Climate averages 1991–2020

Río Cuarto weather
in March.

A warm, moderately wet month: the 5th warmest and the joint 8th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 25.4°C Daytime mean, March

Average low 16.3°C Night-time mean, March

Rainfall 88 mm 9 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a warm month in Río Cuarto: daytime highs average 25.4°C and nights cool to about 16.3°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 88 mm of rain on roughly 9 days, which makes March a moderately wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average March day.

The nearest other city in this atlas is Villa Mercedes, Argentina (119 km away). In March its highs average 26.0°C, 0.6°C warmer than Río Cuarto, with 87 mm of rain.

Among the 67 cities listed in Argentina, Río Cuarto ranks joint 44th of 67 for the warmest March highs and joint 30th of 67 for the driest March (rainfall, lowest first). The mean March high of those 67 cities is 25.6°C; Río Cuarto is 0.2°C cooler than that mean.

From March to April, average highs fall by 3.5°C to 21.9°C, and monthly rainfall falls from 88 mm to 67 mm.

The annual picture

March in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Río Cuarto climate table

1991–2020

Monthly climate averages for Río Cuarto, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	28.8°C19.0°C	19.0°C	96	10.3	14.114 h
February	27.1°C17.8°C	17.8°C	89	8.7	13.313 h
March, selected	25.4°C16.3°C	16.3°C	88	9.4	12.312 h
April	21.9°C12.8°C	12.8°C	67	7.1	11.311 h
May	18.3°C9.4°C	9.4°C	34	4.8	10.410 h
June	15.6°C6.1°C	6.1°C	14	2.5	10.010 h
July	14.8°C4.9°C	4.9°C	11	2.4	10.210 h
August	17.8°C6.8°C	6.8°C	20	2.7	10.911 h
September	20.3°C9.3°C	9.3°C	39	4.9	11.912 h
October	23.0°C12.5°C	12.5°C	84	9.4	12.913 h
November	26.1°C15.4°C	15.4°C	88	10.3	13.814 h
December	28.3°C17.9°C	17.9°C	107	10.7	14.314 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

Distance from Río Cuarto

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 limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Río Cuarto) is explained once on the Río Cuarto year overview and on the Sources, method and limits page.