Hollister weather in December: Hollister, California: normal highs, lows, rain and records for December
Hollister in December has a normal high of 59°F and a normal low of 38°F, a daily mean of 48°F, falling from 61°F on the 1st to 59°F by the 31st. Measurable precipitation falls on 7 days in a normal December, 2.27 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 15°C and low of 3°C, 58 mm of precipitation and 0 cm of snow in December.
- NOAA stationHollister 2
- Station IDUSC00044025
- Location36.85°N 121.42°W
- Elevation275 ft (84 m)
- Population45,033
- Jan 60° 39°
- Feb 62° 41°
- Mar 66° 43°
- Apr 69° 45°
- May 73° 48°
- Jun 78° 51°
- Jul 80° 54°
- Aug 81° 54°
- Sep 81° 53°
- Oct 77° 48°
- Nov 67° 42°
- Dec 59° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Hollister in December?
The normal high is 59°F and the normal low 38°F, for a daily mean of 48.3°F. December is 5.9°F cooler than November and 0.8°F cooler than January. December is the 12th warmest month of the year in Hollister and the 3rd wettest, and the snowiest. Across the month the normal high falls 2°F, from 61°F on December 1 to 59°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 46°F and 50°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 25%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 61°F | 39°F | 21% | 13% |
| December 8 | 59°F | 38°F | 22% | 14% |
| December 15 | 59°F | 37°F | 24% | 15% |
| December 22 | 58°F | 37°F | 24% | 16% |
| December 31 | 59°F | 38°F | 25% | 17% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 17)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 61°F | 39°F | 21% | 13% | 9 h 50 min |
| December 2 | 61°F | 39°F | 21% | 13% | 9 h 50 min |
| December 3 | 60°F | 39°F | 21% | 13% | 9 h 50 min |
| December 4 | 60°F | 38°F | 21% | 13% | 9 h 50 min |
| December 5 | 60°F | 38°F | 22% | 14% | 9 h 50 min |
| December 6 | 60°F | 38°F | 22% | 14% | 9 h 50 min |
| December 7 | 60°F | 38°F | 22% | 14% | 9 h 40 min |
| December 8 | 59°F | 38°F | 22% | 14% | 9 h 40 min |
| December 9 | 59°F | 38°F | 23% | 14% | 9 h 40 min |
| December 10 | 59°F | 38°F | 23% | 14% | 9 h 40 min |
| December 11 | 59°F | 38°F | 23% | 15% | 9 h 40 min |
| December 12 | 59°F | 38°F | 23% | 15% | 9 h 40 min |
| December 13 | 59°F | 37°F | 23% | 15% | 9 h 40 min |
| December 14 | 59°F | 37°F | 24% | 15% | 9 h 40 min |
| December 15 | 59°F | 37°F | 24% | 15% | 9 h 40 min |
| December 16 | 58°F | 37°F | 24% | 15% | 9 h 40 min |
| December 17 | 58°F | 37°F | 24% | 15% | 9 h 40 min |
| December 18 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 19 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 20 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 21 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 22 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 23 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 24 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 25 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 26 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 27 | 58°F | 37°F | 24% | 16% | 9 h 40 min |
| December 28 | 58°F | 37°F | 24% | 17% | 9 h 40 min |
| December 29 | 59°F | 37°F | 24% | 17% | 9 h 40 min |
| December 30 | 59°F | 38°F | 25% | 17% | 9 h 40 min |
| December 31 | 59°F | 38°F | 25% | 17% | 9 h 40 min |
- Normal high
- 59°FDecember average
- Normal low
- 38°FDecember average
- Precipitation
- 2.27 inmonth total
- Days with precipitation
- 70.01 inch or more
- Snowfall
- 0.1 inmonth total
- Nights at 32°F or colder
- 7
- Daylight
- 9 h 50 min to 9 h 40 minDecember 1 to December 31
- Days at 70°F or more
- 1
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00044025; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Hollister in December?
On a given December day the chance of 0.01 inch or more is 23% on average, highest around December 31 (25%). In all, 2.27 in falls on 7 days of a normal December, 1 of them with an inch or more.
In a normal December in Hollister, 7 nights fall to freezing and snowfall averages 0.1 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00044025.
What are the records for December in Hollister?
The warmest December temperature on this station's record (since 1975) is 78°F, on December 26, 1980; the coldest is 14°F, on December 22, 1990. The wettest December brought 6.33 in (2003); the snowiest, 1.0 inches (2000).
The December mean against the 1991-2020 normal of 48.3°F: 2021 48.6°F (+0.3), 2023 53.1°F (+4.8), 2024 53.5°F (+5.2), 2025 52.6°F (+4.3). 4 of 4 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 48.6°F | +0.3°F | – |
| 2023 | 53.1°F | +4.8°F | – |
| 2024 | 53.5°F | +5.2°F | – |
| 2025 | 52.6°F | +4.3°F | – |
Source: records: ACIS, station USC00044025; recent months: ACIS, station USC00044025. Records and recent months use complete months only.
How does December in Hollister 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; Hollister's is 59°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Hollister in November67°F by day, 42°F at night
- Hollister in January60°F by day, 39°F at night
- Hollister through the yearEvery month, frost dates, records and recent years
- California in DecemberThe statewide normal and the warmest and coolest places
- Anaheim: California's warmest Decembernormal high 71°F