The 10-day span for Hermosillo runs from a high near 107° on Friday down to 79° overnight on Saturday. Models drop roughly 0.55 in of precipitation across the stretch — watch Monday (63%). Right now Hermosillo is running about 11° warmer than Nogales. Longer view: a subtropical rhythm — long hot summers, mild winters and most rain outside the peak of summer.
Hermosillo, Mexico · 29.09°N, 110.97°W · America/Hermosillo · Forecast computed for these exact coordinates