Monthly climate in South Yuba City, California, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification South Yuba City features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 10 °C (50 °F) and 28 °C (83 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 46 °C (114 °F). The average annual precipitation amounts to about 532 mm (20.9 inches) and receives 50 rainy days on the 1 mm (0.04 inches) threshold annually. South Yuba City enjoys an average of 3401 hours of sunshine throughout the year, and daylight varies from 9 hours 27 minutes to 14 hours 51 minutes per day.

Monthly average temperatures in South Yuba City, California, United States §

The warmest months in South Yuba City are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (50 - 54 °F) throughout the day. On average each year, South Yuba City experiences 174 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in South Yuba City, California, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 25°C
(78°F)
28°C
(82°F)
33°C
(91°F)
36°C
(97°F)
42°C
(107°F)
46°C
(114°F)
44°C
(112°F)
46°C
(114°F)
45°C
(113°F)
39°C
(103°F)
30°C
(87°F)
25°C
(77°F)
Mean maximum 21°C
(70°F)
25°C
(77°F)
29°C
(84°F)
33°C
(92°F)
39°C
(102°F)
42°C
(108°F)
43°C
(110°F)
43°C
(110°F)
42°C
(107°F)
34°C
(94°F)
26°C
(80°F)
21°C
(70°F)
Average high 15°C
(60°F)
19°C
(66°F)
20°C
(69°F)
25°C
(78°F)
30°C
(87°F)
36°C
(96°F)
38°C
(101°F)
37°C
(99°F)
34°C
(93°F)
28°C
(83°F)
20°C
(69°F)
15°C
(60°F)
Daily mean 10°C
(51°F)
12°C
(54°F)
14°C
(57°F)
18°C
(65°F)
22°C
(72°F)
27°C
(81°F)
28°C
(83°F)
27°C
(82°F)
25°C
(77°F)
20°C
(68°F)
14°C
(57°F)
10°C
(50°F)
Average low 6°C
(44°F)
7°C
(45°F)
8°C
(47°F)
12°C
(53°F)
15°C
(60°F)
19°C
(66°F)
19°C
(67°F)
19°C
(67°F)
17°C
(63°F)
13°C
(55°F)
8°C
(47°F)
6°C
(43°F)
Mean minimum 0°C
(33°F)
1°C
(33°F)
3°C
(38°F)
6°C
(42°F)
11°C
(51°F)
14°C
(58°F)
15°C
(60°F)
15°C
(59°F)
12°C
(53°F)
7°C
(45°F)
2°C
(36°F)
1°C
(34°F)
Minimum -1°C
(30°F)
-2°C
(29°F)
2°C
(36°F)
5°C
(40°F)
7°C
(45°F)
13°C
(55°F)
14°C
(57°F)
13°C
(56°F)
9°C
(48°F)
5°C
(40°F)
1°C
(34°F)
-2°C
(29°F)

Compare climate in South Yuba City with other places

Compare temperature, precipitation, sunshine, UV index in South Yuba City, California, United States with other places around the world.

Monthly average precipitation in South Yuba City, California, United States §

South Yuba City usually has the most precipitation in January, February and March, with an average of 9 rainy days and 99 mm (3.9 inches) of precipitation per month. The driest months in South Yuba City are July, August and September. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in South Yuba City, California, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 111 (4.4) 101 (4.0) 86 (3.4) 41 (1.6) 23 (0.9) 5 (0.2) 0 (0.0) 0 (0.0) 2 (0.1) 32 (1.2) 47 (1.9) 84 (3.3)
Average precipitation days (≥ 1 mm) 9 7 11 5 2 0 0 0 0 2 5 9

Monthly sunshine hours in South Yuba City, California, United States §

The sunniest months in South Yuba City are May, June and July, when the sun shines an average of 12 hours 28 minutes a day. Least sunny months in South Yuba City: January, February and December receive an average of 5 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in South Yuba City, California, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 140 204 251 296 361 386 398 360 315 282 214 187
Mean daily daylight hours 9h 45m 10h 44m 11h 59m 13h 15m 14h 19m 14h 51m 14h 33m 13h 36m 12h 23m 11h 7m 10h 0m 9h 27m

Solar UV radiation in South Yuba City, California, United States §

South Yuba City experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly South Yuba City UV Index data.

Average daily maximum UV levels by month for South Yuba City, California, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 4 7 8 10 11 10 10 9 6 4 3

Detailed Monthly Weather Insights for South Yuba City, California, United States

Discover in-depth weather details for every month in South Yuba City. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about South Yuba City's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.