Overview: Visalia, CAVisalia, nestled in California's agricultural San Joaquin Valley, is characterized by a semi-arid climate with hot summers and mild winters. The mercury often peaks at around 36 °C (97 °F) in the torrid month of July and dips to a refreshing 3 °C (38 °F) during the crisp nights of December. The wettest period extends from November to March, reaching a peak in December with an average of 44 mm (1.74 in) of precipitation. In contrast, the bone-dry months of summer see nearly negligible rainfall, setting a record low of just 0 mm (0.01 in) in July. Visitors can revel in the abundant sunshine, as the city boasts upwards of 91 hours of sun during July.