December weather forecast
Echo Lake, CA

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Weather in December

The first month of the winter, December, is also a wintry month in Echo Lake, California, with an average temperature fluctuating between 35.4°F (1.9°C) and 20.1°F (-6.6°C).

Temperature

Temperature records mark December as the coldest month, with highs averaging 35.4°F (1.9°C) and lows at 20.1°F (-6.6°C).

Humidity

In December, the average relative humidity in Echo Lake, California, is 76%.

Rainfall

In Echo Lake, in December, it is raining for 3.5 days, with typically 3.86" (98mm) of accumulated precipitation. Throughout the year, there are 45.4 rainfall days, and 26.06" (662mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Echo Lake, during December, snow falls for 13.5 days and regularly aggregates up to 27.56" (700mm) of snow. Throughout the year, in Echo Lake, California, there are 83.9 snowfall days, and 153.46" (3898mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Echo Lake.
On the first day of the month, sunrise is at 7:00 am and sunset at 4:38 pm. On the last day of December, in Echo Lake, sunrise is at 7:18 am and sunset at 4:48 pm PST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year.

UV index

In Echo Lake, California, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What part of the year is the coldest in Echo Lake?

Echo Lake's temperature records reveal December as the coldest month, marked by average highs of 35.4°F (1.9°C) and lows of 20.1°F (-6.6°C).

How cold is December in Echo Lake?

December temperatures in Echo Lake, California, vary between a high-temperature of 35.4°F (1.9°C) and a low-temperature of 20.1°F (-6.6°C).

What is the average humidity in December in Echo Lake?

The average relative humidity in December in Echo Lake is 76%.

How many days does it rain in December in Echo Lake?

In Echo Lake, in December, it is raining for 3.5 days, with typically 3.86" (98mm) of accumulated precipitation.

How many days does it snow in December in Echo Lake?

In Echo Lake, in December, snow falls for 13.5 days, with typically accumulated 27.56" (700mm) of snow.

What is the month with the shortest days in Echo Lake?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Echo Lake, California.

How many hours of daylight does Echo Lake have in December?

In December, the average day length in Echo Lake, California, is 9h and 30min.

When are sunrise and sunset in December in Echo Lake?

On the first day of December in Echo Lake, sunrise is at 7:00 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:48 pm PST.

What is the month with the least sunshine in Echo Lake?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Echo Lake.

How many hours of sunshine does Echo Lake have in December?

In December, the average sunshine duration is 5.4h.

What is the UV index intensity in December in Echo Lake?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Echo Lake, CA

Average temperature in December - Echo Lake, CA
  • Average high temperature in December: 35.4°F

The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is December (35.4°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is December (20.1°F).

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Average pressure in December
Echo Lake, CA

Average pressure in December - Echo Lake, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Echo Lake, CA

Average wind speed in December - Echo Lake, CA
  • Average wind speed in December: 6.9mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
Echo Lake, CA

Average humidity in December - Echo Lake, CA
  • Average humidity in December: 76%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in December
Echo Lake, CA

Average rainfall in December - Echo Lake, CA
  • Average rainfall in December: 3.86"

The wettest month (with the highest rainfall) is March (4.69").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in December
Echo Lake, CA

Average rainfall days in December - Echo Lake, CA
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is May (6.9 days).
The month with the least rainy days is November (1.3 days).

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Average snowfall in December
Echo Lake, CA

Average snowfall in December - Echo Lake, CA
  • Average snowfall in December: 27.56"

The month with the highest snowfall is March (33.46").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Echo Lake, CA

Average snowfall days in December - Echo Lake, CA
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is March (15.2 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Echo Lake, CA

Average daylight in December / Average sunshine in December - Echo Lake, CA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Echo Lake, CA

Average sunshine days in December - Echo Lake, CA
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is August (25.6 days).
The month with the least sunshine days is March (14.7 days).

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Average UV index in December
Echo Lake, CA

Average UV index in December - Echo Lake, CA
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in December
Echo Lake, CA

Average cloud cover in December - Echo Lake, CA
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in December
Echo Lake, CA

Average visibility in December - Echo Lake, CA
  • Average visibility in December: 5mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April and December (5mi).

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Echo Lake, California, USA

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