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, the same as December, in Idaho Springs, Colorado, is another subzero cold winter month, with an average temperature ranging between max 29.8°F (-1.2°C) and min 12.2°F (-11°C). With January's advent, Idaho Springs sees an average high-temperature of a still freezing cold 29.8°F (-1.2°C), subtly shifted from December's 29.3°F (-1.5°C). 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 max 29.5°F (-1.4°C) and min 11.3°F (-11.5°C). Idaho Springs's February showcases an average high-temperature of a still subzero cold 29.5°F (-1.4°C), hardly distinct from January's 29.8°F (-1.2°C). 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 38.7°F (3.7°C) and 18.9°F (-7.3°C). With the onset of March, Idaho Springs's average high-temperature sees a rise, moving from February's subzero cold 29.5°F (-1.4°C) to an icy 38.7°F (3.7°C). Weather in March »

Weather in April

April is a chilly spring month in Idaho Springs, Colorado, with an average temperature fluctuating between 43.9°F (6.6°C) and 22.5°F (-5.3°C). Welcoming April, Idaho Springs notes an average high-temperature of a chilly 43.9°F (6.6°C), nearly consistent with March's 38.7°F (3.7°C). Weather in April »

Weather in May

May, the last month of the spring in Idaho Springs, is a fresh month, with temperature in the range of an average high of 53.6°F (12°C) and an average low of 30.7°F (-0.7°C). The shift from April to May sees an increase in the average high-temperature, transitioning from a frosty 43.9°F (6.6°C) to a fresh 53.6°F (12°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Idaho Springs, Colorado, with an average temperature fluctuating between 68.5°F (20.3°C) and 42.1°F (5.6°C). With the onset of June, Idaho Springs's weather experiences a distinct temperature rise, moving from a cool 53.6°F (12°C) in May to a pleasant 68.5°F (20.3°C). Weather in June »

Weather in July

July, the same as June, in Idaho Springs, Colorado, is another pleasant summer month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 72.3°F (22.4°C). In Idaho Springs, the peak average temperatures are observed in July, with a high of 72.3°F (22.4°C) and a low of 46.9°F (8.3°C). Weather in July »

Weather in August

August, the last month of the summer in Idaho Springs, is another pleasant month, with an average temperature fluctuating between 71.1°F (21.7°C) and 45.9°F (7.7°C). The average high-temperature during August is a still pleasant 71.1°F (21.7°C), almost matching the conditions of the preceding month. 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 fluctuating between 64.9°F (18.3°C) and 41°F (5°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's agreeable 71.1°F (21.7°C) to a comfortable 64.9°F (18.3°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Idaho Springs, Colorado, with an average temperature varying between 50.4°F (10.2°C) and 29.1°F (-1.6°C). October signals a clear temperature drop, with average high-temperatures decreasing from September's refreshing 64.9°F (18.3°C) to a cool 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 temperature in the range of an average high of 39.2°F (4°C) and an average low of 19.9°F (-6.7°C). The start of November involves a temperature drop, moving from a fresh 50.4°F (10.2°C) in October to an icy 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 29.3°F (-1.5°C) and 11.8°F (-11.2°C). December tends to be the coldest month, with temperatures averaging a daily high of 29.3°F (-1.5°C) and a low of 11.8°F (-11.2°C). Weather in December »

Frequently asked questions

How many days does it rain?

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 is the month with the lowest UV index?

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

What is the most humid month in Idaho Springs?

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.

When does it snow the most?

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) in Idaho Springs?

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?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What month has the most sunshine?

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

What are the months 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 are the warmest months?

The warmest period tends to be July, when average temperatures fluctuate between a high of 72.3°F (22.4°C) and a low of 46.9°F (8.3°C).

What is the rainiest month?

July is the month with the most rainfall. 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 part of the year is the coldest?

The month of December sees the average lowest temperatures, reaching 29.3°F (-1.5°C) at the peak and 11.8°F (-11.2°C) at the low.

What is the driest month?

December is the month with the least rainfall. Rain falls for 3 days and accumulates 0.28" (7mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, 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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