December weather forecast
Haines, CA

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Weather in December

The first month of the winter, December, is also a moderate month in Haines, California, with temperature in the range of an average low of 49.5°F (9.7°C) and an average high of 59.9°F (15.5°C).

Temperature

Haines witnesses its lowest temperatures during February and December, when the average high-temperature reaches 59.9°F (15.5°C).

Humidity

The average relative humidity in December is 58%.

Rainfall

In December, the rain falls for 5.4 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. Throughout the year, in Haines, there are 47.4 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in Haines.
On the first day of the month, sunrise is at 6:45 am and sunset at 4:46 pm. On the last day of December, in Haines, sunrise is at 7:02 am and sunset at 4:57 pm PST.

Sunshine

January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine.

UV index

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a daily UV index of 4 turns into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What part of the year is the coldest in Haines?

In Haines, California, the months of February and December are known for the lowest temperatures, reaching an average high of 59.9°F (15.5°C).

What is the average December temperature in Haines?

The average high-temperature and low-temperature in Haines during December are 59.9°F (15.5°C) and 49.5°F (9.7°C) respectively.

What is the average humidity in December in Haines?

In Haines, the average relative humidity in December is 58%.

How many days does it rain in December in Haines?

In December, the rain falls for 5.4 days. Throughout December, 1.22" (31mm) of precipitation is accumulated.

What is the month with the shortest days in Haines?

December has the shortest days of the year, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Haines?

In December, the average day length in Haines, California, is 9h and 55min.

What time are sunrise and sunset in December in Haines?

On the first day of December in Haines, sunrise is at 6:45 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:57 pm PST.

What is the month with the least sunshine in Haines?

January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine in Haines.

How long on average sun shines in December in Haines?

In Haines, California, the average sunshine duration in December is 6.8h.

When is the lowest UV index in Haines?

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Haines.

How high is the UV index in December in Haines?

In December, the average daily maximum UV index in Haines is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Haines, CA

Average temperature in December - Haines, CA
  • Average high temperature in December: 59.9°F

The warmest month (with the highest average high temperature) is August (75.9°F).
The months with the lowest average high temperature are February and December (59.9°F).

  • Average low temperature in December: 49.5°F

The month with the highest average low temperature is August (63°F).
The coldest month (with the lowest average low temperature) is February (48.9°F).

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Average pressure in December
Haines, CA

Average pressure in December - Haines, CA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).

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Average wind speed in December
Haines, CA

Average wind speed in December - Haines, CA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are August and September (4.7mph).

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Average humidity in December
Haines, CA

Average humidity in December - Haines, CA
  • Average humidity in December: 58%

The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (55%).

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Average rainfall in December
Haines, CA

Average rainfall in December - Haines, CA
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is January (1.38").
The driest months (with the least rainfall) are June and August (0.12").

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Average rainfall days in December
Haines, CA

Average rainfall days in December - Haines, CA
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is March (6.4 days).
The month with the least rainy days is August (1.7 days).

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Average daylight in December /
Average sunshine in December
Haines, CA

Average daylight in December / Average sunshine in December - Haines, CA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in December
Haines, CA

Average sunshine days in December - Haines, CA
  • Average sunshine days in December: 24.7 days

The month with the most sunshine days is October (26.1 days).
The month with the least sunshine days is February (22 days).

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Average UV index in December
Haines, CA

Average UV index in December - Haines, CA
  • Average UV index in December: 4

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in December
Haines, CA

Average cloud cover in December - Haines, CA
  • Average cloud cover in December: 22

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in December
Haines, CA

Average visibility in December - Haines, CA
  • Average visibility in December: 6mi

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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Haines, California, USA

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