Steffenville is an unincorporated community in southwestern Lewis County, Missouri, United States.[1] It is located on Missouri Supplemental Route D, approximately 22 miles southwest of Canton. The community is part of the Quincy, IL–MO Micropolitan Statistical Area.
A post office called Steffenville was established in 1872, and remained in operation until 1988.[2] Steffenville was named for Henry Steffens, a pioneer settler.[3] The Steffens family was the original owner of the town site.[4]
Climate
editAccording to the Köppen Climate Classification system, Steffenville has a humid subtropical climate, abbreviated "Cfa" on climate maps. The hottest temperature recorded in Steffenville was 115 °F (46.1 °C) on July 15, 1936, while the coldest temperature recorded was −28 °F (−33.3 °C) on February 13, 1905.[5]
| Climate data for Steffenville, Missouri, 1991–2020 normals, extremes 1897–present | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °F (°C) | 74 (23) |
80 (27) |
90 (32) |
94 (34) |
102 (39) |
107 (42) |
115 (46) |
113 (45) |
109 (43) |
98 (37) |
85 (29) |
74 (23) |
115 (46) |
| Mean maximum °F (°C) | 58.2 (14.6) |
64.3 (17.9) |
75.3 (24.1) |
82.7 (28.2) |
87.7 (30.9) |
92.4 (33.6) |
96.1 (35.6) |
96.1 (35.6) |
91.8 (33.2) |
84.9 (29.4) |
72.0 (22.2) |
61.9 (16.6) |
97.9 (36.6) |
| Mean daily maximum °F (°C) | 34.5 (1.4) |
39.5 (4.2) |
52.1 (11.2) |
64.1 (17.8) |
73.2 (22.9) |
81.9 (27.7) |
85.7 (29.8) |
84.3 (29.1) |
77.7 (25.4) |
65.6 (18.7) |
50.9 (10.5) |
38.6 (3.7) |
62.3 (16.9) |
| Daily mean °F (°C) | 26.1 (−3.3) |
30.5 (−0.8) |
41.8 (5.4) |
53.0 (11.7) |
63.0 (17.2) |
72.1 (22.3) |
75.6 (24.2) |
73.9 (23.3) |
66.3 (19.1) |
54.9 (12.7) |
41.8 (5.4) |
30.9 (−0.6) |
52.5 (11.4) |
| Mean daily minimum °F (°C) | 17.8 (−7.9) |
21.5 (−5.8) |
31.5 (−0.3) |
42.0 (5.6) |
52.8 (11.6) |
62.2 (16.8) |
65.5 (18.6) |
63.5 (17.5) |
55.0 (12.8) |
44.1 (6.7) |
32.6 (0.3) |
23.3 (−4.8) |
42.7 (5.9) |
| Mean minimum °F (°C) | −4.1 (−20.1) |
0.8 (−17.3) |
11.5 (−11.4) |
26.2 (−3.2) |
38.1 (3.4) |
50.7 (10.4) |
55.9 (13.3) |
53.9 (12.2) |
39.8 (4.3) |
27.8 (−2.3) |
15.6 (−9.1) |
2.9 (−16.2) |
−7.8 (−22.1) |
| Record low °F (°C) | −24 (−31) |
−28 (−33) |
−11 (−24) |
5 (−15) |
26 (−3) |
38 (3) |
42 (6) |
38 (3) |
24 (−4) |
7 (−14) |
−10 (−23) |
−26 (−32) |
−28 (−33) |
| Average precipitation inches (mm) | 1.70 (43) |
1.85 (47) |
2.49 (63) |
4.01 (102) |
5.06 (129) |
4.84 (123) |
3.98 (101) |
3.88 (99) |
3.73 (95) |
3.41 (87) |
2.61 (66) |
1.91 (49) |
39.47 (1,004) |
| Average snowfall inches (cm) | 5.8 (15) |
4.1 (10) |
2.1 (5.3) |
0.7 (1.8) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.1 (0.25) |
1.0 (2.5) |
4.0 (10) |
17.8 (44.85) |
| Average precipitation days (≥ 0.01 in) | 6.6 | 6.6 | 8.0 | 10.7 | 11.5 | 9.9 | 9.0 | 8.3 | 6.6 | 7.7 | 6.9 | 6.9 | 98.7 |
| Average snowy days (≥ 0.1 in) | 3.9 | 3.0 | 1.5 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.6 | 2.9 | 12.4 |
| Source 1: NOAA[6] | |||||||||||||
| Source 2: National Weather Service[5] | |||||||||||||
References
edit- ^ U.S. Geological Survey Geographic Names Information System: Steffenville, Missouri
- ^ "Post Offices". Jim Forte Postal History. Retrieved October 26, 2016.
- ^ Eaton, David Wolfe (1916). How Missouri Counties, Towns and Streams Were Named. The State Historical Society of Missouri. pp. 185.
- ^ "Lewis County Place Names, 1928–1945 (archived)". The State Historical Society of Missouri. Archived from the original on June 24, 2016. Retrieved October 26, 2016.
{{cite web}}: CS1 maint: bot: original URL status unknown (link) - ^ a b "NOAA Online Weather Data – NWS St. Louis". National Weather Service. Retrieved March 4, 2024.
- ^ "U.S. Climate Normals Quick Access – Station: Steffenville, MO". National Oceanic and Atmospheric Administration. Retrieved March 4, 2024.
39°58′14″N 91°52′56″W / 39.97056°N 91.88222°W
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