Pasco

What is the climate like in Pasco?

The best time to visit Pasco is typically April – October, with trip comfort peaking in July (8.9/10). Pasco is warmest in July, when daily highs average 98°F (36°C), and coolest in January, when lows fall to about 30°F (-1°C). The wettest month is typically December and the driest is July; the year sees roughly 12 in (293 mm) of precipitation.

• Best time to visitApril – October — comfort peaks in July (8.9/10)
• Warmest monthJuly — average high 98°F (36°C)
• Coolest monthJanuary — average low 30°F (-1°C)
• Wettest monthDecember (1.7 in (43 mm))
• Driest monthJuly (0.1 in (1 mm))
• Annual precipitation12 in (293 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromKennewick, 3 km away (1894-2026)