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Monthly climate in Monticello, Mississippi, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Monticello features a humid subtropical climate (Cfa). Temperatures typically range between 10 °C (50 °F) and 27 °C (81 °F) through the year, but rarely can drop to -12 °C (10 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 1551 mm (61.1 inches) and receives 144 rainy days on the 1 mm (0.04 inches) threshold annually. Monticello enjoys an average of 3060 hours of sunshine throughout the year, and daylight varies from 10 hours 6 minutes to 14 hours 9 minutes per day.

Monthly average temperatures in Monticello, Mississippi, United States §

The warmest months in Monticello are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 13 °C (50 - 56 °F) throughout the day. On average each year, Monticello experiences 181 days above 25 °C (77.0 °F) and 18 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Monticello, Mississippi, 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 27°C
(82°F)		 28°C
(82°F)		 31°C
(88°F)		 31°C
(89°F)		 35°C
(95°F)		 37°C
(99°F)		 37°C
(99°F)		 37°C
(98°F)		 38°C
(101°F)		 37°C
(99°F)		 29°C
(84°F)		 27°C
(82°F)
Mean maximum 25°C
(77°F)		 27°C
(80°F)		 29°C
(84°F)		 30°C
(86°F)		 34°C
(93°F)		 35°C
(95°F)		 36°C
(97°F)		 36°C
(97°F)		 36°C
(96°F)		 33°C
(92°F)		 27°C
(81°F)		 25°C
(78°F)
Average high 15°C
(60°F)		 19°C
(66°F)		 22°C
(73°F)		 25°C
(77°F)		 29°C
(85°F)		 31°C
(89°F)		 32°C
(90°F)		 32°C
(91°F)		 31°C
(89°F)		 27°C
(81°F)		 20°C
(69°F)		 17°C
(63°F)
Daily mean 10°C
(50°F)		 13°C
(56°F)		 16°C
(62°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(81°F)		 26°C
(79°F)		 21°C
(70°F)		 14°C
(57°F)		 12°C
(53°F)
Average low 5°C
(41°F)		 8°C
(46°F)		 11°C
(52°F)		 13°C
(55°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(61°F)		 8°C
(46°F)		 7°C
(44°F)
Mean minimum -5°C
(23°F)		 -3°C
(28°F)		 -0°C
(32°F)		 4°C
(39°F)		 12°C
(53°F)		 18°C
(64°F)		 21°C
(70°F)		 19°C
(67°F)		 16°C
(60°F)		 6°C
(43°F)		 -1°C
(30°F)		 -3°C
(27°F)
Minimum -12°C
(10°F)		 -8°C
(18°F)		 -3°C
(27°F)		 2°C
(36°F)		 8°C
(47°F)		 14°C
(58°F)		 19°C
(66°F)		 19°C
(66°F)		 11°C
(51°F)		 1°C
(34°F)		 -5°C
(23°F)		 -6°C
(21°F)

Compare climate in Monticello with other places

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

Monthly average precipitation in Monticello, Mississippi, United States §

Monticello usually has the most precipitation in May, June and August, with an average of 15 rainy days and 163 mm (6.4 inches) of precipitation per month. The driest months in Monticello are September, October and November. On average, 98 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Monticello, Mississippi, 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) 116 (4.6) 118 (4.6) 117 (4.6) 143 (5.6) 160 (6.3) 158 (6.2) 133 (5.2) 170 (6.7) 114 (4.5) 98 (3.9) 83 (3.3) 141 (5.6)
Average precipitation days (≥ 1 mm) 8 13 10 9 11 16 20 19 10 8 8 12

Monthly sunshine hours in Monticello, Mississippi, United States §

The sunniest months in Monticello are May, July and August, when the sun shines an average of 9 hours 57 minutes a day. Least sunny months in Monticello: January, February and December receive an average of 5 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Monticello, Mississippi, 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 168 170 236 273 302 292 318 305 279 272 244 198
Mean daily daylight hours 10h 20m 11h 4m 12h 0m 12h 57m 13h 45m 14h 9m 13h 56m 13h 14m 12h 18m 11h 21m 10h 31m 10h 6m

Solar UV radiation in Monticello, Mississippi, United States §

Monticello experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Monticello UV Index data.

Average daily maximum UV levels by month for Monticello, Mississippi, 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) 5 7 9 11 11 12 11 11 10 8 6 4

Detailed Monthly Weather Insights for Monticello, Mississippi, United States

Discover in-depth weather details for every month in Monticello. 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 Monticello'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.