Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
During the transition into December, Amboy observes a decrease in the average high-temperature, falling from a frosty 47.8°F (8.8°C) in November to a wintry 36.9°F (2.7°C). December's average low-temperature reading in Amboy settles at a freezing cold 27.3°F (-2.6°C).Humidity
In Amboy, the average relative humidity in December is 82%.Rainfall
In Amboy, in December, during 6.4 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Amboy, during the entire year, the rain falls for 127.3 days and collects up to 14.37" (365mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Amboy, in December, during 6.3 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Amboy, during the entire year, snow falls for 31.6 days and aggregates up to 5.59" (142mm) of snow.Daylight
December has the shortest days of the year in Amboy, with an average of 9h and 18min of daylight.On the first day of December in Amboy, sunrise is at 7:48 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:26 pm EST.
Sunshine
The average sunshine in December in Amboy is 4h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Amboy, Indiana. 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, the maximum UV index of 2 suggests this advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Amboy?
What is the average humidity in December in Amboy?
How much does it rain in Amboy in December?
How many days does it snow in December in Amboy?
What is the month with the shortest days in Amboy?
How many hours of daylight does Amboy have in December?
What time are sunrise and sunset in December in Amboy?
How long on average sun shines in December in Amboy?
What are the months with the lowest UV index in Amboy?
How high is the UV index in December in Amboy?
Average temperature in December
Amboy, IN
- Average high temperature in December: 36.9°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in December
Amboy, IN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Amboy, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in December
Amboy, IN
- Average humidity in December: 82%
The months with the highest relative humidity are January, February, July and August (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Amboy, IN
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in December
Amboy, IN
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in December
Amboy, IN
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Amboy, IN
- Average snowfall days in December: 6.3 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Amboy, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Amboy, IN
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in December
Amboy, IN
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Amboy, IN
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June, July and August (Cloud cover 34).
Average visibility in December
Amboy, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Amboy, Indiana, USA
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