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Monthly climate in Potosi, Missouri, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Potosi features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (34 °F) and 26 °C (79 °F) through the year, but rarely can drop to -21 °C (-5 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 1191 mm (46.9 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually.Potosi enjoys an average of 2993 hours of sunshine throughout the year, and daylight varies from 9 hours 33 minutes to 14 hours 44 minutes per day.

Monthly average temperatures in Potosi, Missouri, United States §

The warmest months in Potosi are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (75 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (34 - 40 °F) throughout the day. On average each year, Potosi experiences 118 days above 25 °C (77.0 °F) and 74 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Potosi, Missouri, 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 20°C
(67°F)		 26°C
(79°F)		 28°C
(83°F)		 31°C
(88°F)		 32°C
(91°F)		 35°C
(95°F)		 38°C
(101°F)		 35°C
(96°F)		 34°C
(94°F)		 34°C
(93°F)		 26°C
(79°F)		 25°C
(78°F)
Mean maximum 17°C
(63°F)		 22°C
(71°F)		 25°C
(78°F)		 28°C
(83°F)		 31°C
(88°F)		 33°C
(92°F)		 36°C
(97°F)		 35°C
(94°F)		 33°C
(92°F)		 32°C
(89°F)		 23°C
(74°F)		 21°C
(70°F)
Average high 5°C
(42°F)		 8°C
(47°F)		 14°C
(57°F)		 18°C
(65°F)		 24°C
(75°F)		 29°C
(85°F)		 31°C
(88°F)		 29°C
(85°F)		 28°C
(82°F)		 21°C
(69°F)		 13°C
(55°F)		 10°C
(50°F)
Daily mean 1°C
(34°F)		 3°C
(37°F)		 9°C
(48°F)		 13°C
(55°F)		 19°C
(66°F)		 24°C
(75°F)		 26°C
(79°F)		 24°C
(76°F)		 22°C
(72°F)		 15°C
(59°F)		 7°C
(45°F)		 4°C
(40°F)
Average low -3°C
(27°F)		 -2°C
(28°F)		 4°C
(39°F)		 7°C
(45°F)		 14°C
(58°F)		 19°C
(67°F)		 21°C
(71°F)		 19°C
(67°F)		 17°C
(62°F)		 10°C
(50°F)		 2°C
(36°F)		 -0°C
(32°F)
Mean minimum -14°C
(7°F)		 -14°C
(7°F)		 -7°C
(19°F)		 -1°C
(30°F)		 6°C
(44°F)		 14°C
(58°F)		 17°C
(63°F)		 14°C
(57°F)		 9°C
(48°F)		 -1°C
(31°F)		 -7°C
(19°F)		 -10°C
(15°F)
Minimum -19°C
(-2°F)		 -21°C
(-5°F)		 -16°C
(4°F)		 -4°C
(25°F)		 3°C
(38°F)		 11°C
(52°F)		 15°C
(59°F)		 13°C
(55°F)		 7°C
(45°F)		 -4°C
(25°F)		 -13°C
(9°F)		 -15°C
(5°F)

Compare climate in Potosi with other places

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

Monthly average precipitation in Potosi, Missouri, United States §

Potosi usually has the most precipitation in March, April and May, with an average of 13 rainy days and 142 mm (5.6 inches) of precipitation per month.The driest months in Potosi are September, November and December. On average, 67 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Potosi, Missouri, 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) 75 (3.0) 90 (3.5) 128 (5.0) 145 (5.7) 152 (6.0) 86 (3.4) 88 (3.5) 116 (4.6) 69 (2.7) 109 (4.3) 71 (2.8) 63 (2.5)
Average precipitation days (≥ 1 mm) 7 10 12 14 14 12 11 12 7 11 8 7

Monthly sunshine hours in Potosi, Missouri, United States §

The sunniest months in Potosi are June, July and August, when the sun shines an average of 10 hours 54 minutes a day.Least sunny months in Potosi: January, February and December receive an average of 5 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Potosi, Missouri, 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 130 176 210 239 287 326 351 326 290 240 216 195
Mean daily daylight hours 9h 51m 10h 47m 11h 59m 13h 12m 14h 13m 14h 44m 14h 27m 13h 32m 12h 22m 11h 9m 10h 6m 9h 33m

Solar UV radiation in Potosi, Missouri, United States §

Potosi experiences the highest level of ultraviolet (UV) radiation in June, July 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, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Potosi UV Index data.

Average daily maximum UV levels by month for Potosi, Missouri, 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 6 7 9 10 11 11 10 9 7 5 3