Climate almanac
Patterson
California, United States · 37.47°, -121.13°
What is the climate like in Patterson?
The best time to visit Patterson is typically April – October, with trip comfort peaking in August (9.5/10). Patterson is warmest in July, when daily highs average 97°F (36°C), and coolest in December, when lows fall to about 43°F (6°C). The wettest month is typically January and the driest is July; the year sees roughly 18 in (449 mm) of precipitation.
- Best time to visitApril – October — comfort peaks in August (9.5/10)
- Warmest monthJuly — average high 97°F (36°C)
- Coolest monthDecember — average low 43°F (6°C)
- Wettest monthJanuary (4.0 in (102 mm))
- Driest monthJuly (0.0 in (0 mm))
- Annual precipitation18 in (449 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromNewman, 23 km away (1902-2026)