Climate averages 1991–2020
Juliaca weather
in January.
A cool, very wet month: the joint 9th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Juliaca: daytime highs average 13.8°C and nights cool to about 5.0°C. By daytime temperature it is the joint 9th warmest of the 12 months.
Expect about 193 mm of rain on roughly 26 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 56 min on an average January day.
The nearest other city in this atlas is Puno (40 km away). In January its highs average 14.1°C, about as warm as Juliaca, with 224 mm of rain.
Among the 24 cities listed in Peru, Juliaca ranks joint 23rd of 24 for the warmest January highs and 16th of 24 for the driest January (rainfall, lowest first). The mean January high of those 24 cities is 25.1°C; Juliaca is 11.4°C cooler than that mean.
From January to February, average highs stay level at 13.8°C, and monthly rainfall falls from 193 mm to 182 mm.
The annual picture
January 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
Juliaca climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 13.8°C5.0°C | 5.0°C | 193 | 26.3 | 12.913 h |
| February | 13.8°C5.0°C | 5.0°C | 182 | 24.0 | 12.613 h |
| March | 13.7°C4.6°C | 4.6°C | 150 | 25.1 | 12.212 h |
| April | 13.7°C2.7°C | 2.7°C | 75 | 15.7 | 11.812 h |
| May | 14.2°C-0.5°C | -0.5°C | 22 | 5.4 | 11.411 h |
| June | 14.3°C-2.0°C | -2.0°C | 7.0 | 1.7 | 11.211 h |
| July | 14.5°C-2.0°C | -2.0°C | 7.0 | 2.0 | 11.311 h |
| August | 15.4°C-0.8°C | -0.8°C | 18 | 4.8 | 11.612 h |
| September | 15.9°C1.1°C | 1.1°C | 46 | 10.3 | 12.012 h |
| October | 16.0°C2.8°C | 2.8°C | 77 | 14.2 | 12.412 h |
| November | 16.5°C3.9°C | 3.9°C | 76 | 14.1 | 12.813 h |
| December | 15.1°C4.8°C | 4.8°C | 140 | 21.7 | 13.013 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
January in nearby cities
- Puno in JanuaryPeru · 40 kmHigh 14.1°C · Low 6.0°C · 224 mm rain
- Viacha in JanuaryBolivia · 234 kmHigh 13.8°C · Low 4.5°C · 143 mm rain
- La Paz in JanuaryBolivia · 239 kmHigh 14.2°C · Low 5.8°C · 132 mm rain
- Tacna in JanuaryPeru · 280 kmHigh 26.4°C · Low 17.9°C · 23 mm rain
- Cusco in JanuaryPeru · 295 kmHigh 15.4°C · Low 8.2°C · 229 mm rain
- Arica in JanuaryChile · 331 kmHigh 26.6°C · Low 19.5°C · 9.5 mm rain
- Puerto Maldonado in JanuaryPeru · 339 kmHigh 29.3°C · Low 23.0°C · 369 mm rain
- Abancay in JanuaryPeru · 361 kmHigh 19.9°C · Low 12.4°C · 215 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 Juliaca) is explained once on the Juliaca year overview and on the Sources, method and limits page.