Altus weather in December

In December, Altus sees average daytime highs of 53°F and overnight lows near 32°F, with 1.4 in of precipitation across 4.1 wet days and about 9.7 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 56°F in the first days to 50°F by the end. The sky is clear or mostly clear about 53% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Altus's 8th-clearest and 8th-windiest month. For the whole year in context, see Altus's year-round climate.

Daytime high
53°
11th warmest
Overnight low
32°
2nd coldest
Precipitation
1.4 in
4.1 wet days
Daylight
9 h 42 min
7:43 AM – 5:24 PM
Cloud cover
43%
8th clearest
Wind
9 mph
8th windiest
Solar energy
2.7 kWh/m²
Travel score
3.5
out of 10

Altus is city in Jackson County, Oklahoma, United States.

Density
399/km²
people per km²

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 56°F in the first days to 50°F by the end.

A typical December day in Altus reaches about 53°F in the afternoon and slips back to 32°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 37°F and 67°F. Set against its neighbours, December runs about 10°F cooler than November and on par with January.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
15635
25635
35634
45534
55534
65533
75533
85433
95433
105433
115332
125332
135332
145332
155332
165232
175231
185231
195231
205231
215131
225131
235131
245131
255130
265130
275130
285130
295030
305030
315030

How December really feels in Altus

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.

Altus 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
Jan52° / 30°1.23.80.99.93.3
Feb56° / 33°1.44.81.210.74.5
Mar65° / 42°2.46.50.611.76.6
Apr74° / 50°3.36.9012.87.5
May82° / 60°4.09.7013.86.3
Jun90° / 69°2.97.8014.34.2
Jul95° / 73°1.44.9014.13.0
Aug94° / 72°1.95.8013.33.3
Sep86° / 64°2.66.8012.25.8
Oct74° / 52°2.96.1011.17.8
Nov62° / 40°1.74.70.310.26.3
Dec53° / 32°1.44.11.19.73.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26634
36634
46634
56634
66634
76634
86634
96535
106535
116535
126535
136436
146436
156436
166436
176436
186436
196337
206337
216436
226337
236337
246337
256337
266337
276337
286436
296436
306436
316436

Chance of precipitation in December

Any precipitationSnow

Altus gets around 1.4 in of rain and snow over 4.1 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 13% and peaks near 14% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1142
2142
3142
4142
5143
6143
7143
8143
9133
10133
11133
12133
13133
14133
15133
16133
17133
18133
19134
20134
21134
22134
23134
24134
25134
26134
27134
28134
29134
30134
31134

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 9 mph in December.

Across December, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:32 AM to 7:49 AM, and sunset from 5:23 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:325:23
29.87:335:22
39.87:335:22
49.87:345:22
59.87:355:22
69.87:365:22
79.87:375:22
89.87:375:23
99.77:385:23
109.77:395:23
119.77:405:23
129.77:405:23
139.77:415:23
149.77:425:24
159.77:425:24
169.77:435:24
179.77:435:25
189.77:445:25
199.77:455:25
209.77:455:26
219.77:465:26
229.77:465:27
239.77:465:27
249.77:475:28
259.77:475:28
269.77:485:29
279.77:485:29
289.77:485:30
299.77:495:30
309.77:495:31
319.77:495:32

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.7 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.7 kWh/m² to a high of 7.08 kWh/m² in July across the year — December's 2.7 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.8Moderate
22.8Moderate
32.8Moderate
42.8Moderate
52.8Moderate
62.8Moderate
72.8Moderate
82.7Moderate
92.7Moderate
102.7Moderate
112.7Moderate
122.7Moderate
132.7Moderate
142.7Moderate
152.7Moderate
162.7Moderate
172.7Moderate
182.7Moderate
192.7Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in December

Is December a good time to visit Altus?

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

3.5
Sightseeing
9th-best month of the year
0.0
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Altus.

What to pack for Altus in December

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

In December, Altus sees daytime highs around 53°F and nights near 32°F. Pack a warm layer. About 4 days see rain.

a warm layer

UV index in Altus in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Altus peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 19UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr9Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Altus?

Altus sits at 34.6°N, 99.3°W, 1,398 ft above sea level, in United States. The nearest listed city is Lawton, 53 mi away.

Topography around Altus

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

Within 2 miles, the terrain around Altus has only modest variations in elevation — a maximum elevation change of 79 ft around an average of 1,381 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 436 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,414 ft.

The land around Altus is covered by cropland (42%), artificial surfaces (28%) and grassland (21%) within 2 miles, cropland (74%) and grassland (21%) within 10 miles, and grassland (55%) and cropland (38%) within 50 miles.

2 miles
79 ft
10 miles
436 ft
50 miles
1,414 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Lawton 53 mi · Wichita Falls 70 mi · Duncan 79 mi · Chickasha 85 mi · El Reno 99 mi · Mustang 104 mi · Yukon 107 mi · Pampa 111 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 Altus (34.6381°, -99.334°, elevation 1,398 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).