Oshkosh
Wisconsin, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Oshkosh, WI

A scenic shot of a beautiful nature park with many trees and neat lawns next to a calm pond, in Oshkosh, Wisconsin
A scenic shot of a beautiful nature park with many trees and neat lawns next to a calm pond, in Oshkosh, Wisconsin
The first month of the winter, December, is still a freezing cold month in Oshkosh, Wisconsin, with average temperature ranging between max 30°F (-1.1°C) and min 14.7°F (-9.6°C).

Temperature

In Oshkosh, the average high-temperature in December decreases, from a chilly 43.5°F (6.4°C) in November, to a freezing cold 30°F (-1.1°C). In December, in Oshkosh, the average low-temperature is 14.7°F (-9.6°C).

Rainfall

In December, in Oshkosh, Wisconsin, the rain falls for 8 days. Throughout December, 1.4" (35.1mm) of precipitation is accumulated. In Oshkosh, during the entire year, the rain falls for 105 days and collects up to 29.7" (755.2mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Oshkosh.

Daylight

The month with the shortest days is December, with an average of 9h of daylight.

Sunshine

Months with the least sunshine are November and December, with an average of 4h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Oshkosh. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
The daily maximum UV index of 1 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Oshkosh?

The average high-temperature, in December, in Oshkosh, is 30°F (-1.1°C), while the average low-temperature is 14.7°F (-9.6°C).

How many days does it rain in December in Oshkosh?

In Oshkosh, in December, it is raining for 8 days, with typically 1.4" (35.1mm) of accumulated precipitation.

How much does it snow in Oshkosh in December?

In Oshkosh, Wisconsin, in December, 9.3" (236.2mm) of snow is typically accumulated.

What is the month with the shortest days in Oshkosh?

With an average of 9h of daylight, December has the shortest days of the year.

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

The average length of the day in December is 9h.

What is the month with the least sunshine in Oshkosh?

November and December, with an average of 4h of sunshine, are months with the least sunshine in Oshkosh, Wisconsin.

How many hours of sunshine does Oshkosh have in December?

The average sunshine in December in Oshkosh, Wisconsin, is 4h.

What is the month with the lowest UV index in Oshkosh?

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

What is the UV index intensity in December in Oshkosh?

In Oshkosh, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in December - Oshkosh, WI
  • Average high temperature in December: 30.1°F

The warmest month (with the highest average high temperature) is July (82.7°F).
The month with the lowest average high temperature is January (25.7°F).

  • Average low temperature in December: 14.7°F

The month with the highest average low temperature is July (61.1°F).
The coldest month (with the lowest average low temperature) is January (8.7°F).

Average rainfall in December - Oshkosh, WI
  • Average rainfall in December: 1.4"

The wettest month (with the highest rainfall) is June (3.9").
The driest month (with the lowest rainfall) is February (1.1").

Average rainfall days in December - Oshkosh, WI
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is May (11 days).
The month with the lowest number of rainy days is February (7 days).

Average snowfall in December - Oshkosh, WI
  • Average snowfall in December: 9.3"

The month with the highest snowfall is January (10.5").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in December / Average sunshine in December - Oshkosh, WI
  • Average daylight in December: 9h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in December: 4h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are November and December (Average sunshine: 4).

Average UV index in December - Oshkosh, WI
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).