Cecilville, California climate: Climate normals at a NOAA weather station
Cecilville's normal year runs from 31°F December nights to 96°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 12.2°C, December lows of −1°C, July highs of 36°C.
- NOAA stationCecilville
- Station IDUSC00041606
- Location41.14°N 123.14°W
- Elevation2,310 ft (704 m)
On October 23, the normal high in Cecilville is 64°F and the normal low 35°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Cecilville.
- Jan 45° 30°
- Feb 51° 31°
- Mar 59° 33°
- Apr 66° 36°
- May 75° 42°
- Jun 85° 46°
- Jul 96° 52°
- Aug 94° 50°
- Sep 89° 45°
- Oct 70° 37°
- Nov 54° 33°
- Dec 43° 31°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Cecilville each month?
July is the warmest month, with normal highs of 96°F; December the coldest, with normal lows of 31°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 45°F | 30°F | 37.4°F | – | <1 | 20 | 9 h 30 min |
| February | 51°F | 31°F | 41.2°F | – | <1 | 16 | 10 h 40 min |
| March | 59°F | 33°F | 46.0°F | – | <1 | 14 | 11 h 50 min |
| April | 66°F | 36°F | 50.7°F | – | <1 | 7 | 13 h 20 min |
| May | 75°F | 42°F | 58.7°F | – | 3 | 2 | 14 h 30 min |
| June | 85°F | 46°F | 65.5°F | – | 10 | <1 | 15 h 10 min |
| July | 96°F | 52°F | 74.1°F | – | 24 | <1 | 14 h 50 min |
| August | 94°F | 50°F | 72.1°F | – | 22 | <1 | 13 h 50 min |
| September | 89°F | 45°F | 67.2°F | – | 13 | <1 | 12 h 30 min |
| October | 70°F | 37°F | 53.5°F | – | 2 | 7 | 11 h 10 min |
| November | 54°F | 33°F | 43.4°F | – | <1 | 14 | 10 h |
| December | 43°F | 31°F | 36.5°F | – | <1 | 22 | 9 h 10 min |
| Year (annual) | 69°F | 39°F | 53.9°F | – | 73 | 101 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 7°C | −1°C | 3.0°C |
| February | 11°C | −1°C | 5.1°C |
| March | 15°C | 1°C | 7.8°C |
| April | 19°C | 2°C | 10.4°C |
| May | 24°C | 6°C | 14.8°C |
| June | 29°C | 8°C | 18.6°C |
| July | 36°C | 11°C | 23.4°C |
| August | 34°C | 10°C | 22.3°C |
| September | 32°C | 7°C | 19.6°C |
| October | 21°C | 3°C | 11.9°C |
| November | 12°C | 1°C | 6.3°C |
| December | 6°C | −1°C | 2.5°C |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Callahan (21 miles away), gets 4 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00041606; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Cecilville?
Normal highs sit between 65°F and 85°F in April, May, June and October.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00041606.
When is the last frost at Cecilville?
In Cecilville, the last spring frost (32°F) comes after April 27 in half of years and after May 17 in one year in ten; the first autumn frost comes before October 21 in half of years and before October 7 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- April 271 year in 10 after May 17; 9 in 10 after April 9
- First autumn frost, half of years before
- October 211 year in 10 before October 7; 9 in 10 before November 7
NOAA puts the median frost-free season at 176 days, and the season without a hard freeze (28°F) at 219 days.
A hard freeze (28°F) comes after April 2 in half of springs and before November 6 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Cecilville in zone 8b in ZIP code 96031, the nearest ZIP area.
Frost dates for every NOAA station in California · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00041606; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Cecilville?
In a normal year in Cecilville, 73 days a year reach 90°F (15 of them 100°F or more) and 101 nights fall to 32°F or colder.
- Days at 90°F or more
- 73a normal year
- Days at 100°F or more
- 15a normal year
- Nights at 32°F or colder
- 101a normal year
- Days that stay below freezing
- 1high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00041606.
How sunny is it at Cecilville?
Over a year 82% of the sunlight that would reach the ground under clear skies gets through the clouds at Cecilville, 4.7 kWh per square metre a day. July is the sunniest month (94%) and December the cloudiest (62%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 66% | 1.9 |
| February | 69% | 2.8 |
| March | 69% | 3.9 |
| April | 74% | 5.4 |
| May | 81% | 6.8 |
| June | 88% | 7.8 |
| July | 94% | 8.1 |
| August | 94% | 7.0 |
| September | 90% | 5.5 |
| October | 83% | 3.7 |
| November | 70% | 2.2 |
| December | 62% | 1.5 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Cecilville record?
A normal year at Cecilville brings 4,792 heating degree days, 11% fewer than the median U.S. place (5,373), and 753 cooling degree days, 17% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,974 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 857 | 0 |
| February | 668 | 0 |
| March | 589 | 0 |
| April | 428 | 1 |
| May | 216 | 22 |
| June | 72 | 88 |
| July | 5 | 287 |
| August | 8 | 230 |
| September | 54 | 118 |
| October | 364 | 8 |
| November | 648 | 0 |
| December | 883 | 0 |
| Year (annual) | 4,792 | 753 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00041606. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Cecilville's climate compare?
Cecilville is warmer than 37 of the 219 places with their own NOAA record in California. Across the 7,247 U.S. stations with normals, its annual mean of 53.9°F is warmer than 57%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Questions about Cecilville's climate
What is the coldest month at Cecilville?
December, with a normal high of 43°F and a normal low of 31°F. The warmest is July (96°F by day, 52°F at night).
Does it snow at Cecilville?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Callahan (21 miles away), records 4 inches of snow in a normal year.
What plant hardiness zone is Cecilville in?
The USDA's 2023 map puts Cecilville in zone 8b in ZIP code 96031, the nearest ZIP area.
How late can frost come at Cecilville?
In half of years the last 32°F night comes after April 27; in one year in ten it comes after May 17. Waiting until May 17 leaves about a one-in-ten chance of a later frost.
Nearby and next
- California climateThe statewide normals and every place in the state
- Callahan, CA21 miles from this station, 52.4°F a year
- Orleans, CA24 miles from this station, 57.8°F a year
- Big Bar (4 mi E), CA28 miles from this station, 56.8°F a year
- Weaverville, CA30 miles from this station, 55.0°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made