Global CityIntelligence

Climate

Climate in La Rioja, Argentina

La Rioja, Argentina has a humid subtropical climate. The annual average temperature is about 22.2°C and the city receives roughly 901 mm of precipitation across 99 rainy days a year, with around 1695 hours of sunshine. The warmest month is Jan (highs near 32°C) and the coldest is Jul (lows near 12.4°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Climate zone
Humid Subtropical
Comfort score
79/100

Climate overview

La Rioja, Argentina has a humid subtropical climate. The annual average temperature is about 22.2°C and the city receives roughly 901 mm of precipitation across 99 rainy days a year, with around 1695 hours of sunshine. The warmest month is Jan (highs near 32°C) and the coldest is Jul (lows near 12.4°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Climate zone

Köppen-style classification derived deterministically from latitude and regional precipitation regime.

Climate zone

La Rioja is classified as Humid Subtropical. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Average temperatures

Annual averages and seasonal extremes.

Average temperatures

  • Annual average22.2°C
  • Warmest monthJan (32°C)
  • Coldest monthJul (12.4°C)
  • Comfort score79/100

Rainfall overview

Annual precipitation and how it is distributed across the year.

Rainfall overview

La Rioja receives about 901 mm of precipitation a year over roughly 99 rainy days. The wettest month is Jan and the driest is Jul.

Sunshine overview

Estimated annual sunshine and its seasonal pattern.

Sunshine overview

La Rioja sees an estimated 1695 hours of sunshine a year, concentrated in the warmer months around Jan.

Monthly climate table

Month-by-month estimates of temperature, rainfall, rainy days, and sunshine.

Monthly climate table

La Rioja monthly climate table
MonthHighLowRainRainy DaysSunshine
Jan32°C23°C96 mm11136 h
Feb31.3°C22.3°C92 mm10145 h
Mar29.4°C20.4°C85 mm9148 h
Apr26.7°C17.7°C69 mm8146 h
May24°C15°C62 mm7142 h
Jun22.1°C13.1°C62 mm7131 h
Jul21.4°C12.4°C58 mm6136 h
Aug22.1°C13.1°C58 mm6140 h
Sep24°C15°C73 mm8132 h
Oct26.7°C17.7°C73 mm8146 h
Nov29.4°C20.4°C85 mm9148 h
Dec31.3°C22.3°C88 mm10145 h

Best months to visit

Months with the mildest temperatures and lower rainfall, by the deterministic comfort heuristic. Not a tourism ranking.

Best months to visit

By temperature and rainfall, the most comfortable months in La Rioja are Aug, Jul, May. Conditions vary year to year — verify with a current forecast before booking.

Seasonal summary

Average conditions by season.

Seasonal summary

  • Summer

    32°C / 23°C

    276 mm rain

  • Autumn

    27°C / 18°C

    216 mm rain

  • Winter

    22°C / 13°C

    178 mm rain

  • Spring

    27°C / 18°C

    231 mm rain

Climate comfort score

A 0–100 composite of temperature balance, rainfall, sunshine, seasonality, and winter/summer extremes; higher means more comfortable. Used consistently across the platform.

Climate comfort score

La Rioja has a climate comfort score of 79/100, a very comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.

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Related guides

Keep exploring La Rioja across the rest of the dataset — its full profile, travel guides and nearby nature.

La Rioja city profileFull intelligence profile with quick answers, FAQs and every indexed dimension.Weekend trips from La RiojaCurated nearby getaways and day trips within easy reach.Nature near La RiojaVerified parks, lakes, coasts and uplands within ~170 km.La Rioja visual guideA visual orientation to the city and its surroundings.