In terms of precipitation, rainfall in The Valley ranges from 1.6 - 4.3 inches per month. August is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit The Valley when rainfall is around 1.6 in.
If weather is an important factor for your trip to The Valley, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).