Chino weather in December: Chino, California: normal highs, lows, rain and records for December
Chino in December has a normal high of 69°F and a normal low of 40°F, a daily mean of 55°F, falling from 71°F on the 1st to 69°F by the 31st. Measurable precipitation falls on 5 days in a normal December, 1.69 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 20°C and low of 5°C, 43 mm of precipitation in December.
- NOAA stationChino Airport
- Station IDUSW00003179
- Location33.98°N 117.64°W
- Elevation650 ft (198 m)
- Population94,010
- Jan 70° 42°
- Feb 70° 43°
- Mar 73° 46°
- Apr 77° 49°
- May 81° 54°
- Jun 88° 59°
- Jul 94° 63°
- Aug 96° 63°
- Sep 93° 60°
- Oct 85° 53°
- Nov 76° 45°
- Dec 69° 40°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Chino in December?
The normal high is 69°F and the normal low 40°F, for a daily mean of 54.6°F. December is 6.1°F cooler than November and 1.0°F cooler than January. December is the 12th warmest month of the year in Chino and the 3rd wettest. Across the month the normal high falls 2°F, from 71°F on December 1 to 69°F on December 31. From one year to the next December's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 53°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 16%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 71°F | 41°F | 16% | 7% |
| December 8 | 69°F | 40°F | 16% | 8% |
| December 15 | 68°F | 40°F | 16% | 9% |
| December 22 | 68°F | 40°F | 16% | 9% |
| December 31 | 69°F | 41°F | 15% | 9% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 14)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 71°F | 41°F | 16% | 7% | 10 h |
| December 2 | 70°F | 41°F | 16% | 7% | 10 h |
| December 3 | 70°F | 41°F | 16% | 7% | 10 h |
| December 4 | 70°F | 41°F | 16% | 8% | 10 h |
| December 5 | 70°F | 41°F | 16% | 8% | 10 h |
| December 6 | 69°F | 41°F | 16% | 8% | 10 h |
| December 7 | 69°F | 41°F | 16% | 8% | 10 h |
| December 8 | 69°F | 40°F | 16% | 8% | 10 h |
| December 9 | 69°F | 40°F | 16% | 8% | 10 h |
| December 10 | 69°F | 40°F | 16% | 8% | 10 h |
| December 11 | 69°F | 40°F | 16% | 8% | 10 h |
| December 12 | 68°F | 40°F | 16% | 9% | 10 h |
| December 13 | 68°F | 40°F | 16% | 9% | 10 h |
| December 14 | 68°F | 40°F | 16% | 9% | 10 h |
| December 15 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 16 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 17 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 18 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 19 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 20 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 21 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 22 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 23 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 24 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 25 | 68°F | 40°F | 16% | 9% | 9 h 50 min |
| December 26 | 68°F | 41°F | 16% | 9% | 9 h 50 min |
| December 27 | 68°F | 41°F | 16% | 9% | 9 h 50 min |
| December 28 | 69°F | 41°F | 16% | 9% | 9 h 50 min |
| December 29 | 69°F | 41°F | 16% | 9% | 9 h 50 min |
| December 30 | 69°F | 41°F | 16% | 9% | 9 h 50 min |
| December 31 | 69°F | 41°F | 15% | 9% | 10 h |
- Normal high
- 69°FDecember average
- Normal low
- 40°FDecember average
- Precipitation
- 1.69 inmonth total
- Days with precipitation
- 50.01 inch or more
- Nights at 32°F or colder
- 5
- Daylight
- 10 h to 10 hDecember 1 to December 31
- Days at 70°F or more
- 13
- Days at 80°F or more
- 3
- Sunshine
- 83%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00003179; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Chino in December?
On a given December day the chance of 0.01 inch or more is 16% on average, highest around December 15 (16%). In all, 1.69 in falls on 5 days of a normal December, 1 of them with an inch or more.
In a normal December in Chino, 5 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00003179.
What are the records for December in Chino?
The warmest December temperature on this station's record (since 1998) is 92°F, on December 1, 2021; the coldest is 23°F, on December 24, 1998. The wettest December brought 5.05 in (2010).
The December mean against the 1991-2020 normal of 54.6°F: 2021 52.8°F (−1.8), 2022 53.6°F (−1.0), 2023 57.2°F (+2.6), 2024 56.7°F (+2.1). 2 of 4 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 52.8°F | −1.8°F | 3.14 in |
| 2022 | 53.6°F | −1.0°F | 2.32 in |
| 2023 | 57.2°F | +2.6°F | 0.94 in |
| 2024 | 56.7°F | +2.1°F | 0.00 in |
Source: records: ACIS, station USW00003179; recent months: ACIS, station USW00003179. Records and recent months use complete months only.
How does December in Chino compare across California?
Across the 219 places PlainClimate covers in California, December normal highs run from 38°F in Tahoma to 71°F in Anaheim; Chino's is 69°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.