Climate and monthly weather forecast
Nelson, CO

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Weather in January

January, the same as December, is a wintry winter month in Nelson, Colorado, with an average temperature varying between 23.5°F (-4.7°C) and 39.6°F (4.2°C). The introduction of January sees an average high-temperature of a still icy 39.6°F (4.2°C), hardly deviating from December. Weather in January »

Weather in February

February, the last month of the winter in Nelson, is also a wintry month, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 41.9°F (5.5°C). The arrival of February denotes a barely perceptible change in the average high-temperatures to a still wintry 41.9°F (5.5°C) from January's 39.6°F (4.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Nelson, Colorado, with an average temperature ranging between min 34.3°F (1.3°C) and max 54.9°F (12.7°C). Nelson's transition into March sees a rise in the average high-temperature, advancing from a cold 41.9°F (5.5°C) in February to a fresh 54.9°F (12.7°C). Weather in March »

Weather in April

April is a mild spring month in Nelson, Colorado, with an average temperature fluctuating between 60.6°F (15.9°C) and 39.6°F (4.2°C). April's arrival sees a mild rise in the average high-temperature, transitioning from March's fresh 54.9°F (12.7°C) to a mild 60.6°F (15.9°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Nelson, Colorado, with an average temperature fluctuating between 47.3°F (8.5°C) and 69.3°F (20.7°C). As April transitions into May, Nelson notices a gentle rise in the average high-temperature, transitioning from a moderate 60.6°F (15.9°C) to a pleasant 69.3°F (20.7°C). Weather in May »

Weather in June

June, the first month of the summer in Nelson, is a moderately hot month, with an average temperature fluctuating between 83.8°F (28.8°C) and 59.5°F (15.3°C). In June, the meteorological conditions markedly change with the average high-temperature ascending from a pleasant 69.3°F (20.7°C) in May to a moderately hot 83.8°F (28.8°C). Weather in June »

Weather in July

July in Nelson, Colorado, is a hot summer month, with temperature in the range of an average high of 88.7°F (31.5°C) and an average low of 65.3°F (18.5°C). Nelson's warmest month, July, generally records average temperatures ranging from a high of 88.7°F (31.5°C) to a low of 65.3°F (18.5°C). For most parts of July, the heat index is evaluated at a hot 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Nelson, is also a hot month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 86.7°F (30.4°C). The beginning of August reveals an average high-temperature of a still tropical 86.7°F (30.4°C), showing minimal deviation from the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Nelson, Colorado, with an average temperature varying between 79.5°F (26.4°C) and 56.3°F (13.5°C). A mild shift in the average high-temperature occurs in September, reducing from a hot 86.7°F (30.4°C) in August to a moderately hot 79.5°F (26.4°C). Weather in September »

Weather in October

October, like September, in Nelson, Colorado, is another comfortable autumn month, with temperature in the range of an average low of 42.6°F (5.9°C) and an average high of 62.8°F (17.1°C). October's arrival witnesses a distinct temperature drop, receding from September's warm 79.5°F (26.4°C) to a refreshing 62.8°F (17.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Nelson, Colorado, with an average temperature fluctuating between 32.5°F (0.3°C) and 50.9°F (10.5°C). During the transition into November, Nelson observes a decrease in the average high-temperature, falling from an enjoyable 62.8°F (17.1°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Nelson, is also a wintry month, with an average temperature varying between 38.7°F (3.7°C) and 22.5°F (-5.3°C). With average high temperatures of 38.7°F (3.7°C) and lows of 22.5°F (-5.3°C), December is the coldest month. Weather in December »
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Frequently asked questions

What is the most humid month in Nelson?

The most humid month in Nelson, Colorado, is January, with an average relative humidity of 64%.

What is the driest month in Nelson?

The months with the least rainfall in Nelson, Colorado, are January and December Rain falls for 4.4 days and accumulates 0.39" (10mm) of rain.

How many days does it rain in Nelson?

In Nelson, Colorado, during the entire year, the rain falls for 104 days and collects up to 12.09" (307mm) of precipitation.

When does it snow in Nelson?

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

How much does it snow in Nelson?

Throughout the year, in Nelson, Colorado, there are 33.8 snowfall days, and 12.83" (326mm) of snow is accumulated.

What is the month with the lowest UV index in Nelson?

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

What is the snowiest month in Nelson?

February is the month with the most snowfall in Nelson, Colorado. Snow falls for 8.1 days and accumulates 2.64" (67mm) of snow.

What are the months with the least sunshine in Nelson?

February and December, with an average of 6.5h of sunshine, are months with the least sunshine.

When is Daylight Saving Time (DST) in Nelson?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Nelson, 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 rainiest month in Nelson?

The month with the most rainfall in Nelson is May, when the rain falls for 14 days and typically aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Nelson?

In Nelson, snow does not fall in June through September.

When are the longest days in Nelson?

With an average of 15h and 0min of daylight, June has the longest days of the year in Nelson, Colorado.

What is the month with the most sunshine in Nelson?

The months with the most sunshine are June through August, with an average of 11.8h of sunshine.

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

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

What is the hottest time of year in Nelson?

July, with its high-temperature average of 88.7°F (31.5°C) and a low-temperature average of 65.3°F (18.5°C), is the warmest month in Nelson, Colorado.

What are the least humid months in Nelson?

The months with the lowest humidity are August and September, with an average relative humidity of 45%.

What are the coldest months in Nelson?

December is Nelson's coldest month, registering average high temperatures of 38.7°F (3.7°C) and lows of 22.5°F (-5.3°C).

What is the month with the shortest days in Nelson?

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

Average temperature
Nelson, CO

Average temperature - Nelson, 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 (38.7°F).

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).

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Average pressure
Nelson, CO

Average pressure - Nelson, CO

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed
Nelson, CO

Average wind speed - Nelson, CO

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is December (7.8mph).

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Average humidity
Nelson, CO

Average humidity - Nelson, CO

The month with the highest relative humidity is January (64%).
The months with the lowest relative humidity are August and September (45%).

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Average rainfall
Nelson, CO

Average rainfall - Nelson, CO

The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days
Nelson, CO

Average rainfall days - Nelson, CO

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (2.9 days).

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Average snowfall
Nelson, CO

Average snowfall - Nelson, CO

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Nelson, CO

Average snowfall days - Nelson, CO

The month with the highest number of snowfall days is February (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Nelson, CO

Average daylight / Average sunshine - Nelson, CO

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

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Average sunshine days
Nelson, CO

Average sunshine days - Nelson, CO

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index
Nelson, CO

Average UV index - Nelson, CO

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Nelson, CO

Average visibility - Nelson, 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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Nelson, Colorado, USA

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