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
The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a pleasant 68.4°F (20.2°C) in November to a comfortable 62.1°F (16.7°C). During December, Hammond sees a mean low-temperature of 46.9°F (8.3°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 81%.Rainfall
In Hammond, during December, the rain falls for 13.1 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Hammond, during the entire year, the rain falls for 163.3 days and collects up to 27.64" (702mm) of precipitation.Snowfall
Months with snowfall are January and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Hammond, during the entire year, snow falls for 0.4 days and aggregates up to 0.24" (6mm) of snow.Daylight
The month with the shortest days in Hammond, Louisiana, is December, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 6:41 am and sunset at 5:00 pm. On the last day of December, in Hammond, sunrise is at 6:58 am and sunset at 5:11 pm CST.
Sunshine
February and December, with an average of 4.8h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Hammond are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. To guard against the harmful effects of the Sun, minimize exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are the temperatures in Hammond in December?
What is the most humid month in Hammond?
What is the average humidity in December in Hammond?
How much does it rain in Hammond in December?
When does it start snowing in Hammond?
What is the month with the shortest days in Hammond?
How many hours of daylight does Hammond have in December?
What time are sunrise and sunset in December in Hammond?
What is the month with the least sunshine in Hammond?
How many hours of sunshine does Hammond have in December?
What are the months with the lowest UV index in Hammond?
What is the UV index intensity in December in Hammond?
Average temperature in December
Hammond, LA
- Average high temperature in December: 62.1°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (58.6°F).
- Average low temperature in December: 46.9°F
The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).
Average pressure in December
Hammond, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Hammond, LA
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in December
Hammond, LA
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Hammond, LA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is July (3.9").
The driest month (with the least rainfall) is November (1.14").
Average rainfall days in December
Hammond, LA
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is November (7.6 days).
Average snowfall in December
Hammond, LA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Hammond, LA
- Average snowfall days in December: 0.2 days
The months with the highest number of snowfall days are January and December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Hammond, LA
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Hammond, LA
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in December
Hammond, LA
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Hammond, LA
- Average cloud cover in December: 50
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Hammond, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, April, June, August, October, November and December (6mi).
The months with the lowest visibility are March, May, July and September (5mi).
Hammond, Louisiana, USA
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