Denver Weather in June
United States · Humid Continental climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
June in Denver sees average temperatures ranging from a low of 12.7°C (54.9°F) to a high of 28.9°C (84.0°F), with a mean of 20.8°C (69.4°F). Compared to the annual average of 10.0°C (50.0°F), this month is 10.8°C warmer than the yearly norm. Precipitation averages 44.9mm, making it approximately 11.0mm wetter than the monthly average of 34.0mm. The city receives an average of 12.4 hours of sunshine per day during June, with relative humidity averaging 47.3%. Wind speeds reach an average maximum of 20.7 km/h. For travelers, this month offers a temperature experience in Denver, with wetter-than-average conditions compared to the rest of the year.
Denver's mile-high altitude creates a unique climate with low humidity and intense sunshine. I've studied the data and found that the city receives over 300 days of sunshine annually, making it one of the sunniest major US cities. The best time for outdoor activities is May to October, when temperatures are warm and the Rocky Mountains are accessible. The winters are cold but dry, with plenty of sunshine.
June vs Adjacent Months
| Metric | May | June | July |
|---|---|---|---|
| Mean Temp | 13.8°C (56.8°F) | 20.8°C (69.4°F) | 24.0°C (75.2°F) |
| Rainfall | 82.4mm | 44.9mm | 26.1mm |
| Sunshine | 11.5 hrs | 12.4 hrs | 12.9 hrs |
| Humidity | 55.5% | 47.3% | 44.3% |
| Wind | 20.7 km/h | 20.7 km/h | 20.5 km/h |
| Rainy Days | 13.6 | 10.8 | 11.6 |
| Snowfall | 3.2 cm | 0.0 cm | 0.0 cm |
Seasonal Context
June falls in Summer in the Northern Hemisphere. Summer brings the warmest conditions of the year with the longest daylight hours. For travelers visiting Denver in June, the data indicates favorable conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Denver in June?
The average temperature in Denver during June ranges from 12.7°C (54.9°F) to 28.9°C (84.0°F), with a mean of 20.8°C (69.4°F).
How much does it rain in Denver in June?
Denver receives an average of 44.9mm of precipitation in June, spread across approximately 10.8 rainy days.
What should I pack for Denver in June?
Based on June weather data, pack layers including light jackets and t-shirts, plus an umbrella.
Is June a good time to visit Denver?
June is a good time to visit Denver, with comfortable temperatures and manageable rainfall.
Other Months for Denver
Cities with Similar June Climate (Humid Continental)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 39.74°, -104.99°. Timezone: America/Denver. Last updated: 2026-07-30.