Napoleon climate

Napoleon Weather in December

NOAA 1991-2020 normals for Napoleon, 0.2 km from Napoleon

Average highs run from 31°F on December 1 to 21°F on December 31, and lows from 12°F to 3°F. Normal precipitation for the month is 0.71 in over about 6 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Napoleon, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
25°F
Average low
8°F
Precipitation
0.71 in
Snowfall
11.0 in
Record high
64°FDec 2, 2021
Record low
-28°FDec 31, 2017
Chance of a freeze
100%
Daylight
8 h 52 min to 8 h 39 min
Cloud cover
64%
Humidity
86%
Dew point
14°F
Wind
11.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 131°F12°F59°F 1995-18°F 201417%16%
Dec 230°F12°F64°F 2021-14°F 201418%17%
Dec 330°F12°F52°F 1998-13°F 200618%17%
Dec 430°F11°F50°F 2012-15°F 200618%17%
Dec 529°F11°F46°F 1995-15°F 200518%17%
Dec 629°F11°F48°F 2020-17°F 201318%18%
Dec 728°F10°F62°F 2023-23°F 201318%18%
Dec 828°F10°F52°F 2023-24°F 201319%18%
Dec 927°F10°F54°F 2020-19°F 200019%19%
Dec 1027°F9°F57°F 2015-21°F 201619%19%
Dec 1127°F9°F53°F 2004-19°F 201619%19%
Dec 1226°F9°F53°F 2004-20°F 201319%19%
Dec 1326°F8°F48°F 2002-14°F 200020%20%
Dec 1425°F8°F47°F 2002-14°F 200820%20%
Dec 1525°F8°F55°F 1998-22°F 200820%20%
Dec 1625°F7°F46°F 1997-23°F 200820%20%
Dec 1724°F7°F50°F 2004-21°F 201620%21%
Dec 1824°F7°F47°F 1997-26°F 201621%21%
Dec 1924°F6°F51°F 2011-21°F 199621%21%
Dec 2023°F6°F44°F 2003-21°F 199621%21%
Dec 2123°F6°F44°F 2007-19°F 200021%21%
Dec 2223°F6°F43°F 1991-25°F 202221%22%
Dec 2322°F5°F46°F 2023-24°F 201321%22%
Dec 2422°F5°F43°F 2005-25°F 201321%22%
Dec 2522°F5°F45°F 2005-26°F 199621%22%
Dec 2622°F4°F44°F 2003-22°F 201722%22%
Dec 2721°F4°F50°F 2005-22°F 201722%22%
Dec 2821°F4°F47°F 1999-21°F 199322%22%
Dec 2921°F4°F51°F 1999-20°F 202122%23%
Dec 3021°F3°F45°F 2024-25°F 201722%23%
Dec 3121°F3°F43°F 1999-28°F 201722%23%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Napoleon, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 8:02 AM, sunset 4:54 PM
December 31
sunrise 8:23 AM, sunset 5:02 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00326255 (Napoleon), public domain. Records: NOAA GHCN-Daily, station USC00324083, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.