Conroe's winters are mild, with temperatures ranging from near-freezing to the mid-20s Celsius, averaging around 12 degrees in January and 10 degrees in February. As spring approaches, temperatures gradually rise, reaching averages of 18 degrees in March and 20 degrees in April. Summer is hot, with June, July, and August consistently averaging around 28 degrees, while September experiences a slight drop before cooling off again in the fall. In autumn, temperatures return to more moderate levels, averaging around 17 degrees in November and 19 degrees in December.