Climate averages 1991–2020
Olavarría weather
in April.
A mild, moderately wet month: the 6th warmest and the 9th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Olavarría: daytime highs average 19.8°C and nights cool to about 10.5°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 85 mm of rain on roughly 8 days, which makes April a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 10 min on an average April day.
The nearest other city in this atlas is Tandil (116 km away). In April its highs average 19.2°C, 0.5°C cooler than Olavarría, with 81 mm of rain.
Among the 67 cities listed in Argentina, Olavarría ranks 59th of 67 for the warmest April highs and 25th of 67 for the driest April (rainfall, lowest first). The mean April high of those 67 cities is 21.8°C; Olavarría is 2.0°C cooler than that mean.
From April to May, average highs fall by 3.8°C to 16.0°C, and monthly rainfall falls from 85 mm to 47 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
Olavarría climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.9°C16.4°C | 16.4°C | 92 | 9.3 | 14.414 h |
| February | 26.3°C15.7°C | 15.7°C | 76 | 7.8 | 13.513 h |
| March | 23.9°C13.9°C | 13.9°C | 81 | 8.0 | 12.312 h |
| April, selected | 19.8°C10.5°C | 10.5°C | 85 | 7.8 | 11.211 h |
| May | 16.0°C7.7°C | 7.7°C | 47 | 5.7 | 10.210 h |
| June | 12.8°C4.7°C | 4.7°C | 37 | 4.6 | 9.710 h |
| July | 12.1°C3.6°C | 3.6°C | 38 | 5.2 | 9.910 h |
| August | 14.7°C4.9°C | 4.9°C | 54 | 5.0 | 10.711 h |
| September | 16.8°C6.4°C | 6.4°C | 62 | 6.7 | 11.812 h |
| October | 19.7°C9.2°C | 9.2°C | 90 | 9.2 | 13.013 h |
| November | 23.2°C11.9°C | 11.9°C | 94 | 8.9 | 14.114 h |
| December | 26.6°C14.7°C | 14.7°C | 80 | 8.7 | 14.615 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
- Tandil in AprilArgentina · 116 kmHigh 19.2°C · Low 10.1°C · 81 mm rain
- Necochea in AprilArgentina · 231 kmHigh 18.9°C · Low 12.9°C · 77 mm rain
- Junín in AprilArgentina · 262 kmHigh 21.9°C · Low 12.8°C · 90 mm rain
- Bahía Blanca in AprilArgentina · 265 kmHigh 20.7°C · Low 12.2°C · 55 mm rain
- San Vicente in AprilArgentina · 269 kmHigh 21.5°C · Low 12.7°C · 90 mm rain
- Mar del Plata in AprilArgentina · 273 kmHigh 19.0°C · Low 12.5°C · 77 mm rain
- Ezeiza in AprilArgentina · 279 kmHigh 21.6°C · Low 13.1°C · 91 mm rain
- Luján in AprilArgentina · 281 kmHigh 22.0°C · Low 12.8°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 Olavarría) is explained once on the Olavarría year overview and on the Sources, method and limits page.