Guanshan Weather & Climate: Best Time to Visit

The weather in Guanshan changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a moderate 18°C (64°F) during cooler months like January.

At night, you can expect temperatures ranging from 22°C (72°F) in July to around 12°C (54°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Guanshan has a notably wet climate with abundant precipitation, recording 3549 mm (140 in) of rainfall per year. While rainfall varies throughout the year, each season offers its own charm. May brings wetter days averaging 411 mm (16 in) of precipitation, spread over 18 rainy days.

In contrast, the driest month November experiences a drier climate, with about 192 mm (7.6 in) of rainfall spread across 17 rainy days. For more details, please visit our Guanshan Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Guanshan. While July receives considerable daily sunshine with up to 8.1 hours, February marks the darkest time of the year, where sunshine is scarce with only 2.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Guanshan.

The city experiences its highest humidity in June, reaching 79%. In December, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year