worldweather16°Cexceptionally cool
usually 19°C–25°C
cooler than 93% of similar days
night: exceptionally warm
rain: more rain than usual
wind: typical
Weather in Tarija - 14-day forecast
Detailed weather forecast for Tarija, Bolivia: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Tarija
today🌤️
16°💧 0.1 mm
Sun🌤️
13°💧 1 mm
Mon☀️
22°💧 0.1 mm
Tue☀️
26°💧 0.8 mm
Wed☀️
25°💧 0.1 mm
Thu☁️
23°💧 0.2 mm
Fri🌧️
27°💧 0.2 mm
Sat☁️
11°💧 3.6 mm
Forecast vs 1991-2020 climate normal
NASA POWERHow does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
Sunday 6 Sept in Tarija, the forecast high is 13°C. Typical daytime temperatures at this time of year range from 19°C to 25°C, so it will be exceptionally cool. It is cooler than 97% of similar days.
13°Cexceptionally cool
usually 19°C–25°C
cooler than 97% of similar days
night: warmer than usual
rain: exceptionally wet
wind: lighter than usual
22°Cnear normal
usually 19°C–25°C
night: exceptionally warm
rain: more rain than usual
wind: typical
26°Cexceptionally warm
usually 19°C–25°C
warmer than 91% of similar days
night: exceptionally warm
rain: exceptionally wet
wind: typical
25°Cwarmer than usual
usually 19°C–25°C
warmer than 86% of similar days
night: exceptionally warm
rain: more rain than usual
wind: stronger than usual
23°Cnear normal
usually 19°C–25°C
night: exceptionally warm
rain: more rain than usual
wind: stronger than usual
27°Cexceptionally warm
usually 19°C–25°C
warmer than 95% of similar days
night: exceptionally warm
rain: more rain than usual
wind: exceptionally strong
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 5-11 Sept period averaged 22°C by day. The coolest year was 1996 (16°C) and the warmest was 2012 (26°C). The current forecast averages 22°C - close to the historical median.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
14-day forecast - Tarija
Tarija 30 & 45-day weather - long-range outlook
Next 15 days · forecast
20°
around 12° at night · days with rain: 3
Weeks 3-4 · avg for September
28°
around 9° at night · rain chance 9%
Weeks 5-7 · avg for October
28°
around 12° at night · rain chance 15%
The 30 & 45-day outlook for Tarija: the next 15 days are a numerical forecast updated daily - on average 20° by day and 12° at night. Further out we rely on multi-year climate averages: around 28° in September, and about 28° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Tarija
Saturday5 September 2026
🌤️16°scattered clouds
Sunday6 September 2026
🌤️13°a few clouds
Monday7 September 2026
☀️22°clear sky
Tuesday8 September 2026
☀️26°clear sky
Wednesday9 September 2026
☀️25°clear sky
Thursday10 September 2026
☁️23°overcast clouds
Friday11 September 2026
🌧️27°light rain
Saturday12 September 2026
☁️11°overcast clouds
Sunday13 September 2026
🌤️11°scattered clouds
Monday14 September 2026
☀️16°clear sky
Tuesday15 September 2026
☀️16°clear sky
Wednesday16 September 2026
☀️19°clear sky
Thursday17 September 2026
☀️24°clear sky
Friday18 September 2026
🌧️25°light rain
Saturday19 September 2026
🌧️29°light rain
UV index in Tarija - is it safe to sunbathe?
Today the UV index in Tarija is 8 (very high) - unprotected fair skin can burn in about 25 minutes. SPF 50, long sleeves and shade between 10:00 and 16:00.
Air quality and smog in Tarija
Air quality in Tarija is currently very good. Fine particulate PM2.5: 3 µg/m³, PM10: 3 µg/m³.
| City | PM2.5 (µg/m³) | PM10 (µg/m³) | Air quality |
|---|---|---|---|
| Tarija | 3 | 3 | very good |
Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-04, 21:00).
Tarija weather through the year
Warmest, driest months on average: January, February, March, April.
Upcoming public holidays in Bolivia: All Saints' Day — 2 November · Christmas Day — 25 December · New Year's Day — 1 January.
Nearby and related places
FAQ - Tarija weather
What is the weather like in Tarija today?
Today it is about 16° during the day and 9° at night, scattered clouds.
How far ahead can I check the forecast for Tarija?
This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.