Is it gout? My left foot hurts.

Instep pain is generally not considered to be gout. Gouty arthritis is good at toe joints or finger joints. Your instep pain is likely to be caused by chronic inflammation of soft tissue, such as ligamentitis, tendinitis and other long-term strain, cold has a certain relationship. You had better go to the hospital to do x-ray, blood uric acid and other examinations, a clear diagnosis.