Climate averages 1991–2020
Ica weather
in December.
A hot, very dry month: the 5th warmest and the 9th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Ica: daytime highs average 28.8°C and nights cool to about 19.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 4.7 mm of rain on roughly 2 days, which makes December a very dry month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 56 min on an average December day.
The nearest other city in this atlas is Chincha Alta (86 km away). In December its highs average 25.2°C, 3.6°C cooler than Ica, with 1.5 mm of rain.
Among the 24 cities listed in Peru, Ica ranks 8th of 24 for the warmest December highs and 4th of 24 for the driest December (rainfall, lowest first). The mean December high of those 24 cities is 24.6°C; Ica is 4.2°C warmer than that mean.
From December to January, average highs rise by 0.3°C to 29.1°C, and monthly rainfall rises from 4.7 mm to 24 mm.
The annual picture
December 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
Ica climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.1°C20.3°C | 20.3°C | 24 | 5.7 | 12.913 h |
| February | 29.2°C21.1°C | 21.1°C | 31 | 9.0 | 12.613 h |
| March | 29.6°C21.1°C | 21.1°C | 21 | 6.8 | 12.212 h |
| April | 28.9°C19.8°C | 19.8°C | 3.5 | 0.9 | 11.812 h |
| May | 27.2°C18.0°C | 18.0°C | 0.2 | 0.0 | 11.511 h |
| June | 25.4°C16.4°C | 16.4°C | 0.1 | 0.0 | 11.311 h |
| July | 24.9°C15.7°C | 15.7°C | 0.1 | 0.0 | 11.411 h |
| August | 25.5°C15.6°C | 15.6°C | 0.1 | 0.0 | 11.612 h |
| September | 26.6°C16.1°C | 16.1°C | 0.1 | 0.0 | 12.012 h |
| October | 27.4°C16.7°C | 16.7°C | 1.2 | 0.4 | 12.412 h |
| November | 27.9°C17.5°C | 17.5°C | 1.3 | 0.4 | 12.813 h |
| December, selected | 28.8°C19.0°C | 19.0°C | 4.7 | 1.7 | 12.913 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
December in nearby cities
- Chincha Alta in DecemberPeru · 86 kmHigh 25.2°C · Low 18.7°C · 1.5 mm rain
- Huancayo in DecemberPeru · 230 kmHigh 14.2°C · Low 6.0°C · 214 mm rain
- Chosica in DecemberPeru · 260 kmHigh 24.1°C · Low 18.2°C · 20 mm rain
- Santa Anita - Los Ficus in DecemberPeru · 262 kmHigh 22.1°C · Low 17.1°C · 6.2 mm rain
- Lima in DecemberPeru · 266 kmHigh 24.2°C · Low 18.5°C · 6.2 mm rain
- Callao in DecemberPeru · 271 kmHigh 23.7°C · Low 18.5°C · 2.7 mm rain
- Abancay in DecemberPeru · 312 kmHigh 20.4°C · Low 12.4°C · 178 mm rain
- Cusco in DecemberPeru · 411 kmHigh 15.9°C · Low 8.4°C · 196 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 Ica) is explained once on the Ica year overview and on the Sources, method and limits page.