Hot
Average highs reach 40°C, so days can feel very hot.
July verdict
Very good for holiday weather
Average highs reach 40°C, so days can feel very hot. Sunshine averages 12h per day, so bright days are a strong part of the month. Rainfall averages 5mm, which is relatively low for holiday planning.

Monthly averages
Temp
40°C
Rain
5mm
Sun
12h
Weather score
78
Very good
Hot
Average highs reach 40°C, so days can feel very hot.
Drier
Rainfall averages 5mm, which is relatively low for holiday planning.
Bright
Sunshine averages 12h per day, so bright days are a strong part of the month.
Map
Compare Barstow, California, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
July40°C average high
July is one of Barstow's hottest months, so shade and slower afternoons matter.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
July5mm average rain
July is close to Barstow's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
July12 hours average sun
July is one of Barstow's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
July78 weather score
July scores above Barstow's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMay to June and August to October
These months have the strongest weather score in the monthly averages.