Climate averages 1991–2020
Necochea weather
in October.
A mild, moderately wet month: the 7th warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Necochea: daytime highs average 16.7°C and nights cool to about 9.9°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 73 mm of rain on roughly 9 days, which makes October a moderately wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 04 min on an average October day.
The nearest other city in this atlas is Mar del Plata (120 km away). In October its highs average 17.3°C, 0.6°C warmer than Necochea, with 80 mm of rain.
Among the 67 cities listed in Argentina, Necochea ranks 63rd of 67 for the warmest October highs and 18th of 67 for the driest October (rainfall, lowest first). The mean October high of those 67 cities is 22.2°C; Necochea is 5.5°C cooler than that mean.
From October to November, average highs rise by 3.1°C to 19.8°C, and monthly rainfall rises from 73 mm to 83 mm.
The annual picture
October 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
Necochea climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.7°C16.8°C | 16.8°C | 75 | 9.3 | 14.515 h |
| February | 23.9°C16.9°C | 16.9°C | 74 | 8.0 | 13.614 h |
| March | 22.3°C15.8°C | 15.8°C | 73 | 8.2 | 12.412 h |
| April | 18.9°C12.9°C | 12.9°C | 77 | 8.8 | 11.111 h |
| May | 15.6°C10.5°C | 10.5°C | 53 | 7.4 | 10.110 h |
| June | 12.8°C7.9°C | 7.9°C | 54 | 7.6 | 9.510 h |
| July | 11.7°C6.5°C | 6.5°C | 52 | 7.7 | 9.710 h |
| August | 13.1°C7.0°C | 7.0°C | 57 | 7.2 | 10.611 h |
| September | 14.3°C7.8°C | 7.8°C | 56 | 7.9 | 11.812 h |
| October, selected | 16.7°C9.9°C | 9.9°C | 73 | 8.6 | 13.113 h |
| November | 19.8°C12.3°C | 12.3°C | 83 | 9.7 | 14.214 h |
| December | 23.0°C15.0°C | 15.0°C | 65 | 8.0 | 14.815 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
October in nearby cities
- Mar del Plata in OctoberArgentina · 120 kmHigh 17.3°C · Low 9.8°C · 80 mm rain
- Tandil in OctoberArgentina · 141 kmHigh 18.9°C · Low 8.4°C · 85 mm rain
- Olavarría in OctoberArgentina · 231 kmHigh 19.7°C · Low 9.2°C · 90 mm rain
- Mar del Tuyú in OctoberArgentina · 285 kmHigh 16.4°C · Low 12.3°C · 85 mm rain
- Bahía Blanca in OctoberArgentina · 307 kmHigh 20.6°C · Low 10.9°C · 64 mm rain
- San Vicente in OctoberArgentina · 393 kmHigh 20.9°C · Low 11.4°C · 106 mm rain
- La Plata in OctoberArgentina · 410 kmHigh 19.9°C · Low 12.8°C · 102 mm rain
- Ezeiza in OctoberArgentina · 412 kmHigh 20.9°C · Low 11.8°C · 109 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 Necochea) is explained once on the Necochea year overview and on the Sources, method and limits page.