Amarillo weather in December: Amarillo, Texas: normal highs, lows, rain and records for December
Amarillo in December has a normal high of 52°F and a normal low of 26°F, a daily mean of 39°F, falling from 55°F on the 1st to 51°F by the 31st. Measurable precipitation falls on 4 days in a normal December, 0.71 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 11°C and low of −4°C, 18 mm of precipitation and 10 cm of snow in December.
- NOAA stationAmarillo Airport
- Station IDUSW00023047
- Location35.23°N 101.71°W
- Elevation3,587 ft (1,093 m)
- From the center7 miles
- Population203,729
- Jan 52° 25°
- Feb 56° 28°
- Mar 65° 35°
- Apr 72° 43°
- May 81° 53°
- Jun 90° 62°
- Jul 93° 66°
- Aug 91° 65°
- Sep 84° 58°
- Oct 73° 45°
- Nov 61° 34°
- Dec 52° 26°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Amarillo in December?
The normal high is 52°F and the normal low 26°F, for a daily mean of 38.8°F. December is 8.6°F cooler than November and 0.2°F warmer than January. December is the 11th warmest month of the year in Amarillo and the 10th wettest. Across the month the normal high falls 4°F, from 55°F on December 1 to 51°F on December 31. From one year to the next December's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 36°F and 41°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 14%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 55°F | 28°F | 12% | 6% |
| December 8 | 53°F | 27°F | 13% | 6% |
| December 15 | 52°F | 25°F | 13% | 6% |
| December 22 | 51°F | 25°F | 14% | 6% |
| December 31 | 51°F | 25°F | 14% | 5% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 55°F | 28°F | 12% | 6% | 10 h |
| December 2 | 55°F | 28°F | 12% | 6% | 10 h |
| December 3 | 55°F | 28°F | 13% | 6% | 10 h |
| December 4 | 54°F | 28°F | 13% | 6% | 10 h |
| December 5 | 54°F | 27°F | 13% | 6% | 9 h 50 min |
| December 6 | 54°F | 27°F | 13% | 6% | 9 h 50 min |
| December 7 | 53°F | 27°F | 13% | 6% | 9 h 50 min |
| December 8 | 53°F | 27°F | 13% | 6% | 9 h 50 min |
| December 9 | 53°F | 26°F | 13% | 6% | 9 h 50 min |
| December 10 | 53°F | 26°F | 13% | 6% | 9 h 50 min |
| December 11 | 52°F | 26°F | 13% | 6% | 9 h 50 min |
| December 12 | 52°F | 26°F | 13% | 6% | 9 h 50 min |
| December 13 | 52°F | 26°F | 13% | 6% | 9 h 50 min |
| December 14 | 52°F | 26°F | 13% | 6% | 9 h 50 min |
| December 15 | 52°F | 25°F | 13% | 6% | 9 h 50 min |
| December 16 | 51°F | 25°F | 13% | 6% | 9 h 50 min |
| December 17 | 51°F | 25°F | 13% | 6% | 9 h 50 min |
| December 18 | 51°F | 25°F | 13% | 6% | 9 h 50 min |
| December 19 | 51°F | 25°F | 13% | 6% | 9 h 50 min |
| December 20 | 51°F | 25°F | 14% | 6% | 9 h 50 min |
| December 21 | 51°F | 25°F | 14% | 6% | 9 h 50 min |
| December 22 | 51°F | 25°F | 14% | 6% | 9 h 50 min |
| December 23 | 51°F | 25°F | 14% | 6% | 9 h 50 min |
| December 24 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 25 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 26 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 27 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 28 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 29 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 30 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
| December 31 | 51°F | 25°F | 14% | 5% | 9 h 50 min |
- Normal high
- 52°FDecember average
- Normal low
- 26°FDecember average
- Precipitation
- 0.71 inmonth total
- Days with precipitation
- 40.01 inch or more
- Snowfall
- 3.8 inmonth total
- Nights at 32°F or colder
- 26
- Daylight
- 10 h to 9 h 50 minDecember 1 to December 31
- Days at 70°F or more
- 2
- Sunshine
- 80%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023047; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Amarillo in December?
On a given December day the chance of 0.01 inch or more is 13% on average, highest around December 23 (14%). In all, 0.71 in falls on 4 days of a normal December.
In a normal December in Amarillo, 26 nights fall to freezing, 3 days stay below freezing all day and snowfall averages 3.8 inches.
Snow falls on 2 days in a normal December, and an inch or more covers the ground on 3 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023047.
How humid and windy is Amarillo in December?
At 3 p.m. the normal temperature is 47°F with 36% relative humidity and a dew point of 21°F; at 6 a.m. it is 28°F with 71% humidity. The wind averages 12.0 mph, most often from the west in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 28°F | 20°F | 71% | 11.3 mph | 69% |
| 9 a.m. | 30°F | 21°F | 68% | 11.1 mph | 64% |
| noon | 42°F | 22°F | 45% | 14.2 mph | 67% |
| 3 p.m. | 47°F | 21°F | 36% | 14.4 mph | 66% |
| 6 p.m. | 40°F | 22°F | 48% | 10.7 mph | 69% |
| 9 p.m. | 34°F | 22°F | 60% | 11.2 mph | 70% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00023047. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for December in Amarillo?
The warmest December temperature on Amarillo's official record (since 1892) is 84°F, on December 24, 2025; the coldest is −8°F, on December 22, 1989. The wettest December brought 4.52 in (1959); the snowiest, 21.2 inches (2000).
The December mean against the 1991-2020 normal of 38.8°F: 2021 48.2°F (+9.4), 2022 40.8°F (+2.0), 2023 43.1°F (+4.4), 2024 45.3°F (+6.5), 2025 46.7°F (+7.9). 5 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 48.2°F | +9.4°F | 0.00 in |
| 2022 | 40.8°F | +2.0°F | 0.14 in |
| 2023 | 43.1°F | +4.4°F | 1.77 in |
| 2024 | 45.3°F | +6.5°F | 0.00 in |
| 2025 | 46.7°F | +7.9°F | 0.05 in |
Source: records: ACIS, NWS threaded record AMAthr; recent months: ACIS, station USW00023047. Records and recent months use complete months only.
How does December in Amarillo compare across Texas?
Across the 321 places PlainClimate covers in Texas, December normal highs run from 49°F in Dumas to 74°F in Brownsville; Amarillo's is 52°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.