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
Hammond's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 46.9°F (8.3°C) to a wintry 36°F (2.2°C). The low-temperature average for Hammond during December stands at a subzero cold 26.6°F (-3°C).Humidity
In December, the average relative humidity is 80%.Rainfall
In Hammond, Indiana, in December, it is raining for 7.6 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, in Hammond, there are 150.7 rainfall days, and 25.31" (643mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Hammond. In Hammond, during December, snow falls for 9.6 days and regularly aggregates up to 2.44" (62mm) of snow. In Hammond, during the entire year, snow falls for 45.3 days and aggregates up to 14.02" (356mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 6:57 am and sunset at 4:20 pm. On the last day of December, sunrise is at 7:16 am and sunset at 4:30 pm CST.
Sunshine
In Hammond, the average sunshine in December is 4h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 1 during December translates into the following guidance:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is it in Hammond in December?
What is the average humidity in December in Hammond?
How much does it rain in Hammond in December?
How much does it snow in Hammond in December?
What is the month with the shortest days in Hammond?
How many hours of daylight does Hammond have in December?
When are sunrise and sunset in December in Hammond?
How many hours of sunshine does Hammond have in December?
What is the month with the lowest UV index in Hammond?
How high is the UV index in December in Hammond?
Average temperature in December
Hammond, IN
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Hammond, IN
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Hammond, IN
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Hammond, IN
- Average humidity in December: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Hammond, IN
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in December
Hammond, IN
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in December
Hammond, IN
- Average snowfall in December: 2.44"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Hammond, IN
- Average snowfall days in December: 9.6 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hammond, IN
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Hammond, IN
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Hammond, IN
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Hammond, IN
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Hammond, IN
- 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).
Hammond, Indiana, USA
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