Monthly weather forecast and climate
Lafayette, CO

Weather in January

January, like December, in Lafayette, Colorado, is another cold 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 essentially 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 Lafayette, is also a wintry month, with average temperature fluctuating between 20.7°F (-6.3°C) and 39.7°F (4.3°C). In Lafayette, the average high-temperature is practically the same as in January - a still cold 39.7°F (4.3°C). Weather in February »

Weather in March

March, the first month of the spring, in Lafayette, is a cool month, with temperature in the range of an average high of 50.7°F (10.4°C) and an average low of 29.1°F (-1.6°C). In Lafayette, the average high-temperature rises, from a cold 39.7°F (4.3°C) in February, to a cool 50.7°F (10.4°C). Weather in March »

Weather in April

April is a mild spring month in Lafayette, Colorado, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 57.6°F (14.2°C). In Lafayette, the average high-temperature in April marginally rises, from a fresh 50.7°F (10.4°C) in March, to a moderate 57.6°F (14.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Lafayette, Colorado, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 66°F (18.9°C). In May, the average high-temperature slightly increases, 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

The first month of the summer, June, is a warm month in Lafayette, Colorado, with temperature in the range of an average high of 81.3°F (27.4°C) and an average low of 53.8°F (12.1°C). In Lafayette, 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 a moderately hot summer month in Lafayette, Colorado, with average temperature varying 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). 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 Lafayette, is also a moderately hot month, with average temperature ranging between max 84.2°F (29°C) and min 57.4°F (14.1°C). In Lafayette, the average high-temperature is practically the same as in July - a still warm 84.2°F (29°C). Weather in August »

Weather in September

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

Weather in October

October, like September, in Lafayette, Colorado, is another enjoyable autumn month, with average temperature varying between 61°F (16.1°C) and 38.1°F (3.4°C). In October, the average high-temperature plummets, 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

November, the last month of the autumn, in Lafayette, is also a fresh month, with temperature in the range of an average high of 50°F (10°C) and an average low of 28.8°F (-1.8°C). In Lafayette, the average high-temperature decreases, from a comfortable 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 also a wintry month in Lafayette, Colorado, with temperature in the range of an average low of 20.7°F (-6.3°C) and an average high of 39.4°F (4.1°C). 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). Weather in December »
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FAQ

How many days does it rain in Lafayette?

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

What is the driest month in Lafayette?

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

When does it snow in Lafayette?

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

How many days does it snow in Lafayette?

In Lafayette, 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 Lafayette?

Months with the lowest UV index in Lafayette, Colorado, are January, February, November and December, with an average maximum UV index of 2.

What is the most humid month in Lafayette?

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

What is the snowiest month in Lafayette?

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

What is the month with the least sunshine in Lafayette?

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

What is the wettest month in Lafayette?

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

When it does not snow in Lafayette?

June through September are months without snowfall in Lafayette.

When are the longest days in Lafayette?

The month with the longest days in Lafayette is June, with an average of 15h of daylight.

What are the months with the most sunshine in Lafayette?

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

What is the warmest month in Lafayette?

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

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

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

What is the least humid month in Lafayette?

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

What is the coldest month in Lafayette?

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

What is the month with the shortest days in Lafayette?

With an average of 9.4h of daylight, December has the shortest days of the year in Lafayette, Colorado.

Average temperature
Lafayette, CO

Average temperature - Lafayette, 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
Lafayette, CO

Average pressure - Lafayette, 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
Lafayette, CO

Average wind speed - Lafayette, 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
Lafayette, CO

Average rainfall - Lafayette, 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
Lafayette, CO

Average rainfall days - Lafayette, 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
Lafayette, CO

Average snowfall - Lafayette, 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
Lafayette, CO

Average snowfall days - Lafayette, 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
Lafayette, CO

Average daylight / Average sunshine - Lafayette, 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
Lafayette, CO

Average sunshine days - Lafayette, 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
Lafayette, CO

Average UV index - Lafayette, 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
Lafayette, CO

Average visibility - Lafayette, 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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