Climate almanac
Barstow
California, US · 34.90°, -117.02°
What is the climate like in Barstow?
The best time to visit Barstow is typically February – November, with trip comfort peaking in September (9.3/10). Barstow is warmest in July, when daily highs average 102°F (39°C), and coolest in January, when lows fall to about 38°F (3°C). The wettest month is typically January and the driest is June; the year sees roughly 4.3 in of precipitation.
- Best time to visitFebruary – November — comfort peaks in September (9.3/10)
- Warmest monthJuly — average high 102°F (39°C)
- Coolest monthJanuary — average low 38°F (3°C)
- Wettest monthJanuary (1.0 in)
- Driest monthJune (0.0 in)
- Annual precipitation4.3 in