Delano weather in December: Delano, California: normal highs, lows, rain and records for December
Delano in December has a normal high of 57°F and a normal low of 37°F, a daily mean of 47°F, falling from 60°F on the 1st to 56°F by the 31st. Measurable precipitation falls on 6 days in a normal December, 1.19 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 14°C and low of 3°C, 30 mm of precipitation in December.
- NOAA stationDelano
- Station IDUSC00042346
- Location35.77°N 119.26°W
- Elevation302 ft (92 m)
- Population53,198
- Jan 56° 38°
- Feb 63° 41°
- Mar 69° 45°
- Apr 75° 49°
- May 83° 56°
- Jun 92° 62°
- Jul 97° 68°
- Aug 97° 66°
- Sep 91° 62°
- Oct 80° 53°
- Nov 66° 43°
- Dec 57° 37°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Delano in December?
The normal high is 57°F and the normal low 37°F, for a daily mean of 47.0°F. December is 7.4°F cooler than November and 0.1°F warmer than January. December is the 11th warmest month of the year in Delano and the 4th wettest. Across the month the normal high falls 4°F, from 60°F on December 1 to 56°F on December 31.
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 21%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 60°F | 38°F | 16% | 9% |
| December 8 | 58°F | 37°F | 17% | 10% |
| December 15 | 57°F | 36°F | 18% | 11% |
| December 22 | 56°F | 36°F | 19% | 12% |
| December 31 | 56°F | 37°F | 21% | 13% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 18)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 60°F | 38°F | 16% | 9% | 10 h |
| December 2 | 60°F | 38°F | 16% | 9% | 9 h 50 min |
| December 3 | 60°F | 38°F | 16% | 9% | 9 h 50 min |
| December 4 | 59°F | 38°F | 16% | 9% | 9 h 50 min |
| December 5 | 59°F | 37°F | 16% | 9% | 9 h 50 min |
| December 6 | 59°F | 37°F | 17% | 9% | 9 h 50 min |
| December 7 | 59°F | 37°F | 17% | 10% | 9 h 50 min |
| December 8 | 58°F | 37°F | 17% | 10% | 9 h 50 min |
| December 9 | 58°F | 37°F | 17% | 10% | 9 h 50 min |
| December 10 | 58°F | 37°F | 17% | 10% | 9 h 50 min |
| December 11 | 58°F | 37°F | 18% | 10% | 9 h 50 min |
| December 12 | 58°F | 37°F | 18% | 11% | 9 h 50 min |
| December 13 | 57°F | 37°F | 18% | 11% | 9 h 50 min |
| December 14 | 57°F | 36°F | 18% | 11% | 9 h 50 min |
| December 15 | 57°F | 36°F | 18% | 11% | 9 h 50 min |
| December 16 | 57°F | 36°F | 19% | 11% | 9 h 40 min |
| December 17 | 57°F | 36°F | 19% | 11% | 9 h 40 min |
| December 18 | 57°F | 36°F | 19% | 12% | 9 h 40 min |
| December 19 | 57°F | 36°F | 19% | 12% | 9 h 40 min |
| December 20 | 56°F | 36°F | 19% | 12% | 9 h 40 min |
| December 21 | 56°F | 36°F | 19% | 12% | 9 h 40 min |
| December 22 | 56°F | 36°F | 19% | 12% | 9 h 40 min |
| December 23 | 56°F | 36°F | 19% | 12% | 9 h 40 min |
| December 24 | 56°F | 36°F | 20% | 12% | 9 h 40 min |
| December 25 | 56°F | 36°F | 20% | 12% | 9 h 40 min |
| December 26 | 56°F | 36°F | 20% | 12% | 9 h 40 min |
| December 27 | 56°F | 36°F | 20% | 13% | 9 h 40 min |
| December 28 | 56°F | 36°F | 20% | 13% | 9 h 40 min |
| December 29 | 56°F | 37°F | 20% | 13% | 9 h 50 min |
| December 30 | 56°F | 37°F | 21% | 13% | 9 h 50 min |
| December 31 | 56°F | 37°F | 21% | 13% | 9 h 50 min |
- Normal high
- 57°FDecember average
- Normal low
- 37°FDecember average
- Precipitation
- 1.19 inmonth total
- Days with precipitation
- 60.01 inch or more
- Nights at 32°F or colder
- 11
- Daylight
- 10 h to 9 h 50 minDecember 1 to December 31
- Days at 70°F or more
- 2
- Sunshine
- 77%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00042346; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Delano in December?
On a given December day the chance of 0.01 inch or more is 18% on average, highest around December 31 (21%). In all, 1.19 in falls on 6 days of a normal December.
In a normal December in Delano, 11 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00042346.
What are the records for December in Delano?
The December mean against the 1991-2020 normal of 47.0°F: 2025 47.3°F (+0.3). 1 of 1 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2025 | 47.3°F | +0.3°F | 2.24 in |
Source: recent months: ACIS, station USC00042346. Records and recent months use complete months only.
How does December in Delano 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; Delano's is 57°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.