Thornton, CA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Thornton now
Loading the National Weather Service forecast…
Thornton weather by the hour
Thornton weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Thornton.
This week in Thornton
Sunrise, sunset and moon in Thornton
What is the weather usually like in Thornton?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 92°F average high
- Decembercoldest month · 39°F average low
- 18.4 inprecipitation per year · 467 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Thornton: April–May and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station LODI, CA US (USC00045032), adjusted for the elevation of Thornton.
Thornton weather month by month
Sunrise and sunset in Thornton through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:19 AM | 5:11 PM | 9 h 51 min |
| February | 6:54 AM | 5:45 PM | 10 h 51 min |
| March | 7:14 AM | 7:14 PM | 11 h 59 min |
| April | 6:27 AM | 7:43 PM | 13 h 15 min |
| May | 5:52 AM | 8:11 PM | 14 h 18 min |
| June | 5:40 AM | 8:32 PM | 14 h 51 min |
| July | 5:53 AM | 8:30 PM | 14 h 36 min |
| August | 6:19 AM | 8:00 PM | 13 h 41 min |
| September | 6:46 AM | 7:15 PM | 12 h 28 min |
| October | 7:13 AM | 6:29 PM | 11 h 15 min |
| November | 6:45 AM | 4:54 PM | 10 h 8 min |
| December | 7:13 AM | 4:48 PM | 9 h 34 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Thornton?
Thornton has a hot-summer mediterranean climate. The warmest month is July, with an average high of 92°F (34°C), and the coldest is December, with average lows of 39°F (4°C).
It gets about 18.4 inches (467 mm) of precipitation a year. The wettest month is December and the driest is July.
The best time to visit Thornton is April–May and September–October. At 13 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Thornton
Weather in towns near Thornton
Questions about the weather in Thornton
What is the hottest month in Thornton?
July, with an average high of 92°F (34°C).
What is the coldest month in Thornton?
December, with an average low of 39°F (4°C).
How much does it rain in Thornton?
About 18.4 inches (467 mm) a year; the wettest month is December.
Does it snow in Thornton?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Thornton?
April–May and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Thornton have?
Hot-summer mediterranean (Köppen Csa).
What is the weather like in Thornton in November?
Highs average 65°F and lows 44°F, with about 1.8 inches of precipitation.
What time is sunrise in Thornton?
Around 6:45 AM in mid-November, and sunset around 4:54 PM. Today’s exact times are shown above.
Where does this Thornton weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Thornton.
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