Climate Yearbook

Historical weather in Barcelona, Spain

Barcelona weather history for 2023-2025, with daily temperatures, precipitation, monthly summaries, and records from Open-Meteo archive data.

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Weather summary

Across 2023-2025, Barcelona averaged 21.2 C for daily highs and 12.9 C for daily lows across 1096 daily observations.

The warmest month was August 2024, with an average high of 29.7 C, while January 2023 had the lowest average low at 4.3 C.

The wettest month was September 2025, totaling 209.9 mm of precipitation.

The hottest day reached 37.0 C on July 30, 2024; the coldest night fell to -0.5 C on January 14, 2025.

Monthly summary table

YearMonthAvg low CAvg high CRain and snow mmDays
2023January4.313.45.731
2023February4.613.954.228
2023March8.818.03.631
2023April10.519.825.230
2023May13.620.986.031
2023June19.426.653.730
2023July21.929.224.631
2023August21.829.556.431
2023September18.526.868.830
2023October16.424.450.731
2023November10.119.411.930
2023December5.116.76.931
2024January5.715.139.931
2024February7.217.319.529
2024March8.816.873.531
2024April9.618.3142.930
2024May12.720.939.431
2024June17.424.570.030
2024July20.628.829.831
2024August22.029.735.831
2024September16.424.589.430
2024October14.822.1149.031
2024November10.918.388.330
2024December5.614.630.531
2025January5.915.210.131
2025February6.514.241.128
2025March8.514.8146.031
2025April10.818.431.230
2025May13.621.572.931
2025June21.129.20.330
2025July21.528.4127.931
2025August21.229.635.231
2025September18.025.0209.930
2025October14.622.357.431
2025November9.017.519.730
2025December7.214.7161.031

Daily weather records

RecordDateValue
Hottest dayJuly 30, 202437.0 C
Coldest nightJanuary 14, 2025-0.5 C
Wettest daySeptember 13, 202599.4 mm

Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.