Climate averages 1991–2020
Uruguaiana weather
in March.
A hot, wet month: the 4th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a hot month in Uruguaiana: daytime highs average 28.0°C and nights cool to about 19.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 124 mm of rain on roughly 9 days, which makes March a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 17 min on an average March day.
The nearest other city in this atlas is Alegrete (125 km away). In March its highs average 27.9°C, about as warm as Uruguaiana, with 123 mm of rain.
Among the 448 cities listed in Brazil, Uruguaiana ranks joint 216th of 448 for the warmest March highs and joint 97th of 448 for the driest March (rainfall, lowest first). The mean March high of those 448 cities is 27.9°C; Uruguaiana is 0.1°C warmer than that mean.
From March to April, average highs fall by 3.4°C to 24.6°C, and monthly rainfall rises from 124 mm to 177 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Uruguaiana climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.6°C21.6°C | 21.6°C | 139 | 10.4 | 13.814 h |
| February | 29.6°C21.0°C | 21.0°C | 128 | 10.4 | 13.113 h |
| March, selected | 28.0°C19.3°C | 19.3°C | 124 | 9.2 | 12.312 h |
| April | 24.6°C16.3°C | 16.3°C | 177 | 9.3 | 11.411 h |
| May | 20.7°C13.1°C | 13.1°C | 115 | 8.0 | 10.611 h |
| June | 18.4°C10.9°C | 10.9°C | 113 | 8.5 | 10.310 h |
| July | 17.8°C9.7°C | 9.7°C | 103 | 7.5 | 10.410 h |
| August | 20.4°C11.1°C | 11.1°C | 89 | 7.8 | 11.111 h |
| September | 22.0°C12.6°C | 12.6°C | 126 | 9.0 | 11.912 h |
| October | 24.6°C15.4°C | 15.4°C | 189 | 10.9 | 12.813 h |
| November | 27.3°C17.4°C | 17.4°C | 136 | 8.4 | 13.614 h |
| December | 29.8°C20.1°C | 20.1°C | 136 | 9.4 | 14.014 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Alegrete in MarchBrazil · 125 kmHigh 27.9°C · Low 18.7°C · 123 mm rain
- Rivera in MarchUruguay · 195 kmHigh 26.6°C · Low 17.5°C · 107 mm rain
- Sant'Ana do Livramento in MarchBrazil · 196 kmHigh 26.5°C · Low 17.2°C · 107 mm rain
- Concordia in MarchArgentina · 203 kmHigh 27.3°C · Low 18.4°C · 116 mm rain
- Goya in MarchArgentina · 221 kmHigh 28.3°C · Low 20.2°C · 125 mm rain
- Ituzaingó in MarchArgentina · 244 kmHigh 29.2°C · Low 21.6°C · 119 mm rain
- Reconquista in MarchArgentina · 257 kmHigh 28.3°C · Low 19.9°C · 119 mm rain
- Posadas in MarchArgentina · 286 kmHigh 29.0°C · Low 20.9°C · 121 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Uruguaiana) is explained once on the Uruguaiana year overview and on the Sources, method and limits page.