Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Richland 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 -24 °C (-10 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1188 mm (46.8 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually.Richland enjoys an average of 2969 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 43 minutes per day.
The warmest months in Richland are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (76 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 5 °C (34 - 41 °F) throughout the day. On average each year, Richland experiences 121 days above 25 °C (77.0 °F) and 73 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 21°C (71°F) | 26°C (79°F) | 29°C (85°F) | 31°C (89°F) | 34°C (93°F) | 38°C (100°F) | 38°C (100°F) | 37°C (98°F) | 35°C (95°F) | 32°C (90°F) | 27°C (80°F) | 25°C (77°F) |
Mean maximum | 18°C (65°F) | 23°C (73°F) | 26°C (79°F) | 29°C (84°F) | 31°C (88°F) | 34°C (93°F) | 36°C (97°F) | 35°C (96°F) | 34°C (93°F) | 31°C (89°F) | 23°C (74°F) | 21°C (70°F) |
Average high | 6°C (43°F) | 8°C (47°F) | 15°C (59°F) | 19°C (66°F) | 24°C (75°F) | 29°C (85°F) | 31°C (89°F) | 30°C (86°F) | 28°C (84°F) | 21°C (69°F) | 13°C (56°F) | 10°C (51°F) |
Daily mean | 1°C (34°F) | 3°C (37°F) | 9°C (49°F) | 13°C (55°F) | 19°C (66°F) | 24°C (76°F) | 26°C (79°F) | 25°C (76°F) | 22°C (73°F) | 15°C (59°F) | 8°C (46°F) | 5°C (41°F) |
Average low | -3°C (27°F) | -2°C (28°F) | 4°C (40°F) | 7°C (46°F) | 14°C (58°F) | 19°C (67°F) | 21°C (71°F) | 20°C (68°F) | 17°C (63°F) | 10°C (50°F) | 2°C (37°F) | 0°C (33°F) |
Mean minimum | -14°C (7°F) | -15°C (6°F) | -8°C (19°F) | -2°C (28°F) | 6°C (44°F) | 14°C (58°F) | 17°C (63°F) | 14°C (58°F) | 9°C (48°F) | -1°C (31°F) | -7°C (19°F) | -9°C (15°F) |
Minimum | -19°C (-2°F) | -24°C (-10°F) | -16°C (3°F) | -5°C (23°F) | 3°C (38°F) | 12°C (53°F) | 15°C (59°F) | 13°C (55°F) | 7°C (45°F) | -4°C (25°F) | -13°C (9°F) | -14°C (7°F) |
Compare temperature, precipitation, sunshine, UV index in Richland, Missouri, United States with other places around the world.
Richland usually has the most precipitation in April, May and October, with an average of 12 rainy days and 149 mm (5.9 inches) of precipitation per month.The driest months in Richland are September, November and December. On average, 56 mm (2.2 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 79 (3.1) | 80 (3.2) | 130 (5.1) | 148 (5.8) | 165 (6.5) | 95 (3.7) | 98 (3.9) | 91 (3.6) | 51 (2.0) | 134 (5.3) | 64 (2.5) | 52 (2.1) |
Average precipitation days (≥ 1 mm) | 8 | 9 | 12 | 13 | 14 | 10 | 10 | 12 | 7 | 11 | 9 | 7 |
The sunniest months in Richland are June, July and August, when the sun shines an average of 10 hours 43 minutes a day.Least sunny months in Richland: January, February and December receive an average of 5 hours 40 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 136 | 177 | 209 | 238 | 273 | 327 | 342 | 316 | 286 | 236 | 219 | 202 |
Mean daily daylight hours | 9h 52m | 10h 47m | 11h 59m | 13h 12m | 14h 13m | 14h 43m | 14h 27m | 13h 32m | 12h 22m | 11h 9m | 10h 6m | 9h 34m |
Richland experiences the highest level of ultraviolet (UV) radiation in April, June and July, 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 Richland UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 3 | 6 | 7 | 10 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |