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
Brownsville in December experiences a subtle temperature decline, with average high-temperatures reducing from a chilly 49.3°F (9.6°C) in November to a wintry 39.2°F (4°C). In Brownsville, the expected average low-temperature for December is a subzero cold 28.8°F (-1.8°C).Humidity
The months with the highest humidity in Brownsville are January, February, July and December, with an average relative humidity of 82%.Rainfall
In December, in Brownsville, Indiana, the rain falls for 9.5 days. Throughout December, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 150.5 rainfall days, and 24.61" (625mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Brownsville. In Brownsville, during December, snow falls for 7.5 days and regularly aggregates up to 2.17" (55mm) of snow. Throughout the year, in Brownsville, there are 31.8 snowfall days, and 10.16" (258mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:42 am and sunset at 5:16 pm. On the last day of December, sunrise is at 8:00 am and sunset at 5:25 pm EST.
Sunshine
In December, the average sunshine is 4.1h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Brownsville, Indiana. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December translates into the following guidance:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is December cold in Brownsville?
What is the most humid month in Brownsville?
What is the average humidity in December in Brownsville?
How many days does it rain in December in Brownsville?
How many days does it snow in December in Brownsville?
What is the month with the shortest days in Brownsville?
What is the average length of the day in December in Brownsville?
When are sunrise and sunset in December in Brownsville?
How long on average sun shines in December in Brownsville?
What is the month with the lowest UV index in Brownsville?
What is the UV index reading in December in Brownsville?
Average temperature in December
Brownsville, IN
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 28.8°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Brownsville, IN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Brownsville, IN
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Brownsville, IN
- Average humidity in December: 82%
The months with the highest relative humidity are January, February, July and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Brownsville, IN
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are September and November (1.61").
Average rainfall days in December
Brownsville, IN
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Brownsville, IN
- Average snowfall in December: 2.17"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Brownsville, IN
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (8.7 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
Brownsville, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Brownsville, IN
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in December
Brownsville, IN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (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
Brownsville, IN
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Brownsville, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Brownsville, Indiana, USA
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