Denver, Colorado – Climate and Average Weather Year Round: What to Expect

Denver, Colorado is a city known for its unique and diverse climate.

Located in the northern hemisphere, Denver experiences a range of weather conditions throughout the year.

The hot season spans from June to early September, with average daily high temperatures rising above 80°F.

Typically, the hottest month is July, marked by temperatures that can soar up to 88°F during the day and drop to around 62°F at night.

As one moves into the colder months, the weather in Denver changes significantly.

From mid-November to early March, average daily high temperatures fall below 53°F, introducing the city to chillier days.

The coldest nights, especially in January, can see temperatures plunging to 9°F, showcasing the dramatic shift from summer to winter.

Throughout the year, the city also gets varied precipitation levels.

Denver receives an average of 17 inches of rain annually, which is significantly lower compared to the US average of 38 inches.

The city also averages about 60 inches of snow each year, presenting a snowy backdrop during the winter months.

With 245 sunny days a year, Denver offers a blend of weather that can appeal to a wide range of weather preferences.

For more detailed monthly averages, visit this climate and weather by month in Denver.

Average Temperature in Denver, Colorado

Denver experiences a considerable range in average temperatures throughout the year.

The average daily high temperatures can vary significantly between the hot and cold seasons.

In January, the coldest month, temperatures often range from a low of 20°F to a high of 45°F.

February and March see slight increases, with average temperatures remaining relatively low.

April brings warmer weather, with highs around 60°F.

By May, the temperatures rise further, reaching up to 70°F.

The hot season starts in mid-June, lasting until September, and highs can exceed 80°F.

Summer Months

• July is the hottest month, with an average high of 88°F and lows around 62°F.
• August temperatures are similar, keeping the city warm.

Fall Months

September starts to cool down with highs around 77°F.

October sees further drops, with highs near 65°F, and November marks the return to colder weather, with average highs around 52°F.

Winter Months

• In December, temperatures drop again, with daily highs often around 45°F.

Temperature Table

Seasonal variations are notable as temperatures fluctuate from freezing lows in the winter to quite hot summers, making Denver’s climate distinct and dynamic year-round.

Average Precipitation in Denver, Colorado

Denver, Colorado, experiences varied precipitation throughout the year, characterized by both rainfall and snow. The city’s weather is influenced by its geographical location and elevation.

Average Rainfall in Denver, Colorado

In Denver, rainfall is spread unevenly across the year. The total precipitation is approximately 14.16 inches annually.

The months of May and June typically receive the most rain, making them the wettest period.

July often sees significant rainfall as well, with thunderstorms being quite common.

Rainfall decreases during the winter months from November to February. These months see far less rain compared to the spring and summer.

The dry climate in Denver can contribute to drought conditions, particularly in the late summer and autumn.

March to October are the months with noticeable amounts of rain, contributing to the total annual precipitation.

Average Snow in Denver, Colorado

Snowfall is a significant aspect of Denver’s climate. The city averages about 56 inches of snow each year.

The snowy season typically starts in October and lasts until April, with the heaviest snowfall usually occurring in March.

Winter sees frequent snowfalls, often resulting in a snow-covered city. Many residents prepare for the icy conditions during these months. For more information on snow and ice conditions, visit Snow and Ice – ChaseDay.com.

Denver is known for its snowy winters, which are often harsh and prolonged.

The snow can range from light flurries to heavy blizzards, impacting daily life and travel.

The city’s elevation and location contribute to its snowy climate, making it a popular spot for winter sports and activities.

Average Sun in Denver, Colorado

Denver enjoys a significant amount of sunshine throughout the year, with clear skies common during both summer and winter. Residents can expect a high number of daylight hours, especially during summer.

Average Daily Shortwave Solar Energy in Denver, Colorado

Denver receives abundant shortwave solar energy, contributing to its sunny reputation. The city’s daily shortwave solar energy averages 5.28 kWh/m² per day annually.

Key Points:

• Sunshine: Denver gets about 3,100 hours of sunshine annually.
• Clear Skies: There are roughly 115 mostly clear days each year.
• Daylight Hours: Averages about 12 hours and 12 minutes of daylight daily.
• Sunrise and Sunset: Vary greatly across seasons; the longest day (summer solstice) has up to 14 hours and 59 minutes of daylight, while the shortest day (winter solstice) only has around 9 hours and 21 minutes.

These factors make Denver an ideal city for outdoor activities, with ample sunlight even in the colder months. Detailed insights show how the city’s high altitude and dry climate contribute to its sunny conditions.

Average Humidity in Denver, Colorado

Denver experiences varying levels of humidity throughout the year. The average annual humidity is 52%.

Monthly Humidity Averages:

• December: Most humid month, average of 56.0%
• July: Least humid month, average of 46.0%

Humidity impacts how the temperature feels. Higher humidity in December can make the cold feel more biting, while lower humidity in July makes the heat feel less oppressive.

Average Wind in Denver, Colorado

Wind in Denver varies throughout the year.

March is typically the windiest month with average wind speeds peaking.

Detailed information on wind patterns can be found at wind information.

The monthly average wind speed in Denver is measured in meters per second, with the highest average speeds occurring in the spring.

The least windy month is usually September when the winds calm down significantly.

Average Air Quality in Denver, Colorado

Denver experiences a range of air quality levels throughout the year. The city is known for its dry climate, which can lead to higher levels of particulate matter in the air.

Air Quality Index (AQI) Ratings:

• Good (0-50): Most days fall within this range, especially during spring and fall.
• Moderate (51-100): Common during summer due to pollutants like ozone.
• Unhealthy for Sensitive Groups (101-150): Can occur during poor weather conditions, like stagnant air.

Pollutants:

• Ozone: Levels rise in the summer due to higher temperatures and increased sunlight.
• Particulate Matter (PM2.5 and PM10): Can be elevated during dry, windy days or during wildfires.

Monthly Trends:

• Winter: Better air quality due to cooler temperatures and less sun intensity.
• Summer: Increased pollutants from vehicular emissions and industrial activities.

Dry Climate Influence:

• • Dry conditions can lead to dust and particulate matter increasing in the air.
  • Wind can carry particulates through the city, affecting air quality.

Residents and visitors can monitor real-time AQI levels to plan outdoor activities accordingly. For more detailed and specific data on Denver’s air quality, visit local air quality monitoring websites.

Topography of Denver, Colorado

Denver, Colorado is located at a latitude of 39.7392° N and a longitude of 104.9903° W. The city is famously known as the “Mile High City” because its elevation is exactly one mile, or 5,280 feet, above sea level.

The terrain in Denver is relatively flat but begins to rise as you move west toward the Rocky Mountains. This gentle rise in elevation is what gives Denver its unique topography, with the ground gradually becoming more elevated as one approaches the mountains.

The South Platte River runs through Denver, contributing to the city’s landscape. This river, along with numerous creeks and small rivers, shapes the area’s drainage and affects local topography.

Denver sits on high plains to the east, which are characterized by rolling grasslands and shallow valleys. These plains provide a stark contrast to the rugged mountains that begin just to the west of the city.

Elevation and Landmarks:

• • • Downtown Denver: Approximately 5,280 feet above sea level.
    • Western Suburbs: Elevations can exceed 5,600 feet.
    • Red Rocks Amphitheatre: Located about 15 miles west of Denver, at an elevation of 6,450 feet.

Denver’s elevation and varied topography can influence weather patterns. The higher ground to the west can result in different weather conditions than in the city itself. The distinct mix of plains and foothills creates diverse landscapes within close proximity.

For more detailed information, you can visit the Climate and Average Weather Year Round in Denver page.

Extreme Weather Events that Occur in Denver, Colorado

Denver experiences a variety of extreme weather events throughout the year.

Heat Waves

During the summer, Denver can experience intense heat waves. Recently, temperatures have reached 100 degrees Fahrenheit, breaking previous records. Such high temperatures are unusual and can pose significant health risks.

Thunderstorms

Thunderstorms in Denver are common during the summer months. These storms can bring heavy rainfall, hail, and strong winds. Flash flooding is possible during intense storms, especially in low-lying areas.

Snowstorms

In the winter, Denver often experiences strong snowstorms that can dump several inches to feet of snow. These storms can cause travel disruptions and power outages. Blizzards are not uncommon and can lead to dangerous conditions.

Hailstorms

Hail is a frequent occurrence in Denver, especially during spring and early summer. Hailstones can range in size from small pellets to golf balls, causing significant damage to vehicles and structures.

Notable Hail Events:

• • • June 2018: Significant hailstorm caused extensive damage
    • May 2017: Hailstorm resulted in millions of dollars in damages

Tornadoes

Though not as common as in some other parts of the United States, tornadoes can occur in Denver. They are generally small and short-lived but can still cause significant damage. Tornado season typically runs from late spring to early summer.

Droughts

Denver also faces drought conditions, particularly in late summer and fall. Droughts can strain water resources and impact agriculture and wildlife in the region.

Best Time of the Year to Visit Denver, Colorado

Denver experiences distinct seasons, each offering unique activities and weather conditions. This guide covers what visitors can expect throughout the year.

What is Denver, Colorado Like in Spring

Spring in Denver, from March to May, is characterized by cool temperatures and blooming flora. Daytime highs range from 50°F to 70°F. Spring has more rain than other seasons, around 1.5 inches each month. It’s a quieter time for tourism, making it ideal for exploring local museums and indoor attractions without the crowds.

Outdoor enthusiasts find the city’s parks vibrant with wildflowers. This season is perfect for hiking trails nearby. Though there is a risk of late snow, it’s also the time when the city begins to warm up, setting the stage for summer events and festivals.

What is Denver, Colorado Like in Summer

Summer in Denver, from June to August, is warm and busy. Daytime temperatures usually stay between 80°F and 90°F. This is the peak season for festivals, outdoor concerts, and farmers’ markets. Rainfall is minimal, averaging around 1 inch per month, making it ideal for outdoor activities.

Tourists flock to the city’s beer gardens, rooftop patios, and outdoor sporting events. The nearby mountains offer hiking and biking trails, providing a quick escape from the city’s warmth. Early September still enjoys summer-like conditions, extending opportunities for warm-weather activities.

What is Denver, Colorado Like in Fall

Fall, from September to November, brings cooler temperatures and beautiful fall foliage. Daytime highs drop from 77°F in September to 52°F in November. Rainfall is scarce, typically less than 1 inch per month, making it a comfortable time to explore the city on foot.

The beginning of fall, especially in early September, sees fewer tourists. October is particularly favored for its mild temperatures around 65°F during the day. The city’s parks and gardens display colorful leaves, making it perfect for photography and scenic walks.

What is Denver, Colorado Like in Winter

Winter in Denver, from December to February, is cold with occasional snow. Daytime highs hover around 40°F, dipping down to 20°F at night.

Snowfall averages between 8-10 inches per month, transforming the city into a winter wonderland.

Despite the cold, there are numerous activities like ice skating, holiday markets, and indoor exhibitions to enjoy.

Winters are drier with less than 1 inch of rain each month.

The ski resorts near Denver become a major draw, offering world-class skiing and snowboarding just a short drive away.