Climate Yearbook

Heshan weather in 2025

Heshan weather in 2025, with 365 daily observations from Open-Meteo archive data.

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Use the graph view to inspect 2025 alongside other available years for Heshan.

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Year summary

In 2025, Heshan averaged 23.9 C for daily highs and 15.9 C for daily lows.

A 1991-2020 normal is not available for this location yet, so this page compares 2025 with the 2023-2025 archive baseline. The 2025 average daily high was +0.7 C from that baseline, and total precipitation was -194.9 mm from the baseline total.

The warmest month was August, with an average high of 35.4 C, while January had the lowest average low at 4.3 C.

The wettest month was June, totaling 289.7 mm. The hottest day reached 40.3 C on July 16, 2025.

Monthly averages and precipitation

MonthAvg low CAvg high CRain and snow mmDays
January4.313.841.131
February4.611.177.028
March9.118.387.431
April16.626.7100.630
May19.828.3122.631
June23.029.8289.730
July27.234.7172.231
August26.835.448.131
September23.229.6132.730
October17.423.820.331
November10.618.556.630
December7.115.437.031

Daily records in 2025

RecordDateValue
Hottest dayJuly 16, 202540.3 C
Coldest nightFebruary 9, 2025-2.7 C
Wettest dayJuly 21, 202553.1 mm

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