October weather forecast
Lewis, CO

Weather in October

October, the same as September, is another comfortable autumn month in Lewis, Colorado, with average temperature varying between 41.7°F (5.4°C) and 61.2°F (16.2°C).

Temperature

In Lewis, Colorado, the average high-temperature in October decreases, from a moderately hot 75°F (23.9°C) in September, to a comfortable 61.2°F (16.2°C). In Lewis, the average low-temperature is 41.7°F (5.4°C).

Humidity

In Lewis, the average relative humidity in October is 44%.

Rainfall

In Lewis, Colorado, in October, it is raining for 5.6 days, with typically 0.87" (22mm) of accumulated precipitation. In Lewis, during the entire year, the rain falls for 78.9 days and collects up to 9.84" (250mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Lewis. October is the first month it typically snows in Lewis. Throughout October, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow. In Lewis, Colorado, during the entire year, snow falls for 34.4 days, and aggregates up to 29.29" (744mm) of snow.

Daylight

In Lewis, the average length of the day is 11.2h.

Sunshine

In Lewis, the average sunshine is 7.4h.

UV index

In Lewis, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Lewis?

The average relative humidity in October in Lewis is 44%.

How much does it rain in Lewis in October?

In Lewis, Colorado, in October, it is raining for 5.6 days, with typically 0.87" (22mm) of accumulated precipitation.

When does it start to snow in Lewis?

October is the first month it typically snows in Lewis. Throughout October, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in October in Lewis?

In October, the average length of the day in Lewis, Colorado, is 11.2h.

How many hours of sunshine does Lewis have in October?

In Lewis, Colorado, the average sunshine in October is 7.4h.

What is the UV index intensity in October in Lewis?

The average daily maximum UV index in October in Lewis, Colorado, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in October
Lewis, CO

Average temperature in October - Lewis, CO
  • Average high temperature in October: 61.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in October: 41.7°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in October
Lewis, CO

Average pressure in October - Lewis, CO
  • Average pressure in October: 30.02"

The month with the highest atmospheric pressure is January (30.23").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in October
Lewis, CO

Average wind speed in October - Lewis, CO
  • Average wind speed in October: 7.1mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).

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Average humidity in October
Lewis, CO

Average humidity in October - Lewis, CO
  • Average humidity in October: 44%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is June (26%).

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Average rainfall in October
Lewis, CO

Average rainfall in October - Lewis, CO
  • Average rainfall in October: 0.87"

The wettest months (with the highest rainfall) are January and December (1.26").
The driest month (with the least rainfall) is June (0.2").

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Average rainfall days in October
Lewis, CO

Average rainfall days in October - Lewis, CO
  • Average rainfall days in October: 5.6 days

The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is June (2.8 days).

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Average snowfall in October
Lewis, CO

Average snowfall in October - Lewis, CO
  • Average snowfall in October: 0.12"

The month with the highest snowfall is January (8.11").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Lewis, CO

Average snowfall days in October - Lewis, CO
  • Average snowfall days in October: 0.3 days

Months with the highest number of snowfall days are January and December (8.5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Lewis, CO

Average daylight in October / Average sunshine in October - Lewis, CO
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 7.4h

The month with the most sunshine is June (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 6.5).

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Average sunshine days in October
Lewis, CO

Average sunshine days in October - Lewis, CO
  • Average sunshine days in October: 23.4 days

The month with the most sunshine days is June (26.2 days).
The month with the least sunshine days is February (17.6 days).

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Average UV index in October
Lewis, CO

Average UV index in October - Lewis, CO
  • Average UV index in October: 3

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 cloud cover in October
Lewis, CO

Average cloud cover in October - Lewis, CO
  • Average cloud cover in October: 13

Months with the most cloud cover are January and December (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 9).

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Average visibility in October
Lewis, CO

Average visibility in October - Lewis, CO
  • Average visibility in October: 6mi

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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