Climate and monthly weather forecast
Amherst, CO

Weather in January

January, the same as December, is another cold winter month in Amherst, Colorado, with an average temperature fluctuating between 23.9°F (-4.5°C) and 40.1°F (4.5°C). In January, the average high-temperature is practically the same as in December - a still wintry 40.1°F (4.5°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Amherst, Colorado, with an average temperature varying between 24.1°F (-4.4°C) and 41.4°F (5.2°C). In Amherst, the average high-temperature in February is relatively the same as in January - a still wintry 41.4°F (5.2°C). Weather in February »

Weather in March

March, the first month of the spring in Amherst, is a cool month, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 33.8°F (1°C). In Amherst, the average high-temperature in March increases from a cold 41.4°F (5.2°C) in February to a cool 54.1°F (12.3°C). Weather in March »

Weather in April

April in Amherst, Colorado, is a moderate spring month, with temperature in the range of an average low of 40.3°F (4.6°C) and an average high of 60.6°F (15.9°C). In April, the average high-temperature slightly increases from a fresh 54.1°F (12.3°C) in March to a moderate 60.6°F (15.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Amherst, Colorado, with an average temperature varying between 49.1°F (9.5°C) and 69.4°F (20.8°C). In May, the average high-temperature slightly increases from a moderate 60.6°F (15.9°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Amherst, Colorado, with an average temperature fluctuating between 61.3°F (16.3°C) and 83.3°F (28.5°C). In Amherst, the average high-temperature in June increases from an agreeable 69.4°F (20.8°C) in May to a moderately hot 83.3°F (28.5°C). Weather in June »

Weather in July

July is a hot summer month in Amherst, Colorado, with an average temperature varying between 88.7°F (31.5°C) and 66°F (18.9°C). With an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 66°F (18.9°C), July is the warmest month. The average heat index in July is evaluated at a hot 93.4°F (34.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Amherst, Colorado, with an average temperature varying between 86.5°F (30.3°C) and 63°F (17.2°C). In August, the average high-temperature is almost the same as in July - a still hot 86.5°F (30.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Amherst, is still a warm month, with an average temperature fluctuating between 56.5°F (13.6°C) and 79.2°F (26.2°C). In Amherst, the average high-temperature in September marginally drops from a tropical 86.5°F (30.3°C) in August to a warm 79.2°F (26.2°C). Weather in September »

Weather in October

October, like September, in Amherst, Colorado, is another enjoyable autumn month, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 62.8°F (17.1°C). In Amherst, the average high-temperature in October plummets from a moderately hot 79.2°F (26.2°C) in September to a comfortable 62.8°F (17.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Amherst, is also a fresh month, with an average temperature ranging between min 33.3°F (0.7°C) and max 51.1°F (10.6°C). In November, the average high-temperature drops from a comfortable 62.8°F (17.1°C) in October to a cool 51.1°F (10.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Amherst, Colorado, with an average temperature varying between 39.2°F (4°C) and 23.2°F (-4.9°C). The coldest month is December, with an average high-temperature of 39.2°F (4°C) and an average low-temperature of 23.2°F (-4.9°C). Weather in December »
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FAQ

What is the most humid month in Amherst?

The months with the highest humidity in Amherst, Colorado, are January and February, with an average relative humidity of 66%.

What is the driest month in Amherst?

January is the month with the least rainfall. Rain falls for 5.8 days and accumulates 0.43" (11mm) of precipitation.

How much does it rain in Amherst?

Throughout the year, in Amherst, there are 119.5 rainfall days, and 16.14" (410mm) of precipitation is accumulated.

When does it snow in Amherst?

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

How many days does it snow in Amherst?

In Amherst, Colorado, during the entire year, snow falls for 37.9 days and aggregates up to 15.55" (395mm) of snow.

When is the lowest UV index in Amherst?

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

When does it snow the most in Amherst?

February is the month with the most snowfall in Amherst. Snow falls for 8 days and accumulates 3.23" (82mm) of snow.

What is the month with the least sunshine in Amherst?

The months with the least sunshine in Amherst are February and December, with an average of 6.2h of sunshine.

When is Daylight Saving Time (DST) in Amherst?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Amherst?

May is the month with the most rainfall in Amherst. Rain falls for 17.8 days and accumulates 2.99" (76mm) of precipitation.

When it does not snow in Amherst?

June through September are months without snowfall in Amherst.

When are the longest days in Amherst?

June has the longest days of the year in Amherst, with an average of 15h and 2min of daylight.

What is the warmest month in Amherst?

The warmest month in Amherst, Colorado, is July, with an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 66°F (18.9°C).

What is the month with the most sunshine in Amherst?

July and August, with an average of 11.5h of sunshine, are months with the most sunshine.

What is the month with the highest UV index in Amherst?

With an average maximum UV index of 7, July is the month with the highest UV index.

What is the least humid month in Amherst?

With an average relative humidity of 51%, September is the least humid month in Amherst, Colorado.

What is the coldest month in Amherst?

December is the coldest month, with an average high-temperature of 39.2°F (4°C) and an average low-temperature of 23.2°F (-4.9°C).

What is the month with the shortest days in Amherst?

With an average of 9h and 19min of daylight, December has the shortest days of the year in Amherst, Colorado.

Average temperature
Amherst, CO

Average temperature - Amherst, CO

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (39.2°F).

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).

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Average pressure
Amherst, CO

Average pressure - Amherst, CO

The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

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Average wind speed
Amherst, CO

Average wind speed - Amherst, CO

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

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Average humidity
Amherst, CO

Average humidity - Amherst, CO

The months with the highest relative humidity are January and February (66%).
The month with the lowest relative humidity is September (51%).

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Average rainfall
Amherst, CO

Average rainfall - Amherst, CO

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days
Amherst, CO

Average rainfall days - Amherst, CO

The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are November and December (4.2 days).

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Average snowfall
Amherst, CO

Average snowfall - Amherst, CO

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Amherst, CO

Average snowfall days - Amherst, CO

The months with the highest number of snowfall days are January and February (8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Amherst, CO

Average daylight / Average sunshine - Amherst, CO

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 19min).

The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

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Average sunshine days
Amherst, CO

Average sunshine days - Amherst, CO

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index
Amherst, CO

Average UV index - Amherst, CO

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Amherst, CO

Average visibility - Amherst, 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).

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