Climate and monthly weather forecast
Windsor, CO

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The stonework around the Cache la Poudre River dam section in Windsor, Colorado
The stonework around the Cache la Poudre River dam section in Windsor, Colorado

The climate of Windsor

Positioned in the northern central part of Colorado, Windsor qualifies as a mid-latitude steppe, as per the Köppen climate classification, known as BSk. It is the climate type that often observes a moderate degree of moisture and significant temperature deviations. As the town experiences a semiarid climate, one should expect modest rainfall scattered across the months, accompanied by humidity shifts and a somewhat prominent seasonality regarding temperature.

Assessing the provided data, Windsor's temperature spans from 22.3°F (-5.4°C) as the average lowest in winter to 89.1°F (31.7°C) being the common high during summer. The town experiences humidity levels hovering between 42% during the late summer months and peaking at 63% in the darker, colder months. Rainfall stays borderline minimal, as yearly average rainfall volumes do not go beyond 2.24" (57mm), typically recorded in the month of May. Winds in Windsor seem to be steadier, with the speed ranging from 5.8mph (9.3km/h) in late summer to 7.7mph (12.4km/h) during the spring season.

Some unusual weather patterns are also perceptible in Windsor. Snowfall lasts generally from December through April, with February experiencing the greatest snow depth of around 4.41" (112mm). The town notably goes completely snow-free from May to November. Months of July and August stand out as the hottest, while December and January remain the coldest.

The best time to visit Windsor

Given its climatological attributes, Windsor welcomes visitors mostly from May to September. The period extends pleasant weather with average temperatures ranging high from 68.9°F (20.5°C) to 89.1°F (31.7°C). Late spring and early autumn witness comfortable warmth and lower humidity levels, as they range between 52% and 44%. Visitors in pursuit of abundant daylight should consider June or July, given that the sunshine hours touch a remarkable 15 per day. Furthermore, the UV index peaks to 6, making these months ideal for outdoor pursuits.

The worst time to visit Windsor

Contrarily, the period from December to February may not be as welcoming to travellers due to a clear dip in the mercury levels with average high temperatures not exceeding 41.9°F (5.5°C) and average lows dipping to 20.3°F (-6.5°C). The town is further draped in snow during these months with snowfall extending for over four days on average in January and February. Moreover, despite January being the sunniest winter month, sunlight hours are considerably shorter, with daylight lasting for just 9.3 hours.

Spring weather in Windsor

Spring in Windsor spans from March to May, with average high temperatures ranging from 54.1°F (12.3°C) to 68.9°F (20.5°C), while the average low slowly ascends from 32.4°F (0.2°C) to 45.1°F (7.3°C). The season also brings the highest rainfall, with April receiving around 1.34" (34mm) and May witnessing the year's highest rainfall of 2.24" (57mm). Simultaneously, the wind speed gradually eases from 7.7mph (12.4km/h) in March to 6.8mph (10.9km/h) by the end of spring, which corresponds with the extended daylight hours and continued reduction in cloud cover.

Summer weather in Windsor

Rapidly transitioning into summer, Windsor achieves its peak temperature in the months of June through August with a monthly high ranging from 84°F (28.9°C) to 89.1°F (31.7°C). The heat is balanced by a relative drop in humidity down to around 43%, which in conjunction with prevailing winds at about 6mph (9.7km/h), provides a comfortable setting. The town also significantly reduces its rainfall, with June seeing around 0.94" (24mm) of rain. From June onward, there is no trace of snow and the daylight hours peak to almost 15 hours a day.

Autumn weather in Windsor

Fall season from September to November brings a progressive decline in temperature, with the highest shifting between 79.7°F (26.5°C) and 51.3°F (10.7°C) and lows dropping from 52.7°F (11.5°C) to 30°F (-1.1°C). Despite negligible rain levels and the humidity fluctuating around the 50% mark, daylight hours diminish more swiftly, falling from 12.4 hours in September to 9.9 hours by November. Nevertheless, October observes some of the most pleasant weather attributes before the onset of an extensive winter season.

Winter weather in Windsor

The winter months bring a drastic change to Windsor's weather. High temperatures plummet from 39.2°F (4°C) in December to a sharp 41.9°F (5.5°C) in February, while the lows consistently stay around 22.3°F (-5.4°C) in January. The town also goes through frequent snowfall, increasing to as much as 4.41" (112mm) in February. Days are shorter, with sunlight limited to approximately 9 hours, but the place maintains a fair amount of sunshine days, averaging 22 in December.

Weather in January

The introduction of the year in Windsor, Colorado, usually arrives with a chill in the air, marked by temperatures falling to as low as 22.3°F (-5.4°C). The fresh crystal blankets of snow create beautiful winter landscapes, while the lower hours of sunlight make it a typical winter month. Weather in January »

Weather in February

February endears with its slightly higher temperatures that hint towards the upcoming spring, with mornings still cold enough to induce a light frost. It remains a substantial winter month, showcasing a higher amount of snowfall, 4.41" (112mm) to be precise, than January. Weather in February »

Weather in March

There is a surge of warmth, as March in Windsor, Colorado carries the first signs of spring. The snowfall decreases considerably to 3.39" (86mm), indicating the oncoming end of the snow season. Days are longer with more sunlight to enjoy, despite the intermittency of rain showers. Weather in March »

Weather in April

April showers bring May flowers, and in Windsor, Colorado, it's a rainfall of about 1.34" (34mm) making it a wetter month than March. A significant increase in daylight hours implies that spring is in full swing. This is a month when parks and gardens come alive with the revival of vibrant colors and fresh blooms. Weather in April »

Weather in May

May enhances the climate with warmer temperatures and greener landscapes. However, it brings along significant rainfall amounting to 2.24" (57mm), strengthening the lushness spread across Windsor. A rise in humidity indicates that summer is gradually drawing near, hence the need for lighter clothing and sun protection. Weather in May »

Weather in June

June announces the official start of summer in Windsor, Colorado with temperatures rising above 80°F (26.7°C). The city experiences no snowfall this month, clearly stepping away from any winter traces. As the longest days of the year march in, the amount of sunshine is at its peak. Weather in June »

Weather in July

The full swing of summer is evident in July, with average high temperatures peaking at 89.1°F (31.7°C), the hottest for the Windsor, Colorado yearly climate. It's the perfect occasion to appreciate long, hot days by indulging in water activities, be it boating or swimming, to tackle the heat. Weather in July »

Weather in August

August continues to bask in the summer glory, though with a slight dip in mercury levels, preparing for the upcoming fall. The nights start becoming cooler, hinting at the first signs of transition towards the fall. Winds are mild, and rainfall is relatively low. Weather in August »

Weather in September

September conveys the start of fall in Windsor, Colorado, with temperatures having a drop to 79.7°F (26.5°C). The city witnesses no snowfall, providing a fully dry, autumnal backdrop for the locals. The days become visibly shorter, and the leaf color begins to morph into warm hues. Weather in September »

Weather in October

October deepens the hues of autumn, introducing chillier mornings and evenings. The sudden onset of colder winds indicates winter's approach, and the declining daylight hours reinforce this. The fall foliage reaches its peak coloration, carpeting Windsor in a mosaic of reds, oranges, and yellows. Weather in October »

Weather in November

November is a transition time, as Windsor, Colorado gets ready to welcome winter, with temperatures dipping to as low as 30°F (-1.1°C). Snowfall resumes with 3.43" (87mm) draped over the city, turning it into a winter wonderland. Weather in November »

Weather in December

December reigns in true winter fashion with the city of Windsor, Colorado experiencing average low temperatures of 20.3°F (-6.5°C). With 2.72" (69mm) of snowfall adorning the streets like white icing, it's a perfect setting for festive decorations. Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the driest month in Windsor?

January is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.35" (9mm) of precipitation.

How much does it rain in Windsor?

In Windsor, Colorado, during the entire year, the rain falls for 93.1 days and collects up to 10.2" (259mm) of precipitation.

When does it snow in Windsor?

Months with snowfall in Windsor, Colorado, are January through May, October through December.

How much does it snow in Windsor?

In Windsor, Colorado, during the entire year, snow falls for 41.7 days and aggregates up to 24.84" (631mm) of snow.

What is the month with the lowest UV index in Windsor?

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

What are the most humid months in Windsor?

February and December, with an average relative humidity of 63%, are most humid months in Windsor.

What is the snowiest month in Windsor?

The month with the most snowfall in Windsor, Colorado, is February, when snow falls for 9.8 days and typically aggregates up to 4.41" (112mm) of snow.

What is the month with the least sunshine in Windsor?

The months with the least sunshine in Windsor, Colorado, are February and December, with an average of 6.7h of sunshine.

When is Daylight Saving Time (DST) in Windsor?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Windsor, 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 rainiest month in Windsor?

The month with the most rainfall is May, when the rain falls for 14.3 days and typically aggregates up to 2.24" (57mm) of precipitation.

When it does not snow in Windsor?

June through September are months without snowfall.

When are the longest days in Windsor?

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

What month has the most sunshine in Windsor?

The month with the most sunshine is June, with an average of 11.8h of sunshine.

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

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

What are the warmest months in Windsor?

Temperature readings reach their annual highs in July, averaging 89.1°F (31.7°C) and a minimum average of 61°F (16.1°C).

What is the least humid month in Windsor?

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

What time of the year is the coldest in Windsor?

December, having an average high-temperature of 39.2°F (4°C) and an average low-temperature of 20.3°F (-6.5°C), is the coldest month in Windsor, Colorado.

What is the month with the shortest days in Windsor?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Windsor, Colorado.

Average temperature
Windsor, CO

Average temperature - Windsor, CO

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (39.2°F).

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

Average pressure
Windsor, CO

Average pressure - Windsor, CO

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed
Windsor, CO

Average wind speed - Windsor, CO

The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest months (with the lowest average wind speed) are August and December (5.8mph).

Average humidity
Windsor, CO

Average humidity - Windsor, CO

The months with the highest relative humidity are February and December (63%).
The month with the lowest relative humidity is August (42%).

Average rainfall
Windsor, CO

Average rainfall - Windsor, CO

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days
Windsor, CO

Average rainfall days - Windsor, CO

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (3.8 days).

Average snowfall
Windsor, CO

Average snowfall - Windsor, CO

The month with the highest snowfall is February (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Windsor, CO

Average snowfall days - Windsor, CO

The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Windsor, CO

Average daylight / Average sunshine - Windsor, 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 18min).

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

Average sunshine days
Windsor, CO

Average sunshine days - Windsor, CO

The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is May (12.3 days).

Average UV index
Windsor, CO

Average UV index - Windsor, 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 cloud cover
Windsor, CO

Average cloud cover - Windsor, CO

The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are June, August and September (Cloud cover 17).

Average visibility
Windsor, CO

Average visibility - Windsor, 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).

Windsor, Colorado, USA

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