Climate averages 1991–2020
Montevideo weather
in March.
A warm, wet month: the 4th warmest and the joint 8th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
March is a warm month in Montevideo: daytime highs average 23.2°C and nights cool to about 18.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 97 mm of rain on roughly 8 days, which makes March a wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 20 min on an average March day.
The nearest other city in this atlas is Maldonado (113 km away). In March its highs average 22.8°C, about as warm as Montevideo, with 88 mm of rain.
Among the 4 cities listed in Uruguay, Montevideo ranks 3rd of 4 for the warmest March highs and 2nd of 4 for the driest March (rainfall, lowest first). The mean March high of those 4 cities is 24.9°C; Montevideo is 1.6°C cooler than that mean.
From March to April, average highs fall by 3.1°C to 20.1°C, and monthly rainfall rises from 97 mm to 107 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
Montevideo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.2°C19.6°C | 19.6°C | 68 | 5.9 | 14.214 h |
| February | 24.7°C19.6°C | 19.6°C | 92 | 7.8 | 13.413 h |
| March, selected | 23.2°C18.3°C | 18.3°C | 97 | 7.9 | 12.312 h |
| April | 20.1°C15.5°C | 15.5°C | 107 | 8.3 | 11.211 h |
| May | 16.7°C12.6°C | 12.6°C | 87 | 7.9 | 10.310 h |
| June | 14.0°C9.8°C | 9.8°C | 90 | 8.6 | 9.910 h |
| July | 12.8°C8.5°C | 8.5°C | 96 | 8.9 | 10.010 h |
| August | 14.5°C9.5°C | 9.5°C | 97 | 8.5 | 10.811 h |
| September | 15.6°C10.6°C | 10.6°C | 92 | 8.3 | 11.812 h |
| October | 18.2°C13.1°C | 13.1°C | 111 | 8.7 | 12.913 h |
| November | 21.1°C15.4°C | 15.4°C | 101 | 7.7 | 13.914 h |
| December | 23.7°C17.9°C | 17.9°C | 73 | 6.9 | 14.414 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
- Maldonado in MarchUruguay · 113 kmHigh 22.8°C · Low 18.2°C · 88 mm rain
- Berisso in MarchArgentina · 155 kmHigh 24.4°C · Low 18.0°C · 93 mm rain
- La Plata in MarchArgentina · 161 kmHigh 24.4°C · Low 17.7°C · 84 mm rain
- Berazategui in MarchArgentina · 185 kmHigh 24.4°C · Low 18.0°C · 88 mm rain
- Quilmes in MarchArgentina · 190 kmHigh 24.7°C · Low 17.6°C · 88 mm rain
- Mar del Tuyú in MarchArgentina · 191 kmHigh 21.8°C · Low 18.1°C · 77 mm rain
- Avellaneda in MarchArgentina · 201 kmHigh 24.7°C · Low 17.9°C · 88 mm rain
- Buenos Aires in MarchArgentina · 203 kmHigh 24.5°C · Low 18.1°C · 96 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 Montevideo) is explained once on the Montevideo year overview and on the Sources, method and limits page.