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Boulder City climate

Typical historical weather for Boulder City, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Boulder City.

Annual average

21.9°C

across all months

Warmest month

41.2°C

Jul average high

Coolest month

5°C

Jan average low

Annual rainfall

155mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high Avg low Rainfall

Records on file

Hottest day

47.6°C

7 July 2024

Coldest day

-2.7°C

21 January 2025

Wettest day

37.3mm

20 November 2019

Windiest day

7.2m/s

28 June 2020

See the detail: Boulder City on 20 November 2019.