Climate averages 1991–2020
San Nicolás de los Arroyos weather
in April.
A warm, wet month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in San Nicolás de los Arroyos: daytime highs average 22.4°C and nights cool to about 14.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 106 mm of rain on roughly 8 days, which makes April a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 17 min on an average April day.
The nearest other city in this atlas is Gobernador Gálvez (52 km away). In April its highs average 22.6°C, about as warm as San Nicolás de los Arroyos, with 103 mm of rain.
Among the 67 cities listed in Argentina, San Nicolás de los Arroyos ranks 22nd of 67 for the warmest April highs and 54th of 67 for the driest April (rainfall, lowest first). The mean April high of those 67 cities is 21.8°C; San Nicolás de los Arroyos is 0.6°C warmer than that mean.
From April to May, average highs fall by 3.8°C to 18.7°C, and monthly rainfall falls from 106 mm to 66 mm.
The annual picture
April 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
San Nicolás de los Arroyos climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.7°C20.3°C | 20.3°C | 103 | 8.2 | 14.114 h |
| February | 28.1°C19.5°C | 19.5°C | 109 | 8.1 | 13.313 h |
| March | 26.3°C17.8°C | 17.8°C | 117 | 7.4 | 12.312 h |
| April, selected | 22.4°C14.5°C | 14.5°C | 106 | 8.1 | 11.311 h |
| May | 18.7°C11.5°C | 11.5°C | 66 | 6.0 | 10.410 h |
| June | 15.8°C8.7°C | 8.7°C | 44 | 5.2 | 10.010 h |
| July | 15.1°C7.4°C | 7.4°C | 42 | 5.1 | 10.210 h |
| August | 17.8°C8.6°C | 8.6°C | 56 | 5.0 | 10.911 h |
| September | 20.0°C10.4°C | 10.4°C | 67 | 6.3 | 11.912 h |
| October | 22.7°C13.3°C | 13.3°C | 112 | 9.7 | 12.913 h |
| November | 25.9°C16.1°C | 16.1°C | 115 | 7.6 | 13.814 h |
| December | 28.4°C18.6°C | 18.6°C | 108 | 8.6 | 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
April in nearby cities
- Gobernador Gálvez in AprilArgentina · 52 kmHigh 22.6°C · Low 14.3°C · 103 mm rain
- Rosario in AprilArgentina · 59 kmHigh 22.7°C · Low 14.1°C · 103 mm rain
- Pergamino in AprilArgentina · 70 kmHigh 22.2°C · Low 13.1°C · 97 mm rain
- Zárate in AprilArgentina · 139 kmHigh 22.0°C · Low 13.1°C · 103 mm rain
- Campana in AprilArgentina · 148 kmHigh 22.1°C · Low 13.0°C · 99 mm rain
- Junín in AprilArgentina · 156 kmHigh 21.9°C · Low 12.8°C · 90 mm rain
- Gualeguaychú in AprilArgentina · 162 kmHigh 22.7°C · Low 14.2°C · 130 mm rain
- Venado Tuerto in AprilArgentina · 169 kmHigh 22.3°C · Low 13.3°C · 87 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 San Nicolás de los Arroyos) is explained once on the San Nicolás de los Arroyos year overview and on the Sources, method and limits page.