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Monthly climate in Thornville, Ohio, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Thornville features a humid subtropical climate (Cfa). Temperatures typically range between -1 °C (31 °F) and 24 °C (76 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 35 °C (94 °F). The average annual precipitation amounts to about 1388 mm (54.7 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Thornville enjoys an average of 2803 hours of sunshine throughout the year, and daylight varies from 9 hours 22 minutes to 14 hours 56 minutes per day.

Monthly average temperatures in Thornville, Ohio, United States §

The warmest months in Thornville are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (72 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (31 - 37 °F) throughout the day. On average each year, Thornville experiences 97 days above 25 °C (77.0 °F) and 87 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Thornville, Ohio, 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 21°C
(70°F)		 24°C
(76°F)		 24°C
(75°F)		 29°C
(84°F)		 32°C
(90°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(91°F)		 35°C
(94°F)		 33°C
(92°F)		 26°C
(78°F)		 18°C
(65°F)
Mean maximum 16°C
(61°F)		 19°C
(67°F)		 22°C
(72°F)		 27°C
(80°F)		 31°C
(87°F)		 32°C
(90°F)		 33°C
(91°F)		 32°C
(90°F)		 32°C
(90°F)		 29°C
(84°F)		 21°C
(70°F)		 17°C
(62°F)
Average high 3°C
(38°F)		 6°C
(43°F)		 11°C
(52°F)		 16°C
(62°F)		 22°C
(73°F)		 27°C
(80°F)		 29°C
(84°F)		 28°C
(82°F)		 26°C
(79°F)		 19°C
(67°F)		 10°C
(50°F)		 6°C
(44°F)
Daily mean -1°C
(31°F)		 1°C
(35°F)		 6°C
(43°F)		 11°C
(52°F)		 18°C
(64°F)		 22°C
(72°F)		 24°C
(76°F)		 23°C
(73°F)		 20°C
(69°F)		 14°C
(58°F)		 6°C
(42°F)		 2°C
(37°F)
Average low -4°C
(25°F)		 -3°C
(27°F)		 1°C
(34°F)		 6°C
(43°F)		 13°C
(55°F)		 17°C
(63°F)		 20°C
(68°F)		 19°C
(66°F)		 15°C
(60°F)		 10°C
(50°F)		 1°C
(35°F)		 -1°C
(30°F)
Mean minimum -16°C
(3°F)		 -14°C
(6°F)		 -8°C
(17°F)		 -3°C
(27°F)		 3°C
(39°F)		 11°C
(52°F)		 15°C
(58°F)		 13°C
(55°F)		 8°C
(47°F)		 2°C
(35°F)		 -7°C
(20°F)		 -11°C
(13°F)
Minimum -23°C
(-9°F)		 -21°C
(-6°F)		 -13°C
(8°F)		 -4°C
(24°F)		 -1°C
(31°F)		 7°C
(45°F)		 14°C
(57°F)		 10°C
(51°F)		 5°C
(41°F)		 -1°C
(31°F)		 -15°C
(5°F)		 -16°C
(3°F)

Compare climate in Thornville with other places

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

Monthly average precipitation in Thornville, Ohio, United States §

Thornville usually has the most precipitation in April, May and June, with an average of 14 rainy days and 143 mm (5.6 inches) of precipitation per month. The driest months in Thornville are January, August and November. On average, 95 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Thornville, Ohio, 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) 90 (3.5) 114 (4.5) 117 (4.6) 129 (5.1) 139 (5.5) 162 (6.4) 127 (5.0) 97 (3.8) 100 (3.9) 106 (4.2) 100 (3.9) 108 (4.3)
Average precipitation days (≥ 1 mm) 10 13 13 13 15 14 12 13 9 12 10 11

Monthly sunshine hours in Thornville, Ohio, United States §

The sunniest months in Thornville are June, July and August, when the sun shines an average of 10 hours 36 minutes a day. Least sunny months in Thornville: January, February and December receive an average of 4 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Thornville, Ohio, 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 110 144 226 237 272 310 344 321 279 228 184 143
Mean daily daylight hours 9h 41m 10h 41m 11h 58m 13h 17m 14h 23m 14h 56m 14h 38m 13h 39m 12h 24m 11h 5m 9h 57m 9h 22m

Solar UV radiation in Thornville, Ohio, United States §

Thornville experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High 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 4. For more detailed information, check out our hourly Thornville UV Index data.

Average daily maximum UV levels by month for Thornville, Ohio, 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 5 6 9 10 10 10 9 8 6 4 3

Detailed Monthly Weather Insights for Thornville, Ohio, United States

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