Tacna weather for today, tomorrow and the next 14 days, compared across three independent forecast sources so you can see where they agree before you plan your day. Right now it is 20°C and partly cloudy in Tacna. Tomorrow's forecast: highs of 26°C, lows of 17°C.
Sources: Open-Meteo, OpenWeather, WeatherAPI · Updated every 12 hours
TacnaPeru
Updated 06:40 PM
Partly Cloudy
Feels like 20°
Forecast Comparison
See how independent weather sources forecast the same location right now.
Forecast agreement
Sources show some variationTemperature range
18° – 21°
Rain probability
0% – 5%
Wind speed
6 km/h – 13 km/h
Temperature by provider
Hourly forecast
16-day forecast
Rain forecast
Precipitation probability: 0%Hourly precipitation timeline
Wind
Direction: SW
Current wind
13 km/h
Gusts
17 km/h
Hourly wind
Daily wind
Weather alerts
No active weather alerts.
Weather map
Tacna this time of year
- Only one month is warmer in Tacna than October.
- Evenings cool off sharply: the daily range is around 13°C, so pack a layer.
- Just 230 km apart, but Tacna runs about 3°C warmer than Arequipa this month.
Planning a trip to Tacna? Save or share this forecast.
Tacna weather overview: climate, seasons and what to expect
Tacna, Peru, sits at approximately 18.01°S, 70.25°W and is home to about 280,000 people. This page compares forecasts from three independent weather providers — Open-Meteo, OpenWeather and WeatherAPI — so you can see at a glance where they agree and where they differ. The data refreshes every 12 hours via ISR.
Tacna has a desert climate: very little rain, strong sun and big swings between day and night. The warmest month is September, with highs around 23°C; the coolest is July, when nights average 9°C. Rain is scarce in Tacna all year round. Close to Tacna, you can also check Arica (51 km), Arequipa (225 km) and Puno (243 km).
Frequently asked questions
- What is the weather in Tacna today?
- Right now Tacna shows partly cloudy conditions at around 20°C (feels like 20°C), based on OpenWeatherMap. The chance of rain today is about 0%. Compare this with the other sources above for a fuller picture.
- What is the weather in Tacna tomorrow?
- Tomorrow in Tacna: expect a high of 26°C and a low of 17°C, with a 0% chance of rain. See the hourly breakdown above for more detail.
- Will it rain in Tacna today?
- The precipitation probability for Tacna is around 0% according to OpenWeatherMap. Check the Rain forecast section for the hour-by-hour breakdown and compare with other sources.
- What is the 14-day forecast for Tacna?
- The 14-day forecast above shows daily highs, lows and rain probability for Tacna from multiple sources; compare them to see how confident the outlook is.
Nearby cities
Highs 23° – 25°C (warmest in Mar, coolest in Jul)
Highs 18° – 21°C (warmest in Nov, coolest in Feb)
Highs 13° – 17°C (warmest in Nov, coolest in Jul)
Highs 21° – 27°C (warmest in Feb, coolest in Jul)
Highs 14° – 17°C (warmest in Nov, coolest in Jul)
Highs 15° – 19°C (warmest in Nov, coolest in Jul)
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