Dorsten's climate is quite variable, with cold winters that can drop as low as -15C in February. Spring arrives in March, bringing temperatures up to 26C, but still has chilly mornings with lows around -5C. Summer months from June to August are warm, with highs often reaching above 30C, while autumn and winter bring cooler temperatures, with lows sometimes dipping below 0C. The temperature range is relatively narrow during the summer months, but wider in spring and autumn. Overall, Dorsten's climate is mild, with moderate temperatures throughout the year.