【How-to】Where do pumpkins grow - Howto.org

How Hot Is Too Hot for Pumpkins? Pumpkins thrive at a temperature of 50 to 90 degrees Fahrenheit. Even though some varieties can tolerate heat, they may not bear fruits when temperatures are consistently above 90 degrees Fahrenheit. Pumpkins will die when exposed to extreme heat, wet weather, cold, pests, and diseases.