Baytown weather in December: Baytown, Texas: normal highs, lows, rain and records for December
Baytown in December has a normal high of 65°F and a normal low of 44°F, a daily mean of 54°F, falling from 67°F on the 1st to 63°F by the 31st. Measurable precipitation falls on 11 days in a normal December, 4.77 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 18°C and low of 6°C, 121 mm of precipitation in December.
- NOAA stationBaytown
- Station IDUSC00410586
- Location29.91°N 94.99°W
- Elevation26 ft (8 m)
- Population86,004
- Jan 63° 41°
- Feb 66° 45°
- Mar 72° 52°
- Apr 78° 59°
- May 84° 67°
- Jun 89° 73°
- Jul 92° 75°
- Aug 92° 74°
- Sep 89° 69°
- Oct 82° 60°
- Nov 71° 50°
- Dec 65° 44°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Baytown in December?
The normal high is 65°F and the normal low 44°F, for a daily mean of 54.1°F. December is 6.6°F cooler than November and 2.0°F warmer than January. December is the 11th warmest month of the year in Baytown and the 9th wettest. Across the month the normal high falls 4°F, from 67°F on December 1 to 63°F on December 31. From one year to the next December's mean temperature typically moves about 2.9°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 51°F and 57°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 34%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 67°F | 46°F | 31% | 20% |
| December 8 | 66°F | 45°F | 32% | 21% |
| December 15 | 64°F | 44°F | 33% | 21% |
| December 22 | 64°F | 43°F | 34% | 22% |
| December 31 | 63°F | 42°F | 34% | 21% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 67°F | 46°F | 31% | 20% | 10 h 20 min |
| December 2 | 67°F | 46°F | 31% | 20% | 10 h 20 min |
| December 3 | 67°F | 46°F | 31% | 20% | 10 h 20 min |
| December 4 | 66°F | 46°F | 32% | 20% | 10 h 20 min |
| December 5 | 66°F | 45°F | 32% | 20% | 10 h 20 min |
| December 6 | 66°F | 45°F | 32% | 21% | 10 h 20 min |
| December 7 | 66°F | 45°F | 32% | 21% | 10 h 20 min |
| December 8 | 66°F | 45°F | 32% | 21% | 10 h 20 min |
| December 9 | 65°F | 45°F | 33% | 21% | 10 h 20 min |
| December 10 | 65°F | 44°F | 33% | 21% | 10 h 20 min |
| December 11 | 65°F | 44°F | 33% | 21% | 10 h 20 min |
| December 12 | 65°F | 44°F | 33% | 21% | 10 h 20 min |
| December 13 | 65°F | 44°F | 33% | 21% | 10 h 20 min |
| December 14 | 65°F | 44°F | 33% | 21% | 10 h 10 min |
| December 15 | 64°F | 44°F | 33% | 21% | 10 h 10 min |
| December 16 | 64°F | 43°F | 34% | 21% | 10 h 10 min |
| December 17 | 64°F | 43°F | 34% | 21% | 10 h 10 min |
| December 18 | 64°F | 43°F | 34% | 21% | 10 h 10 min |
| December 19 | 64°F | 43°F | 34% | 21% | 10 h 10 min |
| December 20 | 64°F | 43°F | 34% | 22% | 10 h 10 min |
| December 21 | 64°F | 43°F | 34% | 22% | 10 h 10 min |
| December 22 | 64°F | 43°F | 34% | 22% | 10 h 10 min |
| December 23 | 64°F | 42°F | 34% | 22% | 10 h 10 min |
| December 24 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 25 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 26 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 27 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 28 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 29 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 30 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
| December 31 | 63°F | 42°F | 34% | 21% | 10 h 10 min |
- Normal high
- 65°FDecember average
- Normal low
- 44°FDecember average
- Precipitation
- 4.77 inmonth total
- Days with precipitation
- 110.01 inch or more
- Nights at 32°F or colder
- 2
- Daylight
- 10 h 20 min to 10 h 10 minDecember 1 to December 31
- Days at 70°F or more
- 11
- Days at 80°F or more
- 1
- Sunshine
- 71%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00410586; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Baytown in December?
On a given December day the chance of 0.01 inch or more is 33% on average, highest around December 22 (34%). In all, 4.77 in falls on 11 days of a normal December, 2 of them with an inch or more.
In a normal December in Baytown, 2 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00410586.
What are the records for December in Baytown?
The warmest December temperature on this station's record (since 1983) is 84°F, on December 4, 1995; the coldest is 7°F, on December 24, 1989. The wettest December brought 10.61 in (2009).
The December mean against the 1991-2020 normal of 54.1°F: 2021 66.0°F (+11.9), 2022 57.6°F (+3.5), 2023 56.9°F (+2.8), 2024 59.6°F (+5.5), 2025 58.5°F (+4.4). 5 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 66.0°F | +11.9°F | 2.73 in |
| 2022 | 57.6°F | +3.5°F | 4.73 in |
| 2023 | 56.9°F | +2.8°F | 7.95 in |
| 2024 | 59.6°F | +5.5°F | 4.34 in |
| 2025 | 58.5°F | +4.4°F | 1.79 in |
Source: records: ACIS, station USC00410586; recent months: ACIS, station USC00410586. Records and recent months use complete months only.
How does December in Baytown 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; Baytown's is 65°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.