This report describes the typical weather at the Minneapolis-Saint Paul International Airport (Minneapolis, Minnesota, United States) weather station over the course of an average December 8. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Minneapolis, Minnesota has a humid continental climate with hot summers and no dry season. The area within 25 mi of this station is covered by croplands (67%), built-up areas (18%), forests (9%), and lakes and rivers (5%).
The temperature typically varies from 19°F to 27°F and is rarely below 2°F or above 41°F.
The coolest hours of the day are from 2am to 10am with the coldest at 7am, at which time the temperature is below 28°F three days out of four.
The warmest hours of the day are from noon to 5pm with the hottest at 3pm, at which time the temperature is above 18°F three days out of four.
The day has gained half its heat by 11am and lost it again by 8pm.
On December 8 the Sun rises at 7:37am and sets at 4:31pm.
Solar noon is at 12:05pm.
For reference, on the longest day of the year the Sun rises at 5:26am and sets at 9:02pm, while on the shortest day of the year it rises at 7:48am and sets at 4:34pm.
Astronomical twilight begins and ends 106 minutes before sunrise and after sunset at 5:52am and 6:17pm, respectively.
Nautical twilight begins and ends 70 minutes before sunrise and after sunset at 6:27am and 5:41pm, respectively.
Civil twilight begins and ends 33 minutes before sunrise and after sunset at 7:05am and 5:04pm, respectively.
Solar twilight begins and ends 49 minutes after sunrise and before sunset at 8:27am and 3:43pm, respectively.
The median cloud cover is 92% (mostly cloudy) and does not vary substantially over the course of the day.
On average, the sky is clear or mostly clear 29% of the time, partly cloudy 10% of the time, and mostly cloudy or overcast 61% of the time.
There is a 57% chance that precipitation will be observed at some point during the day.
The average measured liquid-equivalent quantity of precipitation is 0.031". Among only those days for which there is at least some measured precipitation, the average is 0.120" and the total rarely exceeds 0.260".
When precipitation does occur it is most often in the form of slight snow (65% of days with precipitation have at worst slight snow), moderate snow (15%), and slight rain (7%).
Precipitation is most likely around 8am and least likely around 5pm.
There is a 61% chance that there will be snow on the ground. The average snow depth is 3.6". The snow depth is deeper than 6.7" one year in four and deeper than 11.0" one year in ten.
The relative humidity typically ranges from 66% (mildly humid) to 78% (humid), rarely dropping below 47% (comfortable), or exceeding 92% (very humid).
The air is driest at 2pm, at which time the relative humidity is less than 76% (humid) three days out of four; it is most humid at 6am, exceeding 71% (humid) three days out of four.
The dew point ranges from 13°F to 16°F with an average of 15°F.
For reference, comfortable indoor conditions should have a relative humidity between 30% and 50% with a dew point of less than 65°F.
The wind speed is 10 mph (gentle breeze) on average and is rarely outside the range 4 mph to 16 mph (light breeze to moderate breeze). The wind speed does not vary substantially during the course of the day.
The wind is most often out of the north west (20% of the time), west (15% of the time), south east (13% of the time), south west (13% of the time), south (12% of the time), and north (11% of the time). The wind is least often out of the north east (4% of the time).