December weather forecast
Alliance, NE

• 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

Average temperature in December
Alliance, NE

• Average high temperature in December: 34.2°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (34.2°F).

• Average low temperature in December: 20.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest months (with the lowest average low temperature) are January and December (20.3°F).

Average pressure in December
Alliance, NE

• Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Alliance, NE

• Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).

Average humidity in December
Alliance, NE

• Average humidity in December: 71%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is August (49%).

Average rainfall in December
Alliance, NE

• Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in December
Alliance, NE

• Average rainfall days in December: 3.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is December (3.1 days).

Average snowfall in December
Alliance, NE

• Average snowfall in December: 2.24"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Alliance, NE

• Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Alliance, NE

• Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

• Average sunshine in December: 6h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in December
Alliance, NE

• Average sunshine days in December: 21.1 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (12 days).

Average UV index in December
Alliance, NE

• Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Alliance, NE

• Average cloud cover in December: 34

The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in December
Alliance, NE

• 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).