Delta Weather in July

What's the weather like in Delta (Colorado) in July 2025?

The climate in Delta during July can be summarized as hot and dry.

July is in the summer in Delta and is typically the warmest month of the year. Daytime maximum temperatures average around a comfortable 33°C (91°F), whilst at night 15°C (59°F) is normal.

Delta weather averages (imperial / metric)
Daytime temperature 32.9°C 91.2°F
Nightly temperature 15.1°C 59.2°F
Average temperature 24°C 75.2°F
Daily sunshine 12.1 hrs
Avg rainfall 19 mm 0.7 ins
Rainy days 7 days
Sea temperature 17.3°C 63.1°F
Humidity 36%
Windspeed 15.5kph 10 mph

On average July is the 4th wettest month of the year in Delta with around 19mm 0.7 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 12.1 hours of sunshine per day.

July temperatures in Delta

Delta average temperature in July

July rainfall

Delta average rain in July

July hourly sunshine

Delta average rain in July

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Delta in July 2025.

Other monthly averages

Best places to visit in July

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Delta weather stats

Delta weather statistics
Hottest month: July 32.5°C 90.5°F
Driest month: February 10mm 0.4ins
Sunniest month: June 12.7hrs
Coldest month: January 2.9°C 37.2°F
Wettest month: September 27mm 1.1ins
Map showing location of Delta (38.74221, -108.06896) Delta map pin © Google

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