Climate averages 1991–2020
Trujillo weather
in December.
A warm, very dry month: the 5th warmest and the 8th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Trujillo: daytime highs average 25.0°C and nights cool to about 18.9°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 9.0 mm of rain on roughly 2 days, which makes December a very dry month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 35 min on an average December day.
The nearest other city in this atlas is Chimbote (117 km away). In December its highs average 23.3°C, 1.7°C cooler than Trujillo, with 4.5 mm of rain.
Among the 24 cities listed in Peru, Trujillo ranks 13th of 24 for the warmest December highs and 9th of 24 for the driest December (rainfall, lowest first). The mean December high of those 24 cities is 24.6°C; Trujillo is 0.4°C warmer than that mean.
From December to January, average highs rise by 1.2°C to 26.3°C, and monthly rainfall rises from 9.0 mm to 26 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
Trujillo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.3°C20.4°C | 20.4°C | 26 | 6.8 | 12.513 h |
| February | 26.7°C21.5°C | 21.5°C | 53 | 11.7 | 12.412 h |
| March | 26.5°C21.5°C | 21.5°C | 66 | 15.9 | 12.212 h |
| April | 25.5°C20.2°C | 20.2°C | 26 | 6.6 | 11.912 h |
| May | 24.6°C18.9°C | 18.9°C | 3.6 | 0.8 | 11.712 h |
| June | 23.5°C17.7°C | 17.7°C | 1.0 | 0.1 | 11.712 h |
| July | 22.7°C16.8°C | 16.8°C | 0.7 | 0.1 | 11.712 h |
| August | 22.5°C16.3°C | 16.3°C | 1.0 | 0.1 | 11.812 h |
| September | 22.7°C16.6°C | 16.6°C | 2.2 | 0.6 | 12.112 h |
| October | 23.1°C16.8°C | 16.8°C | 3.9 | 1.0 | 12.312 h |
| November | 23.8°C17.4°C | 17.4°C | 4.4 | 1.0 | 12.512 h |
| December, selected | 25.0°C18.9°C | 18.9°C | 9.0 | 2.2 | 12.613 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
- Chimbote in DecemberPeru · 117 kmHigh 23.3°C · Low 18.3°C · 4.5 mm rain
- Chiclayo in DecemberPeru · 175 kmHigh 25.5°C · Low 19.2°C · 8.9 mm rain
- Huánuco (approximate) in DecemberPeru · 367 kmHigh 23.5°C · Low 16.7°C · 138 mm rain
- Piura in DecemberPeru · 372 kmHigh 31.1°C · Low 20.0°C · 21 mm rain
- Sullana in DecemberPeru · 401 kmHigh 31.6°C · Low 20.0°C · 18 mm rain
- Loja in DecemberEcuador · 459 kmHigh 21.3°C · Low 14.7°C · 146 mm rain
- Talara in DecemberPeru · 465 kmHigh 26.9°C · Low 20.0°C · 14 mm rain
- Callao in DecemberPeru · 484 kmHigh 23.7°C · Low 18.5°C · 2.7 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 Trujillo) is explained once on the Trujillo year overview and on the Sources, method and limits page.