Climate and monthly weather forecast
Idaho Springs, CO

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The emerald water of St. Mary
The emerald water of St. Mary's Lake circled by green pine trees and vast hill ranges in Idaho Springs, Colorado

Weather in January

January, like December, is a freezing cold winter month in Idaho Springs, Colorado, with an average temperature fluctuating between 12.2°F (-11°C) and 29.8°F (-1.2°C). Idaho Springs commences January with an average high-temperature of a still freezing cold 29.8°F (-1.2°C), maintaining a close resemblance to the previous month. Weather in January »

Weather in February

February, the last month of the winter in Idaho Springs, is another freezing cold month, with an average temperature ranging between min 11.3°F (-11.5°C) and max 29.5°F (-1.4°C). Stepping into February, Idaho Springs records an average high-temperature of a still subzero cold 29.5°F (-1.4°C), almost consistent with January. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Idaho Springs, Colorado, with an average temperature varying between 18.9°F (-7.3°C) and 38.7°F (3.7°C). March's onset is marked by a temperature increase, moving from a freezing cold 29.5°F (-1.4°C) in February to a wintry 38.7°F (3.7°C). Weather in March »

Weather in April

April in Idaho Springs, Colorado, is a chilly spring month, with temperature in the range of an average low of 22.5°F (-5.3°C) and an average high of 43.9°F (6.6°C). With April's advent, Idaho Springs sees an average high-temperature of a chilly 43.9°F (6.6°C), subtly shifted from March's 38.7°F (3.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a fresh month in Idaho Springs, Colorado, with an average temperature ranging between min 30.7°F (-0.7°C) and max 53.6°F (12°C). Idaho Springs sees an increase in the average high-temperature with the arrival of May, moving from April's chilly 43.9°F (6.6°C) to a cool 53.6°F (12°C). Weather in May »

Weather in June

June, the first month of the summer in Idaho Springs, is a pleasant month, with an average temperature ranging between min 42.1°F (5.6°C) and max 68.5°F (20.3°C). June's arrival is marked by a notable elevation in high-temperatures, rising from a cool 53.6°F (12°C) in May to an agreeable 68.5°F (20.3°C). Weather in June »

Weather in July

July, like June, is an agreeable summer month in Idaho Springs, Colorado, with an average temperature varying between 46.9°F (8.3°C) and 72.3°F (22.4°C). In Idaho Springs, July records the highest average temperatures, peaking at 72.3°F (22.4°C) and reaching a low of 46.9°F (8.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another pleasant month in Idaho Springs, Colorado, with an average temperature fluctuating between 71.1°F (21.7°C) and 45.9°F (7.7°C). Idaho Springs experiences an average high-temperature of a still pleasant 71.1°F (21.7°C) in August, marking an insignificant shift from 72.3°F (22.4°C) in July. Weather in August »

Weather in September

September, the first month of the autumn in Idaho Springs, is also an enjoyable month, with an average temperature ranging between max 64.9°F (18.3°C) and min 41°F (5°C). September ushers in a minor alteration in Idaho Springs's climate, with the average high-temperature moving from August's pleasant 71.1°F (21.7°C) to an enjoyable 64.9°F (18.3°C). Weather in September »

Weather in October

October, like September, in Idaho Springs, Colorado, is a cool autumn month, with an average temperature ranging between min 29.1°F (-1.6°C) and max 50.4°F (10.2°C). October is marked by a distinct decrease in the average high-temperature, falling from an enjoyable 64.9°F (18.3°C) in September to a fresh 50.4°F (10.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Idaho Springs, Colorado, with an average temperature varying between 39.2°F (4°C) and 19.9°F (-6.7°C). The shift from October to November involves a decrease in the average high-temperature, dropping from a cool 50.4°F (10.2°C) to a wintry 39.2°F (4°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Idaho Springs, Colorado, with an average temperature varying between 11.8°F (-11.2°C) and 29.3°F (-1.5°C). Idaho Springs reaches its lowest average temperatures in December, measuring 29.3°F (-1.5°C) at the peak and 11.8°F (-11.2°C) at the lowest. Weather in December »
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How much does it rain in Idaho Springs?

Throughout the year, there are 96 rainfall days, and 10.08" (256mm) of precipitation is accumulated.

When does it snow?

January through December are months with snowfall.

How much does it snow?

In Idaho Springs, during the entire year, snow falls for 74.9 days and aggregates up to 35.39" (899mm) of snow.

What are the months with the lowest UV index?

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month?

The most humid month is February, with an average relative humidity of 78%.

What is the month with the least sunshine?

With an average of 6.2h of sunshine, February has the least sunshine of the year.

What is the snowiest month?

The month with the most snowfall is March, when snow falls for 11.6 days and typically aggregates up to 6.73" (171mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 least humid month?

June is the least humid month, with an average relative humidity of 50%.

When are the longest days?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.3h of sunshine.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 4.

What time of the year is the hottest?

In Idaho Springs, July is identified by the average highest temperatures, reaching a peak of 72.3°F (22.4°C) and a low of 46.9°F (8.3°C).

What is the wettest month?

July is the month with the most rainfall in Idaho Springs. Rain falls for 17.8 days and accumulates 1.65" (42mm) of precipitation.

When it does not snow?

July and August are months with the least snowfall. The snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

What is the coldest month?

Idaho Springs experiences its average lowest temperatures in December, reaching a peak of 29.3°F (-1.5°C) and a minimum of 11.8°F (-11.2°C).

What is the driest month?

The month with the least rainfall in Idaho Springs, Colorado, is December, when the rain falls for 3 days and typically collects 0.28" (7mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

Average temperature
Idaho Springs, CO

Average temperature - Idaho Springs, CO

The warmest month (with the highest average high temperature) is July (72.3°F).
The month with the lowest average high temperature is December (29.3°F).

The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is February (11.3°F).

Average pressure
Idaho Springs, CO

Average pressure - Idaho Springs, CO

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).

Average wind speed
Idaho Springs, CO

Average wind speed - Idaho Springs, CO

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity
Idaho Springs, CO

Average humidity - Idaho Springs, CO

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is June (50%).

Average rainfall
Idaho Springs, CO

Average rainfall - Idaho Springs, CO

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is December (0.28").

Average rainfall days
Idaho Springs, CO

Average rainfall days - Idaho Springs, CO

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (2.2 days).

Average snowfall
Idaho Springs, CO

Average snowfall - Idaho Springs, CO

The month with the highest snowfall is March (6.73").
The months with the least snowfall are July and August (0.04").

Average snowfall days
Idaho Springs, CO

Average snowfall days - Idaho Springs, CO

The month with the highest number of snowfall days is March (11.6 days).
The months with the least snowfall days are July and August (0.1 days).

Average daylight / Average sunshine
Idaho Springs, CO

Average daylight / Average sunshine - Idaho Springs, CO

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

Average sunshine days
Idaho Springs, CO

Average sunshine days - Idaho Springs, CO

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is July (9.8 days).

Average UV index
Idaho Springs, CO

Average UV index - Idaho Springs, CO

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average visibility
Idaho Springs, CO

Average visibility - Idaho Springs, 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).

Idaho Springs, Colorado, USA

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