Climate and monthly weather forecast
Superior, CO

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The climate of Superior

Situated in the diversified geographical boundaries of Colorado, USA, Superior harbors a Humid Continental climate, as classified under the Köppen climate system. This climatic category, labeled Dfb, reveals a scenario in which summers are warm with no dry season, while winters are cold.

Casting an overview on the overall weather variations, monthly averages of maximum temperatures range from 39.4°F (4.1°C), in the cold lap of December, to the warm embrace of 85.5°F (29.7°C) in July. On the other end of the spectrum, minimum temperatures fluctuate from a chilly 20.7°F (-6.3°C) in February to a milder 59°F (15°C) during July. This reveals a tangible annual temperature variance.

Rainfall too exhibits a definite pattern throughout the year. February experiences the lowest precipitation, evidenced by an average rainfall of 0.16" (4mm), with rainfall days recording at 4.8 days. May, on the other hand, gets doused with maximum rainfall, averaging at 0.87" (22mm), spread across 14.4 days.

It is noteworthy that snowfall engages in a fascinating play, typically starting in November, peaking in February with 2.68" (68mm) over 8.4 days, and concluding in April. On an intriguing note, sunshine tends to be more generous during the summer, reaching its peak in July with about 15 hours of daylight.

The best time to visit Superior

The peak summer months from June to August create the most ideal conditions for visitors. During this period, Superior atmosphere blooms in warm temperature readings that range between 81.3°F (27.4°C) to 85.5°F (29.7°C). Simultaneously, there is substantial daylight of up to 15 hours, creating ample opportunities for outdoor activities and sightseeing.

Furthermore, the rainfall is moderate, while snowfall is non-existent. The relative humidity figures during summer are on the lower side, spanning from 42 to 44 %, aiding in a more comfortable stay. It is therefore inarguable that summer serenades the town of Superior with exhilarating weather and ample daylight, making it a perfect vacation hotspot.

The worst time to visit Superior

Contrasting the warmth of summer, winter in Superior is a formidable foe to the casual visitor. The biting cold, from December to February, sees the minimum temperatures plunging to a range of 20.7°F (-6.3°C) to 21.6°F (-5.8°C). Along with the lower temperatures, snowfall begins to assert its dominance, reaching a monthly average of 2.68" (68mm) in February.

Moreover, the region sees a reduced daylight span from 9.4 hours to 10.7 hours. Likewise, relative humidity levels rise to a high of 67% in February, accentuating the feeling of cold. These overarching conditions can prove discouraging for visitors not accustomed to harsh winter climates.

Spring weather in Superior

As winter retreats, Spring arrives in Superior bringing warmer days and significant changes in the weather tapestry. Average high temperatures surge from 50.7°F (10.4°C) in March to 66°F (18.9°C) by May, while lows increase from 29.1°F (-1.6°C) to 41.7°F (5.4°C) in the same period.

Rainfall during spring escalates as well, with an average rise from 0.43" (11mm) in March to 0.87" (22mm) by May. The number of precipitation days swells to a considerable 14.4 days in May. Snowfall withers away by the end of Spring, and the daylight grows incrementally from 12 hours in March to 14.4 hours by the end of spring in May.

Summer weather in Superior

Summoned by longer daylight hours and warmer temperatures, summer creates a brightly-lit panorama in Superior. The average high temperature rises to a peak of 85.5°F (29.7°C) in July from an initial 81.3°F (27.4°C) in June. Even the minimum temperatures keep up, swelling from 53.8°F (12.1°C) in June to 59°F (15°C) in July.

Rainfall averages at about 0.6" (15mm) throughout this period, interspersed over nearly 10 rainfall days each month, making the weather little disruptive. Sunshine abounds with daylight clocking a maximum of about 15 hours in June. During this sunny season, any chance of snowfall is completely eradicated.

Autumn weather in Superior

Autumn draws a mild panorama in Superior, offering a respite from the summer heat. The high temperatures begin their descent from 76.6°F (24.8°C) in September to a colder 50°F (10°C) in November. Simultaneously, low temperatures decline from 50.7°F (10.4°C) to a more chilly 28.8°F (-1.8°C) in November.

Rainfall measures at a consistent 0.35" (9mm) from September to November, occurring over around five days each month. Snowfall remains non-existent in September, but starts to lightly grace the town in November with an average of 2.05" (52mm). Daylight hours decrease gradually at this time of the year, from 12.4 hours in September to 10 hours in November.

Winter weather in Superior

Winter in Superior draws a canvas of coldness, transforming the terrain into a snowy wonderland. Maximum temperature readings hover around the 39.4°F (4.1°C) to 40.3°F (4.6°C) range, while minimum temperatures plummet to as low as 20.7°F (-6.3°C) to 21.6°F (-5.8°C). Nighttime temperatures can be particularly frosty during this period.

Snowfall dominates the scene with its climax in February when it measures an average of 2.68" (68mm) over 8.4 days. Rainfall retreats to its yearly minimum of 0.16" (4mm) in February. Daylight hours are shorter, peaking at 10.7 hours in February. Despite the frigid conditions, the beauty of the snow-covered scenery opens the door for winter-specific activities, particularly appealing to winter sports enthusiasts.

Weather in January

Stationed in the core of winter, Superior, Colorado exhibits a balanced blend of winter elements. Humidity at 64% indicates a relative moistness in the chilly weather, explained by the snowfall on nearly 6 days in the month. With the mercury dropping below 22°F (-5.6°C) and soaring to just over 40°F (4.4°C), the weather remains squarely cold, while the daylight span of 9.7 hours offers limited sun exposure. Weather in January »

Weather in February

Transitioning from January to February, Superior experiences a slight escalation in temperature, with a sparse increment in humidity to 67% and a rise in daylight duration to approximately 10.7 hours. February, with the snowfall on 8.4 days and the volume equivalent to 2.68" (68mm), retains January's vestiges of winter. Weather in February »

Weather in March

March subtly ushers in Spring as temperatures rise, hinting the dwindling dominance of winter in Superior. While chilly winds remain, average temperatures creep up to approximately 50.7°F (10.4°C), tied with the downward trend in humidity to 56%. Weather in March »

Weather in April

The journey from March to April in Superior displays an undeniable shift in weather dynamics. Spring fully establishes its reign, with temperatures climbing to reach an average high of 57.6°F (14.2°C). Paired with this is the rise in rainfall, coupling with 9.3 days of rainfall and decreasing snowfall as the wintry blanket gradually recedes. Weather in April »

Weather in May

May in Superior serves as a prelude to summer, characterized by a depth of change in atmosphere. Temperatures scale up to 66°F (18.9°C) on average and rain showers displace snow, marking a notable shift in the weather pattern. Lengthening daylight hours stand testament to the seasonal transition. Weather in May »

Weather in June

Eclipsing the halfway mark of the year, June materializes a distinct summer atmosphere in Superior. Temperatures jump to an average high of 81.3°F (27.4°C), underscoring the commencement of the peak summer period. The daylight hours expand, painting longer, sunnier days, while humidity drops to a dry 42%. Weather in June »

Weather in July

July in Superior manifests as the zenith of summer, exhibiting highs averaging around 85.5°F (29.7°C). Coupled with the temperature surge, daylight duration extends to 14.7 hours, providing the maximum light exposure of the year. Weather in July »

Weather in August

Transitioning from the summer heights of July, August in Superior maintains the summer narrative with lesser intensity. Keeping with the rhythm of the season, temperatures now average around 84.2°F (29°C), interspersed with periodic rainfalls. Weather in August »

Weather in September

September in Superior welcomes signs of fall, as temperature averages recede to around 76.6°F (24.8°C). Daylight duration also shrinks, prophesying soon-to-come shorter days. Coupled with lesser rainfall and increased wind speed, a crisp fall ambiance sets in. Weather in September »

Weather in October

October in Superior presents a marked shift towards autumn, with average temperatures descending further to approximately 61°F (16.1°C). Despite reduced daylight hours, clear skies negate the absence of the sun to a large extent. Weather in October »

Weather in November

The beginning of winter rhythms in November presents itself through temperatures dropping to around 50°F (10°C) on average. An increase in snowfall accompanies these lower temperatures, heralding the first signs of coming winter. Weather in November »

Weather in December

December in Superior embarks the start of a full-blown winter, characterized by temperatures reaching average lows of around 20.7°F (-6.3°C). Coupled with this drop is the rise in snowfall, affirming the arrival of the winter season. Weather in December »
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the driest month?

The month with the least rainfall is January, when the rain falls for 4.8 days and typically collects 0.16" (4mm) of precipitation.

How much does it rain in Superior?

Throughout the year, in Superior, there are 96.7 rainfall days, and 5.63" (143mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 36.7 snowfall days, and 13.98" (355mm) of snow is accumulated.

What is the month with the lowest UV index?

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

What is the most humid month?

With an average relative humidity of 67%, February is the most humid month.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 8.4 days and accumulates 2.68" (68mm) of snow.

What is the month with the least sunshine?

With an average of 6.7h of sunshine, February has the least sunshine of the year.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Superior?

The wettest months are May and July, with an average 0.87" (22mm) of rainfall.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What are the months with the most sunshine?

The months with the most sunshine are June through August, with an average of 11.8h of sunshine.

What part of the year is the hottest?

In Superior, July is identified by the average highest temperatures, reaching a peak of 85.5°F (29.7°C) and a low of 59°F (15°C).

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

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

What is the least humid month?

The least humid month is August, with an average relative humidity of 41%.

What part of the year is the coldest in Superior?

Superior's coldest temperatures are experienced in December, with average high temperatures of 39.4°F (4.1°C) and lows of 20.7°F (-6.3°C).

What is the month with the shortest days?

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

Average temperature - Superior, CO

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (39.4°F).

The month with the highest average low temperature is July (59°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

Average pressure
Superior, CO

Average pressure - Superior, CO

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

Average wind speed
Superior, CO

Average wind speed - Superior, CO

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

Average humidity
Superior, CO

Average humidity - Superior, CO

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is August (41%).

Average rainfall
Superior, CO

Average rainfall - Superior, CO

The wettest months (with the highest rainfall) are May and July (0.87").
The driest month (with the least rainfall) is January (0.16").

Average rainfall days
Superior, CO

Average rainfall days - Superior, CO

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is November (3.5 days).

Average snowfall
Superior, CO

Average snowfall - Superior, CO

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Superior, CO

Average snowfall days - Superior, CO

The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Superior, CO

Average daylight / Average sunshine - Superior, CO

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days
Superior, CO

Average sunshine days - Superior, CO

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (10 days).

Average UV index
Superior, CO

Average UV index - Superior, CO

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

Average cloud cover
Superior, CO

Average cloud cover - Superior, CO

The months with the most cloud cover are April and May (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility
Superior, CO

Average visibility - Superior, 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).

Superior, Colorado, USA

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