December weather forecast
Ottawa Hills, OH

Weather in December

December, the first month of the winter in Ottawa Hills, is also a wintry month, with an average temperature varying between 36.3°F (2.4°C) and 27°F (-2.8°C).

Temperature

In December, the average high-temperature decreases from a chilly 46.9°F (8.3°C) in November to a wintry 36.3°F (2.4°C). In December, the average low-temperature is 27°F (-2.8°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

December is the month with the least rainfall. Rain falls for 7.6 days and accumulates 0.63" (16mm) of precipitation.

Snowfall

Months with snowfall in Ottawa Hills are January through April, October through December. In December, it is snowing for 8.5 days. Throughout December, 0.98" (25mm) of snow is accumulated. In Ottawa Hills, Ohio, during the entire year, snow falls for 39.8 days and aggregates up to 6.77" (172mm) of snow.

Daylight

December has the shortest days of the year in Ottawa Hills, with an average of 9h and 13min of daylight.
On the first day of December in Ottawa Hills, sunrise is at 7:42 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:13 pm EST.

Sunshine

In December, the average sunshine is 3.7h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 December in Ottawa Hills?

In December, the average relative humidity in Ottawa Hills is 82%.

What is the driest month in Ottawa Hills?

The month with the least rainfall in Ottawa Hills is December, when the rain falls for 7.6 days and typically collects 0.63" (16mm) of precipitation.

How many days does it rain in December in Ottawa Hills?

In December, the rain falls for 7.6 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

How much does it snow in Ottawa Hills in December?

In Ottawa Hills, Ohio, in December, during 8.5 snowfall days, 0.98" (25mm) of snow is typically accumulated.

What is the month with the shortest days in Ottawa Hills?

With an average of 9h and 13min of daylight, December has the shortest days of the year in Ottawa Hills, Ohio.

What is the average length of the day in December in Ottawa Hills?

The average day length in December in Ottawa Hills, Ohio, is 9h and 13min.

What time are sunrise and sunset in December in Ottawa Hills?

In December, on the first day of the month, sunrise is at 7:42 am and sunset at 5:05 pm. On the last day of the month, in Ottawa Hills, Ohio, sunrise is at 8:01 am and sunset at 5:13 pm EST.

How many hours of sunshine does Ottawa Hills have in December?

In Ottawa Hills, the average sunshine duration in December is 3.7h.

When is the lowest UV index in Ottawa Hills?

With an average maximum UV index of 1, December is the month with the lowest UV index in Ottawa Hills.

What is the UV index reading in December in Ottawa Hills?

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
Ottawa Hills, OH

Average temperature in December - Ottawa Hills, OH
  • Average high temperature in December: 36.3°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Ottawa Hills, OH

Average pressure in December - Ottawa Hills, OH
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is 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
Ottawa Hills, OH

Average wind speed in December - Ottawa Hills, OH
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in December
Ottawa Hills, OH

Average humidity in December - Ottawa Hills, OH
  • Average humidity in December: 82%

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

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Average rainfall in December
Ottawa Hills, OH

Average rainfall in December - Ottawa Hills, OH
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is June (1.81").
The driest month (with the least rainfall) is December (0.63").

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Average rainfall days in December
Ottawa Hills, OH

Average rainfall days in December - Ottawa Hills, OH
  • Average rainfall days in December: 7.6 days

The months with the highest number of rainy days are May and June (15.6 days).
The month with the least rainy days is January (5.9 days).

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Average snowfall in December
Ottawa Hills, OH

Average snowfall in December - Ottawa Hills, OH
  • Average snowfall in December: 0.98"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Ottawa Hills, OH

Average snowfall days in December - Ottawa Hills, OH
  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is January (10.8 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
Ottawa Hills, OH

Average daylight in December / Average sunshine in December - Ottawa Hills, OH
  • Average daylight in December: 9h and 13min

The month with the longest days is June (Average daylight: 15h and 9min).
The month with the shortest days is December (Average daylight: 9h and 13min).

  • Average sunshine in December: 3h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in December
Ottawa Hills, OH

Average sunshine days in December - Ottawa Hills, OH
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in December
Ottawa Hills, OH

Average UV index in December - Ottawa Hills, OH
  • Average UV index in December: 1

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

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Average cloud cover in December
Ottawa Hills, OH

Average cloud cover in December - Ottawa Hills, OH
  • 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 30).

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Average visibility in December
Ottawa Hills, OH

Average visibility in December - Ottawa Hills, OH
  • 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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