Monthly climate in Marysville, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Marysville features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 9 °C (48 °F) and 28 °C (83 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 44 °C (111 °F).The average annual precipitation amounts to about 832 mm (32.7 inches) and receives 60 rainy days on the 1 mm (0.04 inches) threshold annually.Marysville 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 Marysville, California, United States §

The warmest months in Marysville are June, July and August, with daily mean temperatures ranging from 26 to 28 °C (79 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (48 - 51 °F) throughout the day. On average each year, Marysville experiences 158 days above 25 °C (77.0 °F) and 5 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Marysville, 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 23°C
(75°F)
27°C
(80°F)
31°C
(89°F)
34°C
(94°F)
39°C
(103°F)
44°C
(111°F)
43°C
(109°F)
43°C
(110°F)
43°C
(110°F)
37°C
(99°F)
29°C
(85°F)
25°C
(76°F)
Mean maximum 20°C
(68°F)
23°C
(74°F)
28°C
(82°F)
31°C
(88°F)
37°C
(98°F)
40°C
(105°F)
42°C
(107°F)
41°C
(106°F)
40°C
(104°F)
33°C
(92°F)
26°C
(79°F)
20°C
(69°F)
Average high 15°C
(58°F)
17°C
(63°F)
19°C
(66°F)
23°C
(74°F)
28°C
(83°F)
34°C
(93°F)
37°C
(98°F)
35°C
(96°F)
32°C
(90°F)
27°C
(80°F)
19°C
(67°F)
14°C
(58°F)
Daily mean 9°C
(49°F)
11°C
(51°F)
13°C
(55°F)
17°C
(62°F)
21°C
(70°F)
26°C
(79°F)
28°C
(83°F)
27°C
(81°F)
24°C
(75°F)
18°C
(65°F)
13°C
(55°F)
9°C
(48°F)
Average low 5°C
(42°F)
5°C
(41°F)
7°C
(45°F)
10°C
(51°F)
14°C
(57°F)
18°C
(65°F)
20°C
(68°F)
19°C
(67°F)
16°C
(62°F)
11°C
(52°F)
7°C
(45°F)
5°C
(41°F)
Mean minimum -1°C
(31°F)
-1°C
(30°F)
1°C
(34°F)
4°C
(40°F)
8°C
(47°F)
13°C
(55°F)
16°C
(61°F)
15°C
(59°F)
11°C
(52°F)
5°C
(42°F)
1°C
(34°F)
-0°C
(31°F)
Minimum -2°C
(29°F)
-4°C
(25°F)
-0°C
(32°F)
2°C
(36°F)
5°C
(42°F)
12°C
(53°F)
16°C
(60°F)
14°C
(57°F)
8°C
(47°F)
4°C
(40°F)
-1°C
(31°F)
-2°C
(28°F)

Compare climate in Marysville with other places

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

Monthly average precipitation in Marysville, California, United States §

Marysville usually has the most precipitation in January, February and March, with an average of 10 rainy days and 151 mm (6.0 inches) of precipitation per month.The driest months in Marysville are June, July and August. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Marysville, 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) 154 (6.1) 155 (6.1) 145 (5.7) 68 (2.7) 36 (1.4) 6 (0.2) 1 (0.0) 0 (0.0) 6 (0.2) 48 (1.9) 82 (3.2) 130 (5.1)
Average precipitation days (≥ 1 mm) 10 8 13 6 4 0 0 0 1 2 6 10

Monthly sunshine hours in Marysville, California, United States §

The sunniest months in Marysville are May, June and July, when the sun shines an average of 12 hours 28 minutes a day.Least sunny months in Marysville: 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 Marysville, 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 6m 10h 0m 9h 27m

Solar UV radiation in Marysville, California, United States §

Marysville 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 Marysville UV Index data.

Average daily maximum UV levels by month for Marysville, 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