Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Winchester features a humid subtropical climate (Cfa).Temperatures typically range between -1 °C (31 °F) and 26 °C (80 °F) through the year, but rarely can drop to -27 °C (-16 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1108 mm (43.6 inches) and receives 100 rainy days on the 1 mm (0.04 inches) threshold annually.Winchester enjoys an average of 3115 hours of sunshine throughout the year, and daylight varies from 9 hours 26 minutes to 14 hours 52 minutes per day.
The warmest months in Winchester are June, July and August, with daily mean temperatures ranging from 25 to 26 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 3 °C (31 - 37 °F) throughout the day. On average each year, Winchester experiences 112 days above 25 °C (77.0 °F) and 90 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 17°C (63°F) | 25°C (76°F) | 30°C (86°F) | 29°C (85°F) | 34°C (94°F) | 37°C (99°F) | 37°C (99°F) | 36°C (97°F) | 33°C (92°F) | 32°C (90°F) | 25°C (78°F) | 22°C (72°F) |
Mean maximum | 16°C (60°F) | 20°C (68°F) | 25°C (77°F) | 28°C (83°F) | 32°C (89°F) | 34°C (93°F) | 36°C (97°F) | 35°C (94°F) | 33°C (92°F) | 31°C (87°F) | 21°C (71°F) | 19°C (66°F) |
Average high | 4°C (40°F) | 5°C (42°F) | 13°C (56°F) | 18°C (64°F) | 23°C (74°F) | 30°C (86°F) | 31°C (88°F) | 30°C (85°F) | 27°C (81°F) | 19°C (66°F) | 12°C (54°F) | 8°C (47°F) |
Daily mean | -1°C (31°F) | -0°C (32°F) | 8°C (46°F) | 12°C (54°F) | 19°C (66°F) | 25°C (77°F) | 26°C (80°F) | 25°C (77°F) | 22°C (72°F) | 13°C (56°F) | 6°C (44°F) | 3°C (37°F) |
Average low | -5°C (23°F) | -5°C (23°F) | 3°C (37°F) | 6°C (44°F) | 14°C (57°F) | 20°C (68°F) | 22°C (71°F) | 20°C (68°F) | 17°C (63°F) | 9°C (48°F) | 1°C (35°F) | -2°C (28°F) |
Mean minimum | -17°C (2°F) | -17°C (1°F) | -9°C (16°F) | -3°C (26°F) | 5°C (42°F) | 14°C (58°F) | 17°C (63°F) | 14°C (57°F) | 9°C (48°F) | -1°C (30°F) | -9°C (16°F) | -12°C (11°F) |
Minimum | -23°C (-9°F) | -27°C (-16°F) | -19°C (-2°F) | -8°C (19°F) | 3°C (38°F) | 11°C (51°F) | 15°C (60°F) | 12°C (54°F) | 7°C (44°F) | -3°C (27°F) | -14°C (7°F) | -19°C (-1°F) |
Compare temperature, precipitation, sunshine, UV index in Winchester, Kansas, United States with other places around the world.
Winchester usually has the most precipitation in May, June and August, with an average of 11 rainy days and 160 mm (6.3 inches) of precipitation per month.The driest months in Winchester are February, November and December. On average, 35 mm (1.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 45 (1.8) | 31 (1.2) | 100 (3.9) | 88 (3.5) | 218 (8.6) | 125 (4.9) | 91 (3.6) | 136 (5.3) | 85 (3.3) | 115 (4.5) | 41 (1.6) | 33 (1.3) |
Average precipitation days (≥ 1 mm) | 5 | 5 | 11 | 10 | 14 | 9 | 9 | 11 | 8 | 10 | 5 | 3 |
The sunniest months in Winchester are June, July and August, when the sun shines an average of 11 hours 12 minutes a day.Least sunny months in Winchester: January, February and November receive an average of 6 hours 22 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 155 | 201 | 221 | 263 | 273 | 338 | 367 | 325 | 280 | 249 | 217 | 220 |
Mean daily daylight hours | 9h 45m | 10h 43m | 11h 58m | 13h 15m | 14h 20m | 14h 52m | 14h 34m | 13h 37m | 12h 23m | 11h 7m | 10h 0m | 9h 26m |
Winchester 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 4. For more detailed information, check out our hourly Winchester UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 5 | 6 | 9 | 10 | 11 | 11 | 10 | 9 | 6 | 4 | 3 |