Littleton
Colorado, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Littleton, CO

A peaceful spot on the hilly slopes on the South Platte River shot during the fall, large rocks and stones in the river below, sweet cloudy sky above
A peaceful spot on the hilly slopes on the South Platte River shot during the fall, large rocks and stones in the river below, sweet cloudy sky above
January, the same as December, is a wintry winter month in Littleton, Colorado, with average temperature varying between 22.1°F (-5.5°C) and 41.5°F (5.3°C). In Littleton, the average high-temperature in January is essentially the same as in December - a still cold 41.5°F (5.3°C). Weather in January »

The last month of the winter, February, is also a wintry month in Littleton, Colorado, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 21.4°F (-5.9°C). In Littleton, Colorado, the average high-temperature is essentially the same as in January - a still cold 41.7°F (5.4°C). Weather in February »

March, the first month of the spring, in Littleton, is a cool month, with average temperature ranging between max 52.3°F (11.3°C) and min 30°F (-1.1°C). In March, the average high-temperature rises, from a wintry 41.7°F (5.4°C) in February, to a fresh 52.3°F (11.3°C). Weather in March »

April in Littleton, Colorado, is a mild spring month, with average temperature fluctuating between 58.6°F (14.8°C) and 34.3°F (1.3°C). In April, the average high-temperature slightly increases, from a fresh 52.3°F (11.3°C) in March, to a mild 58.6°F (14.8°C). Weather in April »

May, the last month of the spring, in Littleton, is an enjoyable month, with average temperature ranging between min 43.2°F (6.2°C) and max 67.5°F (19.7°C). In May, the average high-temperature slightly increases, from a mild 58.6°F (14.8°C) in April, to an enjoyable 67.5°F (19.7°C). Weather in May »

The first month of the summer, June, is a warm month in Littleton, Colorado, with average temperature fluctuating between 54.7°F (12.6°C) and 82.2°F (27.9°C). In Littleton, the average high-temperature significantly increases, from an enjoyable 67.5°F (19.7°C) in May, to a warm 82.2°F (27.9°C). Weather in June »

July is a tropical summer month in Littleton, Colorado, with average temperature varying between 59.7°F (15.4°C) and 86°F (30°C). July is the warmest month, with an average high-temperature of 86°F (30°C) and an average low-temperature of 59.7°F (15.4°C). In July, the average heat index is estimated at a tropical 86.4°F (30.2°C). Weather in July »

The last month of the summer, August, is another warm month in Littleton, Colorado, with average temperature varying between 58.5°F (14.7°C) and 84.7°F (29.3°C). In August, the average high-temperature is essentially the same as in July - a moderately hot 84.7°F (29.3°C). Weather in August »

The first month of the autumn, September, is still a warm month in Littleton, Colorado, with average temperature ranging between min 52.2°F (11.2°C) and max 77.7°F (25.4°C). In September, the average high-temperature slightly decreases, from a warm 84.7°F (29.3°C) in August, to a still moderately hot 77.7°F (25.4°C). Weather in September »

October, like September, in Littleton, Colorado, is another enjoyable autumn month, with average temperature ranging between min 38.8°F (3.8°C) and max 62.4°F (16.9°C). In Littleton, the average high-temperature in October plummets, from a moderately hot 77.7°F (25.4°C) in September, to an enjoyable 62.4°F (16.9°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Littleton, Colorado, with average temperature ranging between min 29.7°F (-1.3°C) and max 52°F (11.1°C). In November, the average high-temperature drops, from a comfortable 62.4°F (16.9°C) in October, to a cool 52°F (11.1°C). Weather in November »

The first month of the winter, December, is still a cold month in Littleton, Colorado, with temperature in the range of an average high of 41°F (5°C) and an average low of 21°F (-6.1°C). The coldest month is December, with an average high-temperature of 41°F (5°C) and an average low-temperature of 21°F (-6.1°C). Weather in December »

How much does it rain in Littleton?

In Littleton, during the entire year, the rain falls for 101.2 days and collects up to 11.89" (302mm) of precipitation.

What is the driest month in Littleton?

January is the month with the least rainfall. Rain falls for 3 days and accumulates 0.43" (11mm) of precipitation.

When does it snow in Littleton?

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

How many days does it snow in Littleton?

In Littleton, during the entire year, snow falls for 42.7 days, and aggregates up to 34.92" (887mm) of snow.

When is the lowest UV index in Littleton?

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

What is the most humid month in Littleton?

The most humid month in Littleton, Colorado, is February, with an average relative humidity of 65%.

What is the snowiest month in Littleton?

February is the month with the most snowfall in Littleton, Colorado. Snow falls for 9.2 days and accumulates 6.3" (160mm) of snow.

What is the month with the least sunshine in Littleton?

The month with the least sunshine in Littleton is February, with an average of 6.8h of sunshine.

What is the wettest month in Littleton?

May is the month with the most rainfall. Rain falls for 15.8 days and accumulates 2.05" (52mm) of precipitation.

What is the least humid month in Littleton?

Months with the lowest humidity are June and August, with an average relative humidity of 41%.

When it does not snow in Littleton?

June through September are months without snowfall.

When are the longest days in Littleton?

With an average of 14.9h of daylight, June has the longest days of the year.

What are the months with the most sunshine in Littleton?

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

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

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

What is the warmest month in Littleton?

With an average high-temperature of 86°F (30°C) and an average low-temperature of 59.7°F (15.4°C), July is the warmest month in Littleton, Colorado.

What is the coldest month in Littleton?

The coldest month in Littleton, Colorado, is December, with an average high-temperature of 41°F (5°C) and an average low-temperature of 21°F (-6.1°C).

What is the month with the shortest days in Littleton?

The month with the shortest days is December, with an average of 9.4h of daylight.
Average humidity - Littleton, CO
Average rainfall - Littleton, CO

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the lowest rainfall) is January (0.43").

Average rainfall days - Littleton, CO

The month with the highest number of rainy days is May (15.8 days).
The month with the lowest number of rainy days is January (3 days).

Average snowfall - Littleton, CO
Average snowfall days - Littleton, CO

The month with the highest number of snowfall days is February (9.2 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight / Average sunshine - Littleton, CO

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.4h).

Months with most sunshine are June, July and August (Average sunshine: 11.8h).
The month with least sunshine is February (Average sunshine: 6.8h).

Average UV index - Littleton, CO