Sedalia weather in December

In December, Sedalia sees average daytime highs of 43°F and overnight lows near 28°F, with 2.1 in of precipitation across 6.7 wet days and about 9.3 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 47°F in the first days to 40°F by the end. The sky is clear or mostly clear about 35% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 30 min at the start of December to 9 h 18 min by month's end. Set against the rest of the year, December is Sedalia's 7th-clearest and 6th-windiest month. For the whole year in context, see Sedalia's year-round climate.

Daytime high
43°
11th warmest
Overnight low
28°
3rd coldest
Precipitation
2.1 in
6.7 wet days
Daylight
9 h 18 min
7:30 AM – 4:48 PM
Cloud cover
59%
7th clearest
Wind
8 mph
6th windiest
Solar energy
1.99 kWh/m²
Travel score
0.6
out of 10

Sedalia is city in and county seat of Pettis County, Missouri, United States.

Density
624/km²
people per km²
Founded
1857

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 47°F in the first days to 40°F by the end.

A typical December day in Sedalia reaches about 43°F in the afternoon and slips back to 28°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 28°F and 58°F. Set against its neighbours, December runs about 11°F cooler than November and about 4°F warmer than January.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14831
24731
34731
44630
54630
64629
74529
84529
94529
104428
114428
124428
134428
144328
154328
164327
174327
184227
194227
204227
214226
224226
234226
244126
254126
264126
274125
284125
294025
304025
314025

How December really feels in Sedalia

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Sedalia weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan40° / 23°1.96.93.79.60.0
Feb45° / 27°2.26.42.710.51.0
Mar55° / 37°3.310.21.511.73.6
Apr66° / 46°5.011.60.3135.8
May75° / 57°5.412.90.114.16.3
Jun84° / 66°4.711.7014.75.4
Jul88° / 70°3.99.4014.44.6
Aug87° / 68°3.18.8013.55.1
Sep79° / 59°3.27.9012.37.0
Oct67° / 48°3.48.70.2116.5
Nov54° / 37°2.77.41.19.93.5
Dec43° / 28°2.16.72.29.30.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34951
44852
54852
64753
74654
84654
94654
104654
114555
124555
134555
144555
154555
164456
174456
184456
194456
204456
214555
224357
234357
244357
254357
264357
274357
284357
294357
304357
314357

Chance of precipitation in December

Any precipitationSnow

Sedalia gets around 2.1 in of rain and snow over 6.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 22% and peaks near 24% on the wettest days, and about 2 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1226
2227
3227
4227
5228
6228
7228
8228
9228
10238
11238
12238
13248
14248
15248
16248
17248
18247
19247
20247
21237
22237
23227
24227
25217
26217
27218
28218
29218
30218
31219

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5982
6982
7982
8991
9991
10991
11991
12991
13991
14991
15991
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 8 mph in December.

Across December, daily wind ranges from about 8 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 30 min at the start of December to 9 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:18 AM to 7:36 AM, and sunset from 4:47 PM to 4:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:184:47
29.57:194:47
39.57:204:47
49.47:214:47
59.47:224:47
69.47:224:47
79.47:234:47
89.47:244:47
99.47:254:47
109.47:264:47
119.37:264:47
129.37:274:47
139.37:284:48
149.37:294:48
159.37:294:48
169.37:304:48
179.37:314:49
189.37:314:49
199.37:324:49
209.37:324:50
219.37:334:50
229.37:334:51
239.37:344:51
249.37:344:52
259.37:344:52
269.37:354:53
279.37:354:53
289.37:364:54
299.37:364:55
309.37:364:55
319.37:364:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.99 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.99 kWh/m² to a high of 6.51 kWh/m² in July across the year — December's 1.99 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.1Moderate
22.1Moderate
32.1Moderate
42.0Moderate
52.0Moderate
62.0Moderate
72.0Moderate
82.0Moderate
92.0Dim
102.0Dim
112.0Dim
122.0Dim
132.0Dim
141.9Dim
151.9Dim
161.9Dim
171.9Dim
181.9Dim
191.9Dim
201.9Dim
212.0Dim
222.0Dim
232.0Dim
242.0Dim
252.0Dim
262.0Moderate
272.0Moderate
282.0Moderate
292.0Moderate
302.0Moderate
312.0Moderate
Planning a trip in December

Is December a good time to visit Sedalia?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.6
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Sedalia.

What to pack for Sedalia in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Sedalia sees daytime highs around 43°F and nights near 28°F. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

UV index in Sedalia in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sedalia peaks around June 21 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 10Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May7Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Sedalia in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Sedalia is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1716 µg/m³Nov 107 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar12Good
Apr10Good
May12Moderate
Jun14Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Sedalia?

Sedalia sits at 38.7°N, 93.2°W, 909 ft above sea level, in United States. The nearest listed city is Warrensburg, 28 mi away.

Topography around Sedalia

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Sedalia.

Within 2 miles, the terrain around Sedalia has only modest variations in elevation — a maximum elevation change of 154 ft around an average of 876 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 377 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 659 ft.

The land around Sedalia is covered by trees (43%) and grassland (27%) within 2 miles, cropland (35%), trees (33%) and grassland (29%) within 10 miles, and trees (39%), cropland (34%) and grassland (25%) within 50 miles.

2 miles
154 ft
10 miles
377 ft
50 miles
659 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Warrensburg 28 mi · Columbia 51 mi · Jefferson City 58 mi · Blue Springs 61 mi · Lee's Summit 64 mi · Raymore 66 mi · East Independence 66 mi · Independence 69 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sedalia (38.7045°, -93.2283°, elevation 909 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).