Monthly weather forecast and climate
Broomfield, CO

Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall
Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall

Weather in January

January, like December, in Broomfield, Colorado, is a wintry winter month, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 40.3°F (4.6°C). In January, the average high-temperature is almost the same as in December - a still cold 40.3°F (4.6°C). Weather in January »

Weather in February

February, the last month of the winter, in Broomfield, is another cold month, with temperature in the range of an average low of 20.7°F (-6.3°C) and an average high of 39.7°F (4.3°C). In February, the average high-temperature is relatively the same as in January - a still wintry 39.7°F (4.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Broomfield, Colorado, with average temperature varying between 29.1°F (-1.6°C) and 50.7°F (10.4°C). In March, the average high-temperature rises, from a cold 39.7°F (4.3°C) in February, to a fresh 50.7°F (10.4°C). Weather in March »

Weather in April

April in Broomfield, Colorado, is a moderate spring month, with average temperature varying between 57.6°F (14.2°C) and 33.4°F (0.8°C). In Broomfield, the average high-temperature slightly increases, from a fresh 50.7°F (10.4°C) in March, to a mild 57.6°F (14.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Broomfield, Colorado, with average temperature varying between 66°F (18.9°C) and 41.7°F (5.4°C). In Broomfield, the average high-temperature marginally rises, from a moderate 57.6°F (14.2°C) in April, to a comfortable 66°F (18.9°C). Weather in May »

Weather in June

June, the first month of the summer, in Broomfield, is a warm month, with average temperature fluctuating between 53.8°F (12.1°C) and 81.3°F (27.4°C). In June, the average high-temperature increases considerably, from a comfortable 66°F (18.9°C) in May, to a warm 81.3°F (27.4°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Broomfield, Colorado, with average temperature fluctuating between 85.5°F (29.7°C) and 59°F (15°C). July is the warmest month, with an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 59°F (15°C). In July, the average heat index is calculated to 85.6°F (29.8°C). Weather in July »

Weather in August

August, the last month of the summer, in Broomfield, is also a moderately hot month, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 57.4°F (14.1°C). In August, the average high-temperature is relatively the same as in July - a still warm 84.2°F (29°C). Weather in August »

Weather in September

September, the first month of the autumn, in Broomfield, is still a warm month, with average temperature fluctuating between 50.7°F (10.4°C) and 76.6°F (24.8°C). In September, the average high-temperature marginally drops, from a moderately hot 84.2°F (29°C) in August, to a still warm 76.6°F (24.8°C). Weather in September »

Weather in October

October, like September, in Broomfield, Colorado, is another enjoyable autumn month, with average temperature fluctuating between 61°F (16.1°C) and 38.1°F (3.4°C). In October, the average high-temperature declines considerably, from a moderately hot 76.6°F (24.8°C) in September, to an enjoyable 61°F (16.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Broomfield, Colorado, with average temperature varying between 28.8°F (-1.8°C) and 50°F (10°C). In Broomfield, the average high-temperature in November drops, from an enjoyable 61°F (16.1°C) in October, to a fresh 50°F (10°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Broomfield, Colorado, with temperature in the range of an average high of 39.4°F (4.1°C) and an average low of 20.7°F (-6.3°C). The coldest month is December, with an average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 20.7°F (-6.3°C). Weather in December »
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FAQ

How much does it rain in Broomfield?

In Broomfield, during the entire year, the rain falls for 96.7 days and collects up to 5.63" (143mm) of precipitation.

What is the driest month in Broomfield?

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

When does it snow in Broomfield?

January through May, October through December are months with snowfall in Broomfield, Colorado.

How much does it snow in Broomfield?

In Broomfield, during the entire year, snow falls for 36.7 days, and aggregates up to 13.98" (355mm) of snow.

What are the months with the lowest UV index in Broomfield?

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 in Broomfield?

The most humid month in Broomfield is February, with an average relative humidity of 67%.

When does it snow the most in Broomfield?

The month with the most snowfall in Broomfield, Colorado, is February when snow falls for 8.4 days and typically aggregates up to 2.68" (68mm) of snow.

What is the month with the least sunshine in Broomfield?

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

What is the rainiest month in Broomfield?

Months with the most rainfall are May and July, with an average 0.87" (22mm) of precipitation.

When it does not snow in Broomfield?

In Broomfield snow does not fall in June through September.

When are the longest days in Broomfield?

With an average of 15h of daylight, June has the longest days of the year in Broomfield, Colorado.

What is the month with the most sunshine in Broomfield?

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

What is the warmest month in Broomfield?

July is the warmest month in Broomfield, with an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 59°F (15°C).

What are the months with the highest UV index in Broomfield?

Months with the highest UV index in Broomfield are July and August, with an average maximum UV index of 6.

What is the least humid month in Broomfield?

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

What is the coldest month in Broomfield?

December is the coldest month, with an average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 20.7°F (-6.3°C).

What is the month with the shortest days in Broomfield?

December has the shortest days of the year, with an average of 9.4h of daylight.

Average temperature
Broomfield, CO

Average temperature - Broomfield, 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).

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Average pressure
Broomfield, CO

Average pressure - Broomfield, CO

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

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Average wind speed
Broomfield, CO

Average wind speed - Broomfield, 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).

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Average rainfall
Broomfield, CO

Average rainfall - Broomfield, 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").

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Average rainfall days
Broomfield, CO

Average rainfall days - Broomfield, 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).

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Average snowfall
Broomfield, CO

Average snowfall - Broomfield, CO

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

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Average snowfall days
Broomfield, CO

Average snowfall days - Broomfield, CO

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

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Average daylight / Average sunshine
Broomfield, CO

Average daylight / Average sunshine - Broomfield, CO

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days
Broomfield, CO

Average sunshine days - Broomfield, CO

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

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Average UV index
Broomfield, CO

Average UV index - Broomfield, CO

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

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Average visibility
Broomfield, CO

Average visibility - Broomfield, CO

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

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