Rosario weather in March
In March, Rosario sees average daytime highs of 27°C and overnight lows near 17°C, with 126 mm of rain across 7.6 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.
Highs ease over the month, from about 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 50% of the time in March, and the air most often feels humid.
Daylight stretches from about 12 h 48 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is Rosario's 3rd-clearest and 10th-windiest month. For the whole year in context, see Rosario's year-round climate.
- Daytime high
- 27°
- 4th warmest
- Overnight low
- 17°
- 9th coldest
- Rainfall
- 126 mm
- 7.6 wet days
- Daylight
- 12 h 18 min
- 7:05 AM – 7:20 PM
- Cloud cover
- 43%
- 3rd clearest
- Wind
- 10 km/h
- 10th windiest
- Solar energy
- 5.11 kWh/m²
- Travel score
- 7.1
- out of 10
Rosario is city in Argentina.
- Density
- 5,298/km²
- people per km²
- Founded
- 1852
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs ease over the month, from about 28°C in the first days to 25°C by the end.
A typical March day in Rosario reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, March runs about 2°C cooler than February and about 4°C warmer than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 18 |
| 2 | 28 | 18 |
| 3 | 28 | 18 |
| 4 | 28 | 18 |
| 5 | 28 | 18 |
| 6 | 28 | 18 |
| 7 | 28 | 18 |
| 8 | 28 | 18 |
| 9 | 28 | 17 |
| 10 | 28 | 17 |
| 11 | 27 | 17 |
| 12 | 27 | 17 |
| 13 | 27 | 17 |
| 14 | 27 | 17 |
| 15 | 27 | 17 |
| 16 | 27 | 17 |
| 17 | 27 | 17 |
| 18 | 27 | 16 |
| 19 | 26 | 16 |
| 20 | 26 | 16 |
| 21 | 26 | 16 |
| 22 | 26 | 16 |
| 23 | 26 | 16 |
| 24 | 26 | 16 |
| 25 | 26 | 16 |
| 26 | 26 | 16 |
| 27 | 26 | 15 |
| 28 | 25 | 15 |
| 29 | 25 | 15 |
| 30 | 25 | 15 |
| 31 | 25 | 15 |
Rosario weather by month
How March compares with the rest of the year at a glance. March is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 19° | 102 | 8.1 | 13.9 | 5.5 |
| Feb | 29° / 18° | 111 | 8.5 | 13.2 | 6.0 |
| Mar | 27° / 17° | 126 | 7.6 | 12.3 | 7.1 |
| Apr | 23° / 13° | 103 | 7.9 | 11.2 | 7.4 |
| May | 19° / 10° | 66 | 6 | 10.3 | 6.8 |
| Jun | 16° / 7° | 40 | 4.6 | 9.9 | 5.9 |
| Jul | 16° / 6° | 36 | 5 | 10 | 5.6 |
| Aug | 18° / 8° | 53 | 4.6 | 10.8 | 6.9 |
| Sep | 21° / 10° | 61 | 5.8 | 11.8 | 7.2 |
| Oct | 24° / 13° | 111 | 9.7 | 12.8 | 7.1 |
| Nov | 26° / 15° | 115 | 8.3 | 13.7 | 7.1 |
| Dec | 29° / 18° | 104 | 8.6 | 14.1 | 6.0 |
Cloud cover in March
The sky is clear or mostly clear about 50% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 36%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 66 | 67 | 67 | 67 | 67 | 67 | 67 | 67 | 66 | 66 | 66 | 66 | 66 | 64 | 64 | 64 | 64 | 63 | 63 | 63 | 63 | 62 | 63 | 63 | 63 | 63 | 63 | 62 | 62 | 62 | 62 |
| Cloudier (%) | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 38 | 37 | 37 | 37 | 37 | 37 | 38 | 38 | 38 | 38 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 66 | 34 |
| 2 | 67 | 33 |
| 3 | 67 | 33 |
| 4 | 67 | 33 |
| 5 | 67 | 33 |
| 6 | 67 | 33 |
| 7 | 67 | 33 |
| 8 | 67 | 33 |
| 9 | 66 | 34 |
| 10 | 66 | 34 |
| 11 | 66 | 34 |
| 12 | 66 | 34 |
| 13 | 66 | 34 |
| 14 | 64 | 36 |
| 15 | 64 | 36 |
| 16 | 64 | 36 |
| 17 | 64 | 36 |
| 18 | 63 | 37 |
| 19 | 63 | 37 |
| 20 | 63 | 37 |
| 21 | 63 | 37 |
| 22 | 62 | 38 |
| 23 | 63 | 37 |
| 24 | 63 | 37 |
| 25 | 63 | 37 |
| 26 | 63 | 37 |
| 27 | 63 | 37 |
| 28 | 62 | 38 |
| 29 | 62 | 38 |
| 30 | 62 | 38 |
| 31 | 62 | 38 |
Chance of precipitation in March
Rosario gets around 126 mm of rain over 7.6 wet days in March, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 25% and peaks near 28% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 26 |
| Rain chance (%) | |
|---|---|
| 1 | 28 |
| 2 | 28 |
| 3 | 27 |
| 4 | 27 |
| 5 | 27 |
| 6 | 26 |
| 7 | 26 |
| 8 | 26 |
| 9 | 25 |
| 10 | 25 |
| 11 | 25 |
| 12 | 25 |
| 13 | 25 |
| 14 | 25 |
| 15 | 24 |
| 16 | 24 |
| 17 | 24 |
| 18 | 24 |
| 19 | 24 |
| 20 | 24 |
| 21 | 24 |
| 22 | 24 |
| 23 | 24 |
| 24 | 24 |
| 25 | 24 |
| 26 | 24 |
| 27 | 25 |
| 28 | 25 |
| 29 | 25 |
| 30 | 25 |
| 31 | 26 |
Humidity in March
Most of March feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the humid band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 21 | 22 | 23 | 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| Comfortable (%) | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Humid (%) | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 27 |
| Muggy (%) | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 17 |
| Oppressive (%) | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 |
| Miserable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 9 | 19 | 30 | 28 | 13 | 1 |
| 2 | 9 | 19 | 30 | 28 | 13 | 1 |
| 3 | 9 | 19 | 30 | 28 | 13 | 1 |
| 4 | 9 | 20 | 30 | 28 | 12 | 1 |
| 5 | 9 | 20 | 30 | 28 | 12 | 1 |
| 6 | 9 | 20 | 30 | 29 | 11 | 1 |
| 7 | 10 | 21 | 29 | 28 | 11 | 1 |
| 8 | 10 | 21 | 29 | 28 | 11 | 1 |
| 9 | 10 | 21 | 29 | 28 | 10 | 1 |
| 10 | 11 | 22 | 29 | 28 | 10 | 1 |
| 11 | 12 | 22 | 29 | 27 | 10 | 1 |
| 12 | 12 | 22 | 29 | 27 | 9 | 1 |
| 13 | 13 | 23 | 29 | 26 | 9 | 1 |
| 14 | 14 | 23 | 29 | 26 | 8 | 1 |
| 15 | 15 | 24 | 29 | 25 | 7 | 1 |
| 16 | 16 | 24 | 29 | 24 | 7 | 1 |
| 17 | 17 | 25 | 29 | 23 | 6 | 1 |
| 18 | 18 | 25 | 29 | 23 | 5 | 0 |
| 19 | 19 | 25 | 29 | 22 | 5 | 0 |
| 20 | 20 | 26 | 29 | 21 | 4 | 0 |
| 21 | 21 | 26 | 29 | 21 | 4 | 0 |
| 22 | 21 | 26 | 29 | 20 | 3 | 0 |
| 23 | 22 | 26 | 29 | 20 | 3 | 0 |
| 24 | 23 | 26 | 29 | 20 | 2 | 0 |
| 25 | 23 | 26 | 29 | 19 | 2 | 0 |
| 26 | 24 | 26 | 28 | 19 | 2 | 0 |
| 27 | 25 | 26 | 28 | 19 | 2 | 0 |
| 28 | 26 | 26 | 28 | 19 | 1 | 0 |
| 29 | 27 | 26 | 28 | 18 | 1 | 0 |
| 30 | 28 | 26 | 27 | 18 | 1 | 0 |
| 31 | 29 | 26 | 27 | 17 | 1 | 0 |
Wind in March
Winds average 10 km/h in March.
Across March, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 11 | calm |
| 24 | 11 | calm |
| 25 | 11 | calm |
| 26 | 11 | calm |
| 27 | 11 | calm |
| 28 | 11 | calm |
| 29 | 11 | calm |
| 30 | 11 | calm |
| 31 | 11 | calm |
Sunrise & sunset in March
Daylight runs from about 12 h 48 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 66 minutes over March. Sunrise moves from 6:53 AM to 7:16 AM, and sunset from 7:39 PM to 6:59 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.8 | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 11.7 |
| Sunrise (AM) | 6:53 | 6:54 | 6:55 | 6:55 | 6:56 | 6:57 | 6:58 | 6:58 | 6:59 | 7:00 | 7:01 | 7:02 | 7:02 | 7:03 | 7:04 | 7:05 | 7:05 | 7:06 | 7:07 | 7:08 | 7:08 | 7:09 | 7:10 | 7:11 | 7:11 | 7:12 | 7:13 | 7:13 | 7:14 | 7:15 | 7:16 |
| Sunset (PM) | 7:39 | 7:38 | 7:36 | 7:35 | 7:34 | 7:33 | 7:31 | 7:30 | 7:29 | 7:28 | 7:26 | 7:25 | 7:24 | 7:22 | 7:21 | 7:20 | 7:18 | 7:17 | 7:16 | 7:14 | 7:13 | 7:12 | 7:10 | 7:09 | 7:08 | 7:06 | 7:05 | 7:04 | 7:02 | 7:01 | 6:59 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.8 | 6:53 | 7:39 |
| 2 | 12.7 | 6:54 | 7:38 |
| 3 | 12.7 | 6:55 | 7:36 |
| 4 | 12.7 | 6:55 | 7:35 |
| 5 | 12.6 | 6:56 | 7:34 |
| 6 | 12.6 | 6:57 | 7:33 |
| 7 | 12.6 | 6:58 | 7:31 |
| 8 | 12.5 | 6:58 | 7:30 |
| 9 | 12.5 | 6:59 | 7:29 |
| 10 | 12.5 | 7:00 | 7:28 |
| 11 | 12.4 | 7:01 | 7:26 |
| 12 | 12.4 | 7:02 | 7:25 |
| 13 | 12.4 | 7:02 | 7:24 |
| 14 | 12.3 | 7:03 | 7:22 |
| 15 | 12.3 | 7:04 | 7:21 |
| 16 | 12.3 | 7:05 | 7:20 |
| 17 | 12.2 | 7:05 | 7:18 |
| 18 | 12.2 | 7:06 | 7:17 |
| 19 | 12.1 | 7:07 | 7:16 |
| 20 | 12.1 | 7:08 | 7:14 |
| 21 | 12.1 | 7:08 | 7:13 |
| 22 | 12.0 | 7:09 | 7:12 |
| 23 | 12.0 | 7:10 | 7:10 |
| 24 | 12.0 | 7:11 | 7:09 |
| 25 | 11.9 | 7:11 | 7:08 |
| 26 | 11.9 | 7:12 | 7:06 |
| 27 | 11.9 | 7:13 | 7:05 |
| 28 | 11.8 | 7:13 | 7:04 |
| 29 | 11.8 | 7:14 | 7:02 |
| 30 | 11.8 | 7:15 | 7:01 |
| 31 | 11.7 | 7:16 | 6:59 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 5.11 kWh/m².
For context, solar energy here swings from a low near 2.36 kWh/m² to a high of 7.31 kWh/m² in December across the year — March's 5.11 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.7 | 5.7 | 5.6 | 5.6 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.7 | Bright |
| 2 | 5.7 | Bright |
| 3 | 5.6 | Bright |
| 4 | 5.6 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.4 | Bright |
| 8 | 5.4 | Bright |
| 9 | 5.4 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.3 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.1 | Bright |
| 16 | 5.1 | Bright |
| 17 | 5.0 | Bright |
| 18 | 5.0 | Bright |
| 19 | 5.0 | Bright |
| 20 | 4.9 | Bright |
| 21 | 4.9 | Bright |
| 22 | 4.8 | Bright |
| 23 | 4.8 | Bright |
| 24 | 4.8 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.6 | Bright |
| 28 | 4.6 | Bright |
| 29 | 4.5 | Bright |
| 30 | 4.5 | Bright |
| 31 | 4.4 | Bright |
Is March a good time to visit Rosario?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is one of the better times to visit Rosario for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rosario in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Rosario sees daytime highs around 27°C and nights near 17°C. Worth packing: light clothes and sun protection. About 8 days see rain.
UV index in Rosario in March
Clear-sky midday UV in March peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rosario peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 12 | 10 | 6 | 4 | 3 | 3 | 4 | 6 | 9 | 11 | 12 |
| Level | Extreme | Extreme | Extreme | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 10 | Extreme |
| Apr | 6 | High |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 6 | High |
| Oct | 9 | Very high |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Air quality in Rosario in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Rosario is worst in August — around 20 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (April, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 8 | 8 | 7 | 8 | 10 | 13 | 20 | 19 | 10 | 8 | 8 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 8 | Good |
| Mar | 8 | Good |
| Apr | 7 | Good |
| May | 8 | Good |
| Jun | 10 | Good |
| Jul | 13 | Moderate |
| Aug | 20 | Moderate |
| Sep | 19 | Moderate |
| Oct | 10 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Rosario?
Rosario sits at 32.9°S, 60.6°W, 38 m above sea level, in Argentina. The nearest listed city is Gobernador Gálvez, 9.0 km away.
Topography around Rosario
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rosario.
Within 3 km, the terrain around Rosario has only modest variations in elevation — a maximum elevation change of 41 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 57 m; within 80 km, only modest variations in elevation — a maximum elevation change of 121 m.
The land around Rosario is covered by artificial surfaces (53%) and water (21%) within 3 km, wetland (30%) and grassland (20%) within 16 km, and cropland (58%) and wetland (24%) within 80 km.
Argentina travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / I
- 220 V · 50 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $14,898
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Homicide rate
- 4.5
- per 100k, 2023
- Road deaths
- 14.1
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 575
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Rosario (-32.9468°, -60.6393°, elevation 38 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).