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

Monthly weather forecast and climate
Dillon, CO

A great autumn shot of the brown and golden trees near the iconic Dillon reservoir in Colorado, a far view of forests and high mountain ridges
A great autumn shot of the brown and golden trees near the iconic Dillon reservoir in Colorado, a far view of forests and high mountain ridges
January, the same as December, in Dillon, Colorado, is a freezing cold winter month, with average temperature fluctuating between -1.1°F (-18.4°C) and 31.3°F (-0.4°C). With an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of -1.1°F (-18.4°C), January is the coldest month. Weather in January »
The last month of the winter, February, is a wintry month in Dillon, Colorado, with temperature in the range of an average low of 1.2°F (-17.1°C) and an average high of 34°F (1.1°C). In February, the average high-temperature is practically the same as in January - a cold 34°F (1.1°C). Weather in February »

The first month of the spring, March, is still a cold month in Dillon, Colorado, with temperature in the range of an average low of 7.5°F (-13.6°C) and an average high of 39°F (3.9°C). In Dillon, the average high-temperature is relatively the same as in February - a still cold 39°F (3.9°C). Weather in March »

April in Dillon, Colorado, is a chilly spring month, with temperature in the range of an average low of 17.2°F (-8.2°C) and an average high of 47.7°F (8.7°C). In Dillon, the average high-temperature slightly increases, from a wintry 39°F (3.9°C) in March, to a chilly 47.7°F (8.7°C). Weather in April »

May, the last month of the spring, in Dillon, is a mild month, with average temperature varying between 25.5°F (-3.6°C) and 58.5°F (14.7°C). In May, the average high-temperature increases, from a frosty 47.7°F (8.7°C) in April, to a mild 58.5°F (14.7°C). Weather in May »

The first month of the summer, June, is an agreeable month in Dillon, Colorado, with average temperature ranging between min 31.5°F (-0.3°C) and max 68.7°F (20.4°C). In Dillon, the average high-temperature rises, from a moderate 58.5°F (14.7°C) in May, to an agreeable 68.7°F (20.4°C). Weather in June »

July in Dillon, Colorado, is a moderately hot summer month, with average temperature ranging between min 37°F (2.8°C) and max 74.1°F (23.4°C). The warmest month is July, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 37°F (2.8°C). Weather in July »

August, the last month of the summer, in Dillon, is another pleasant month, with average temperature fluctuating between 35.8°F (2.1°C) and 72.5°F (22.5°C). In August, the average high-temperature is essentially the same as in July - a pleasant 72.5°F (22.5°C). Weather in August »

The first month of the autumn, September, is also an enjoyable month in Dillon, Colorado, with average temperature varying between 28.8°F (-1.8°C) and 66.2°F (19°C). In Dillon, the average high-temperature slightly decreases, from a pleasant 72.5°F (22.5°C) in August, to a comfortable 66.2°F (19°C). Weather in September »

October, like September, in Dillon, Colorado, is a cool autumn month, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 20.1°F (-6.6°C). In Dillon, the average high-temperature drops, from a comfortable 66.2°F (19°C) in September, to a fresh 55.2°F (12.9°C). Weather in October »

November, the last month of the autumn, in Dillon, is another cold month, with temperature in the range of an average low of 9.9°F (-12.3°C) and an average high of 40.8°F (4.9°C). In Dillon, the average high-temperature plummets, from a cool 55.2°F (12.9°C) in October, to a wintry 40.8°F (4.9°C). Weather in November »

December, the first month of the winter, in Dillon, is still a cold month, with average temperature fluctuating between 32.7°F (0.4°C) and 1.2°F (-17.1°C). In Dillon, the average high-temperature slightly decreases, from 40.8°F (4.9°C) in November, to a still wintry 32.7°F (0.4°C). Weather in December »

What is the coldest month in Dillon?

January is the coldest month, with an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of -1.1°F (-18.4°C).

How much does it rain in Dillon?

During the entire year, Dillon aggregates up to 16" (407.4mm) of precipitation.

When does it snow in Dillon?

January through June, September through December are months with snowfall.

How much does it snow in Dillon?

Throughout the year, 127.5" (3238.4mm) of snow is accumulated.

When does it snow the most in Dillon?

The month with the most snowfall in Dillon, Colorado, is March when 22.1" (561.3mm) of snow is typically aggregated.

When are the longest days in Dillon?

The month with the longest days is June, with an average of 14.9h of daylight.

What is the warmest month in Dillon?

July is the warmest month, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 37°F (2.8°C).

What is the rainiest month in Dillon?

The month with the most rainfall is July when 1.9" (47mm) of precipitation is typically aggregated.

What is the driest month in Dillon?

The month with the least rainfall in Dillon, Colorado, is November when 1" (25.7mm) of precipitation is typically aggregated.

What is the month with the shortest days in Dillon?

With an average of 9.4h of daylight, December has the shortest days of the year in Dillon.
Average rainfall - Dillon, CO
Average daylight - Dillon, CO

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