December weather forecast
Monterey, IN

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Weather in December

December, the first month of the winter in Monterey, is still a cold month, with an average temperature varying between 35.8°F (2.1°C) and 26.4°F (-3.1°C).

Temperature

In Monterey, the average high-temperature in December decreases from a chilly 46.9°F (8.3°C) in November to a cold 35.8°F (2.1°C). Monterey witnesses a consistent average low-temperature of 26.4°F (-3.1°C) throughout December.

Humidity

In December, the average relative humidity is 83%.

Rainfall

In December, the rain falls for 9.1 days. Throughout December, 1.06" (27mm) of precipitation is accumulated. In Monterey, during the entire year, the rain falls for 154.4 days and collects up to 20.59" (523mm) of precipitation.

Snowfall

Months with snowfall in Monterey are January through April, October through December. In Monterey, in December, during 10.8 snowfall days, 1.73" (44mm) of snow is typically accumulated. In Monterey, during the entire year, snow falls for 50.7 days and aggregates up to 10.55" (268mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December in Monterey, Indiana, sunrise is at 7:52 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:27 pm EST.

Sunshine

The average sunshine in December is 3.8h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Monterey. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily UV index of 1 turns into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in Monterey in December?

The high-temperature in Monterey, Indiana, during December is 35.8°F (2.1°C) and the low-temperature is 26.4°F (-3.1°C).

What is the average humidity in December in Monterey?

In December, the average relative humidity in Monterey is 83%.

How many days does it rain in December in Monterey?

In December, in Monterey, Indiana, the rain falls for 9.1 days. Throughout December, 1.06" (27mm) of precipitation is accumulated.

How many days does it snow in December in Monterey?

In Monterey, Indiana, in December, snow falls for 10.8 days, with typically accumulated 1.73" (44mm) of snow.

What is the month with the shortest days in Monterey?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Monterey.

How many hours of daylight does Monterey have in December?

In Monterey, Indiana, the average day length in December is 9h and 16min.

What time are sunrise and sunset in December in Monterey?

In December, on the first day of the month, sunrise is at 7:52 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:27 pm EST.

How many hours of sunshine does Monterey have in December?

In Monterey, the average sunshine duration in December is 3.8h.

When is the lowest UV index in Monterey?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Monterey, Indiana.

What is the UV index reading in December in Monterey?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
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
Monterey, IN

Average temperature in December - Monterey, IN
  • Average high temperature in December: 35.8°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in December
Monterey, IN

Average pressure in December - Monterey, IN
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Monterey, IN

Average wind speed in December - Monterey, IN
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in December
Monterey, IN

Average humidity in December - Monterey, IN
  • Average humidity in December: 83%

The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Monterey, IN

Average rainfall in December - Monterey, IN
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in December
Monterey, IN

Average rainfall days in December - Monterey, IN
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in December
Monterey, IN

Average snowfall in December - Monterey, IN
  • Average snowfall in December: 1.73"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Monterey, IN

Average snowfall days in December - Monterey, IN
  • Average snowfall days in December: 10.8 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Monterey, IN

Average daylight in December / Average sunshine in December - Monterey, IN
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in December
Monterey, IN

Average sunshine days in December - Monterey, IN
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in December
Monterey, IN

Average UV index in December - Monterey, IN
  • Average UV index in December: 1

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
Monterey, IN

Average cloud cover in December - Monterey, IN
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in December
Monterey, IN

Average visibility in December - Monterey, IN
  • Average visibility in December: 6mi

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

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Monterey, Indiana, USA

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