Monthly weather forecast and climate
Welby, CO

Weather in January

January, like December, in Welby, Colorado, is another cold winter month, with average temperature fluctuating between 23.2°F (-4.9°C) and 42.4°F (5.8°C). In Welby, the average high-temperature in January is relatively the same as in December - a still cold 42.4°F (5.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Welby, is also a wintry month, with average temperature fluctuating between 22.5°F (-5.3°C) and 42.4°F (5.8°C). In February, the average high-temperature remains the same as in January - a still cold 42.4°F (5.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Welby, Colorado, with average temperature varying between 54.1°F (12.3°C) and 31.5°F (-0.3°C). In March, the average high-temperature rises, from a wintry 42.4°F (5.8°C) in February, to a fresh 54.1°F (12.3°C). Weather in March »

Weather in April

April in Welby, Colorado, is a moderate spring month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 60.3°F (15.7°C). In Welby, the average high-temperature marginally rises, from a fresh 54.1°F (12.3°C) in March, to a mild 60.3°F (15.7°C). Weather in April »

Weather in May

May, the last month of the spring, in Welby, is a pleasant month, with average temperature varying between 69.1°F (20.6°C) and 44.4°F (6.9°C). In May, the average high-temperature slightly increases, from a mild 60.3°F (15.7°C) in April, to a pleasant 69.1°F (20.6°C). Weather in May »

Weather in June

June, the first month of the summer, in Welby, is a moderately hot month, with average temperature fluctuating between 84.2°F (29°C) and 56.5°F (13.6°C). In June, the average high-temperature increases considerably, from a pleasant 69.1°F (20.6°C) in May, to a moderately hot 84.2°F (29°C). Weather in June »

Weather in July

July is a tropical summer month in Welby, Colorado, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 61.7°F (16.5°C). The warmest month is July, with an average high-temperature of 88.3°F (31.3°C) and an average low-temperature of 61.7°F (16.5°C). The average heat index in July is estimated at a hot 88.9°F (31.6°C). Weather in July »

Weather in August

August, the last month of the summer, in Welby, is another hot month, with temperature in the range of an average high of 87.1°F (30.6°C) and an average low of 60.3°F (15.7°C). In August, the average high-temperature is almost the same as in July - a still tropical 87.1°F (30.6°C). Weather in August »

Weather in September

September, the first month of the autumn, in Welby, is also a moderately hot month, with average temperature fluctuating between 79.5°F (26.4°C) and 53.8°F (12.1°C). In Welby, the average high-temperature in September slightly decreases, from a hot 87.1°F (30.6°C) in August, to a moderately hot 79.5°F (26.4°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Welby, Colorado, with average temperature varying between 40.1°F (4.5°C) and 63.3°F (17.4°C). In Welby, the average high-temperature significantly decreases, from a warm 79.5°F (26.4°C) in September, to an enjoyable 63.3°F (17.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Welby, Colorado, with temperature in the range of an average high of 52.7°F (11.5°C) and an average low of 30.6°F (-0.8°C). In November, the average high-temperature drops, from an enjoyable 63.3°F (17.4°C) in October, to a cool 52.7°F (11.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Welby, Colorado, with temperature in the range of an average high of 41.2°F (5.1°C) and an average low of 21.9°F (-5.6°C). December is the coldest month, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 21.9°F (-5.6°C). Weather in December »
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FAQ

How much does it rain in Welby?

Throughout the year, in Welby, Colorado, there are 48.3 rainfall days, and 3.19" (81mm) of precipitation is accumulated.

What is the driest month in Welby?

Months with the least rainfall are January and December Rain falls for 2.3 days and accumulates 0.08" (2mm) of rain.

When does it snow in Welby?

Months with snowfall in Welby are January through May, October through December.

How many days does it snow in Welby?

In Welby, during the entire year, snow falls for 19.6 days, and aggregates up to 8.5" (216mm) of snow.

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

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

What is the most humid month in Welby?

The most humid month in Welby is February, with an average relative humidity of 64%.

What is the month with the least sunshine in Welby?

The month with the least sunshine in Welby, Colorado, is February, with an average of 6.7h of sunshine.

When it does not snow in Welby?

June through September are months without snowfall in Welby.

When are the longest days in Welby?

The month with the longest days is June, with an average of 15h of daylight.

What are the months with the most sunshine in Welby?

June and July, with an average of 11.9h of sunshine, are months with the most sunshine in Welby, Colorado.

What are the months with the highest UV index in Welby?

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

What is the warmest month in Welby?

With an average high-temperature of 88.3°F (31.3°C) and an average low-temperature of 61.7°F (16.5°C), July is the warmest month in Welby.

What is the rainiest month in Welby?

The month with the most rainfall in Welby is July when the rain falls for 8.2 days and typically aggregates up to 0.59" (15mm) of precipitation.

What is the least humid month in Welby?

With an average relative humidity of 39%, August is the least humid month in Welby, Colorado.

What is the snowiest month in Welby?

The month with the most snowfall is October when snow falls for 1.7 days and typically aggregates up to 1.42" (36mm) of snow.

What is the coldest month in Welby?

The coldest month in Welby is December, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 21.9°F (-5.6°C).

What is the month with the shortest days in Welby?

The month with the shortest days is December, with an average of 9.4h of daylight.

Average temperature
Welby, CO

Average temperature - Welby, CO

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (41.2°F).

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).

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Average pressure
Welby, CO

Average pressure - Welby, CO

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are April and June (29.91").

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Average wind speed
Welby, CO

Average wind speed - Welby, CO

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

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Average rainfall
Welby, CO

Average rainfall - Welby, CO

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are January and December (0.08").

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Average rainfall days
Welby, CO

Average rainfall days - Welby, CO

The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is February (1.2 days).

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Average snowfall
Welby, CO

Average snowfall - Welby, CO

The month with the highest snowfall is October (1.42").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Welby, CO

Average snowfall days - Welby, CO

The month with the highest number of snowfall days is February (4.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Welby, CO

Average daylight / Average sunshine - Welby, CO

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

Months with the most sunshine are June and July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days
Welby, CO

Average sunshine days - Welby, CO

The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is July (19.6 days).

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Average UV index
Welby, CO

Average UV index - Welby, CO

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

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Average visibility
Welby, CO

Average visibility - Welby, CO

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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