Climate and monthly weather forecast
Aurora, CO

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Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado
Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado

The climate of Aurora

Located in the mid-latitude steppe, Aurora, Colorado, USA experiences a BSk or semi-arid climate according to the Köppen Climate Classification. Evident through this classification, the area typically sees low levels of annual average precipitation and moderate temperature changes through the season.

Throughout the year, the highest average monthly temperature occurs in July, 86.5°F (30.3°C), and the coldest in January, 22.5°F (-5.3°C). The difference in temperature from summer to winter months takes a substantial dip, indicating a fair amount of seasonal variation. Similarly, relative humidity fluctuates noticeably, peaking in January at 64% and descending to its lowest in July at 45%.

Aurora sees considerable rainfall variation, with May being the wettest month of the year at 1.97" (50mm) and December being driest at only 0.43" (11mm). Snowfall is prominent during the colder months, from January to April and again reappears in October, with January being the peak snowfall month at 4.06" (103mm).

Additionally, daylight varies throughout the year as well; the longest daylight is seen in June, up to 15 hours, whereas December sees the lowest levels at only 9.4 hours per day. Aurora also has a decent wind speed range, the highest being 8mph (12.9km/h) in April, and dropping to its lowest at 6.5mph (10.5km/h) during September, November, and December.

The best time to visit Aurora

For those who like higher temperatures, July is the warmest month, with an average high of 86.5°F (30.3°C) and the lowest relative humidity at 45%, offering optimal conditions for outdoor activities. However, if wanting to experience good weather with comfortable temperatures and without dealing with rain, September is the ideal month to visit. The temperature during this period fluctuates between 53.1°F (11.7°C) and 78.1°F (25.6°C), with fewer rainfall days.

The worst time to visit Aurora

January is typically the most challenging month to visit Aurora due to low temperatures and snowfall. With a cold average low temperature of 22.5°F (-5.3°C) and a high snowfall amount averaging at 4.06" (103mm), this month is considered less attractive for visitors.

Spring weather in Aurora

Spring in Aurora lasts from March to May. Average high temperature narrows from 53.1°F (11.7°C) to 67.8°F (19.9°C), and the low temperature expands from 31.3°F (-0.4°C) to 44.1°F (6.7°C). Rainfall tends to increase in this season, with May seeing the most rainfall of 1.97" (50mm).

Summer weather in Aurora

June, July, and August constitute the summer months in Aurora. The temperature varies from a high of 82.8°F (28.2°C) to 85.5°F (29.7°C) and a low of 55.6°F (13.1°C) to 61°F (16.1°C), creating favorable conditions for outdoor activities. These months also experience less rainfall compared to other seasons.

Autumn weather in Aurora

Autumn arrives in Aurora in the months of September, October, and November. Temperature decreases from a high of 78.1°F (25.6°C) to 51.3°F (10.7°C) and a low of 53.1°F (11.7°C) to 30.4°F (-0.9°C) as winter approaches. Rainfall also drops during this period, though November sees a slight increase at 0.63" (16mm).

Winter weather in Aurora

Aurora’s winter occurs from December to February. These are the coldest months, with temperatures falling between a high of 41°F (5°C) to 40.1°F (4.5°C) and a low of 22.5°F (-5.3°C) to 21.7°F (-5.7°C). Snowfall is extensive during these months, making it an ideal destination for those who enjoy winter sports.

Weather in January

January sees chilly temperatures in Aurora, Colorado, with an average low temperature near freezing at 22.5°F (-5.3°C). As the coldest month, blankets of snow cover the town, leaving a beautiful winter wonderland. Compared to December, the overall weather conditions don't change significantly, remaining generally cold and dry. Weather in January »

Weather in February

The temperature in February sees a slight rise from January, yet it remains quite cold with the mercury hovering around 22.5°F (-5.3°C) for the low. The area continues to experience a fair amount of snowfall maintaining the winter aesthetic of the region. Weather in February »

Weather in March

The advent of spring in March brings a noticeable climb in temperature, peaking at 53.1°F (11.7°C). As the town transitions from the chilly embrace of winter, the snow begins to melt heralding the beginning of the warmer months ahead. Weather in March »

Weather in April

In April, Aurora experiences a continued rise in temperature, reaching highs up to 59.5°F (15.3°C). This represents a significant divide between the preceding cooler months and the warmer times approaching. The snowfall completely ceases, and the ground begins to thaw. Weather in April »

Weather in May

The city basks in the warmth of the sun in May, thanks to the temperature steadily yet significantly rising up to 67.8°F (19.9°C) This month indicates the true start of the summer season, as the city transitions from spring. The commencement of warmer months also brings a marked increase in daylight hours. Weather in May »

Weather in June

June marks the start of summer in Aurora with temperatures soaring up to 82.8°F (28.2°C). The significant increase in warmth, as compared to May, marks the switch to sun-drenched afternoons and pleasant evenings. As the heat intensifies, humidity reduces slightly, inducing a dry and hot atmosphere in the region. Weather in June »

Weather in July

July is typically the hottest month of the year in Aurora, with the temperatures peaking at an average of 86.5°F (30.3°C). Moving from the warm month of June to the heat of July, citizens utilize various ways to beat the heat. The weather is predominantly dry, however, there is a noticeable increase in rainfall compared to June. Weather in July »

Weather in August

August experiences slightly cooler temperatures than in July, with an average of 85.5°F (29.7°C) being the highest. However, it remains one of the hottest months of the year and typically feels quite warm. Comparatively, the weather is drier this month with lesser rainfall than in July. Weather in August »

Weather in September

September in Aurora marks the transition period from summer to autumn, with temperatures falling to a comfortable 78.1°F (25.6°C). As the month progresses, the crisp autumn air replaces the summer heat. The rainfall continues its downward trend compared to August, paving the way for mainly dry weather. Weather in September »

Weather in October

October brings a significant drop in temperatures in Aurora, going down to 62.2°F (16.8°C), marking a clearer transition into the cooler months. The pleasant October weather is often a crisp contrast to the hotter summer months. Weather in October »

Weather in November

November sees a major decline in the temperature which drops down to 51.3°F (10.7°C). This month serves as a harbinger of the coming winter with cooler temperatures and early snowfall. As we move from October, the slight drop in temperature is accompanied by reduced hours of daylight and sunshine. Weather in November »

Weather in December

December welcomes the winter season in Aurora, Colorado with temperatures dipping as low as 21.7°F (-5.7°C). Compared to November, December is significantly colder, marking the progression into the icy winter. Snowfall becomes a regular feature, ensuring a white Christmas for the residents. Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the most humid months in Aurora?

January and February, with an average relative humidity of 64%, are most humid months.

How many days does it rain in Aurora?

In Aurora, during the entire year, the rain falls for 98.3 days and collects up to 11.69" (297mm) of precipitation.

When does it snow in Aurora?

Months with snowfall are January through May, October through December.

How much does it snow in Aurora?

Throughout the year, there are 41.6 snowfall days, and 27.95" (710mm) of snow is accumulated.

When is the lowest UV index in Aurora?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine in Aurora?

The month with the least sunshine in Aurora is February, with an average of 6.7h of sunshine.

When does it snow the most in Aurora?

March is the month with the most snowfall in Aurora. Snow falls for 5.6 days and accumulates 4.49" (114mm) of snow.

When is Daylight Saving Time (DST) in Aurora?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Aurora, Colorado, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Aurora?

The month with the most rainfall is May, when the rain falls for 13.3 days and typically aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Aurora?

In Aurora, snow does not fall in June through September.

When are the longest days in Aurora?

June has the longest days of the year in Aurora, with an average of 14h and 54min of daylight.

What is the month with the most sunshine in Aurora?

The months with the most sunshine in Aurora, Colorado, are June and July, with an average of 11.9h of sunshine.

What is the month with the highest UV index in Aurora?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the warmest month in Aurora?

July, having an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 61°F (16.1°C), is the warmest month in Aurora, Colorado.

What is the least humid month in Aurora?

August is the least humid month in Aurora, Colorado, with an average relative humidity of 42%.

What is the coldest time of year in Aurora?

December is the coldest month, with the temperature often reaching an average high of 40.1°F (4.5°C) and an average low of 21.7°F (-5.7°C).

What is the driest month in Aurora?

The month with the least rainfall in Aurora is December, when the rain falls for 4.4 days and typically collects 0.43" (11mm) of precipitation.

What is the month with the shortest days in Aurora?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

Average temperature
Aurora, CO

Average temperature - Aurora, CO

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (40.1°F).

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is December (21.7°F).

Average pressure
Aurora, CO

Average pressure - Aurora, CO

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are April and June (29.9"Hg).

Average wind speed
Aurora, CO

Average wind speed - Aurora, CO

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are September and December (6.5mph).

Average humidity
Aurora, CO

Average humidity - Aurora, CO

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is August (42%).

Average rainfall
Aurora, CO

Average rainfall - Aurora, CO

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days
Aurora, CO

Average rainfall days - Aurora, CO

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (3 days).

Average snowfall
Aurora, CO

Average snowfall - Aurora, CO

The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Aurora, CO

Average snowfall days - Aurora, CO

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Aurora, CO

Average daylight / Average sunshine - Aurora, CO

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days
Aurora, CO

Average sunshine days - Aurora, CO

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is July (12.2 days).

Average UV index
Aurora, CO

Average UV index - Aurora, CO

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Aurora, CO

Average visibility - Aurora, CO

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Aurora, Colorado, USA

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