1
High
62.4°F
Low
46.8°F
Sun
5.7h
Rain
0.0in
Rain days
16.0%
Humidity
67.9%
Wind
8.6mph
Day length
10.2h
Sun percent
55.8%
Heat score
34.0%
Mild score
52.0%
Dry score
53.0%

2. March

Score 47.7%

#2
High
85.3°F
Low
63.9°F
Sun
7.2h
Rain
0.2in
Rain days
29.0%
Humidity
59.7%
Wind
9.2mph
Day length
12.3h
Sun percent
58.7%
Heat score
63.0%
Mild score
22.0%
Dry score
58.0%

3. April

Score 48.0%

#3
High
75.4°F
Low
57.9°F
Sun
6.0h
Rain
0.2in
Rain days
26.0%
Humidity
68.2%
Wind
8.4mph
Day length
11.3h
Sun percent
53.3%
Heat score
44.0%
Mild score
50.0%
Dry score
50.0%

Heat Seeker

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. January

Score 80.0%

#1
High
93.7°F
Low
68.7°F
Sun
9.1h
Rain
0.1in
Rain days
28.0%
Humidity
46.6%
Wind
9.8mph
Day length
14.0h
Sun percent
64.9%
Heat high
95.0%
Heat low
100.0%
Heat sun
65.0%
Heat rain
44.0%

2. February

Score 79.0%

#2
High
91.9°F
Low
67.6°F
Sun
8.9h
Rain
0.1in
Rain days
24.0%
Humidity
48.7%
Wind
9.1mph
Day length
13.2h
Sun percent
67.2%
Heat high
89.0%
Heat low
100.0%
Heat sun
67.0%
Heat rain
52.0%

3. December

Score 77.0%

#3
High
90.7°F
Low
65.1°F
Sun
10.1h
Rain
0.1in
Rain days
25.0%
Humidity
47.6%
Wind
10.2mph
Day length
14.3h
Sun percent
70.7%
Heat high
84.0%
Heat low
100.0%
Heat sun
71.0%
Heat rain
50.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. May

Score 34.0%

#1
High
67.3°F
Low
52.3°F
Sun
6.0h
Rain
0.1in
Rain days
18.0%
Humidity
70.9%
Wind
8.4mph
Day length
10.4h
Sun percent
57.6%
Heat high
0.0%
Heat low
100.0%
Heat sun
58.0%
Heat rain
64.0%

2. July

Score 34.0%

#2
High
62.4°F
Low
46.8°F
Sun
5.7h
Rain
0.0in
Rain days
16.0%
Humidity
67.9%
Wind
8.6mph
Day length
10.2h
Sun percent
55.8%
Heat high
0.0%
Heat low
100.0%
Heat sun
56.0%
Heat rain
68.0%

3. June

Score 36.0%

#3
High
63.1°F
Low
48.2°F
Sun
5.6h
Rain
0.0in
Rain days
9.0%
Humidity
68.5%
Wind
8.6mph
Day length
10.0h
Sun percent
55.9%
Heat high
0.0%
Heat low
100.0%
Heat sun
56.0%
Heat rain
82.0%

Mild Moderate

Mild Moderate Score is designed for those who prefer comfortable, temperate weather conditions. It favors moderate temperatures and balanced weather patterns.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. May

Score 88.0%

#1
High
67.3°F
Low
52.3°F
Sun
6.0h
Rain
0.1in
Rain days
18.0%
Humidity
70.9%
Wind
8.4mph
Day length
10.4h
Sun percent
57.6%
Mild high
93.0%
Mild low
86.0%
Mild sun
75.0%
Mild rain
93.0%

2. August

Score 75.0%

#2
High
66.9°F
Low
47.8°F
Sun
7.1h
Rain
0.1in
Rain days
15.0%
Humidity
64.0%
Wind
9.4mph
Day length
10.9h
Sun percent
64.9%
Mild high
90.0%
Mild low
36.0%
Mild sun
90.0%
Mild rain
100.0%

3. September

Score 70.0%

#3
High
72.7°F
Low
51.1°F
Sun
7.0h
Rain
0.1in
Rain days
19.0%
Humidity
65.7%
Wind
9.7mph
Day length
11.9h
Sun percent
58.8%
Mild high
57.0%
Mild low
72.0%
Mild sun
78.0%
Mild rain
91.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. March

Score 22.0%

#1
High
85.3°F
Low
63.9°F
Sun
7.2h
Rain
0.2in
Rain days
29.0%
Humidity
59.7%
Wind
9.2mph
Day length
12.3h
Sun percent
58.7%
Mild high
0.0%
Mild low
0.0%
Mild sun
77.0%
Mild rain
69.0%

2. January

Score 24.0%

#2
High
93.7°F
Low
68.7°F
Sun
9.1h
Rain
0.1in
Rain days
28.0%
Humidity
46.6%
Wind
9.8mph
Day length
14.0h
Sun percent
64.9%
Mild high
0.0%
Mild low
0.0%
Mild sun
90.0%
Mild rain
71.0%

3. February

Score 26.0%

#3
High
91.9°F
Low
67.6°F
Sun
8.9h
Rain
0.1in
Rain days
24.0%
Humidity
48.7%
Wind
9.1mph
Day length
13.2h
Sun percent
67.2%
Mild high
0.0%
Mild low
0.0%
Mild sun
94.0%
Mild rain
80.0%

Sun And Dry

Sun And Dry Score maximizes sun exposure and minimizes all forms of precipitation. Temperature is secondary, preferring mild-to-warm conditions.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. February

Score 63.0%

#1
High
91.9°F
Low
67.6°F
Sun
8.9h
Rain
0.1in
Rain days
24.0%
Humidity
48.7%
Wind
9.1mph
Day length
13.2h
Sun percent
67.2%
Dry sun
67.0%
Dry days
4.0%
Dry rain
100.0%
Dry comfort
100.0%

2. December

Score 63.0%

#2
High
90.7°F
Low
65.1°F
Sun
10.1h
Rain
0.1in
Rain days
25.0%
Humidity
47.6%
Wind
10.2mph
Day length
14.3h
Sun percent
70.7%
Dry sun
71.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
100.0%

3. January

Score 61.0%

#3
High
93.7°F
Low
68.7°F
Sun
9.1h
Rain
0.1in
Rain days
28.0%
Humidity
46.6%
Wind
9.8mph
Day length
14.0h
Sun percent
64.9%
Dry sun
65.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
100.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. April

Score 50.0%

#1
High
75.4°F
Low
57.9°F
Sun
6.0h
Rain
0.2in
Rain days
26.0%
Humidity
68.2%
Wind
8.4mph
Day length
11.3h
Sun percent
53.3%
Dry sun
53.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
61.0%

2. July

Score 53.0%

#2
High
62.4°F
Low
46.8°F
Sun
5.7h
Rain
0.0in
Rain days
16.0%
Humidity
67.9%
Wind
8.6mph
Day length
10.2h
Sun percent
55.8%
Dry sun
56.0%
Dry days
36.0%
Dry rain
100.0%
Dry comfort
13.0%

3. May

Score 55.0%

#3
High
67.3°F
Low
52.3°F
Sun
6.0h
Rain
0.1in
Rain days
18.0%
Humidity
70.9%
Wind
8.4mph
Day length
10.4h
Sun percent
57.6%
Dry sun
58.0%
Dry days
28.0%
Dry rain
100.0%
Dry comfort
31.0%
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