Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Saint James 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 -22 °C (-6 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1192 mm (46.9 inches) and receives 120 rainy days on the 1 mm (0.04 inches) threshold annually.Saint James enjoys an average of 3004 hours of sunshine throughout the year, and daylight varies from 9 hours 33 minutes to 14 hours 44 minutes per day.
The warmest months in Saint James 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, Saint James experiences 119 days above 25 °C (77.0 °F) and 77 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 20°C (68°F) | 26°C (79°F) | 29°C (84°F) | 31°C (88°F) | 33°C (92°F) | 36°C (97°F) | 38°C (100°F) | 36°C (96°F) | 34°C (94°F) | 33°C (91°F) | 26°C (79°F) | 25°C (77°F) |
Mean maximum | 17°C (64°F) | 22°C (72°F) | 25°C (78°F) | 28°C (83°F) | 31°C (88°F) | 33°C (92°F) | 36°C (97°F) | 35°C (95°F) | 33°C (92°F) | 31°C (88°F) | 23°C (73°F) | 21°C (70°F) |
Average high | 5°C (42°F) | 8°C (46°F) | 14°C (58°F) | 18°C (65°F) | 24°C (75°F) | 29°C (85°F) | 31°C (89°F) | 29°C (85°F) | 28°C (83°F) | 20°C (69°F) | 13°C (55°F) | 10°C (50°F) |
Daily mean | 1°C (34°F) | 2°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 (26°F) | -2°C (28°F) | 4°C (39°F) | 7°C (45°F) | 14°C (58°F) | 19°C (67°F) | 21°C (70°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) | -15°C (6°F) | -8°C (18°F) | -2°C (29°F) | 6°C (43°F) | 14°C (58°F) | 17°C (62°F) | 14°C (58°F) | 9°C (48°F) | -1°C (31°F) | -7°C (19°F) | -10°C (14°F) |
Minimum | -19°C (-2°F) | -22°C (-6°F) | -16°C (3°F) | -5°C (24°F) | 3°C (38°F) | 11°C (53°F) | 14°C (58°F) | 13°C (55°F) | 8°C (46°F) | -4°C (25°F) | -13°C (8°F) | -15°C (5°F) |
Compare temperature, precipitation, sunshine, UV index in Saint James, Missouri, United States with other places around the world.
Saint James usually has the most precipitation in March, April and May, with an average of 13 rainy days and 150 mm (5.9 inches) of precipitation per month.The driest months in Saint James are September, November and December. On average, 61 mm (2.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 77 (3.0) | 90 (3.6) | 132 (5.2) | 140 (5.5) | 177 (7.0) | 85 (3.3) | 89 (3.5) | 110 (4.3) | 57 (2.2) | 110 (4.3) | 68 (2.7) | 58 (2.3) |
Average precipitation days (≥ 1 mm) | 7 | 9 | 12 | 13 | 14 | 11 | 10 | 12 | 6 | 11 | 8 | 7 |
The sunniest months in Saint James are June, July and August, when the sun shines an average of 10 hours 55 minutes a day.Least sunny months in Saint James: January, February and December receive an average of 5 hours 38 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 134 | 180 | 213 | 243 | 283 | 327 | 350 | 326 | 288 | 240 | 217 | 198 |
Mean daily daylight hours | 9h 51m | 10h 47m | 11h 59m | 13h 12m | 14h 14m | 14h 44m | 14h 28m | 13h 32m | 12h 22m | 11h 9m | 10h 5m | 9h 33m |
Saint James 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, February 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 Saint James 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 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |