Ivory Island
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Ivory Island Lightstation is located 14 miles northwest of Bella Bella[1] on the junction of Seaforth Channel and Milbanke Sound[2] on the Inside Passage of British Columbia.
From 1937 to 1955, the Ivory Island lightstation was part of the British Columbia Shore Station Oceanographic Program, collecting coastal water temperature and salinity measurements for the Department of Fisheries and Oceans everyday for 18 years.[3]
Climate
[edit]Ivory Island has a wet and mild oceanic climate. (Cfb)
| Climate data for Ivory Island (1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 16.5 (61.7) |
15.5 (59.9) |
19.0 (66.2) |
25.5 (77.9) |
24.5 (76.1) |
33.0 (91.4) |
32.2 (90.0) |
29.0 (84.2) |
29.0 (84.2) |
22.0 (71.6) |
14.4 (57.9) |
15.5 (59.9) |
33.0 (91.4) |
| Mean daily maximum °C (°F) | 6.2 (43.2) |
7.0 (44.6) |
8.0 (46.4) |
10.5 (50.9) |
12.5 (54.5) |
14.5 (58.1) |
16.2 (61.2) |
16.9 (62.4) |
15.3 (59.5) |
11.7 (53.1) |
8.3 (46.9) |
6.7 (44.1) |
11.1 (52.0) |
| Daily mean °C (°F) | 4.3 (39.7) |
4.9 (40.8) |
5.8 (42.4) |
8.0 (46.4) |
10.3 (50.5) |
12.6 (54.7) |
14.3 (57.7) |
14.9 (58.8) |
13.2 (55.8) |
9.8 (49.6) |
6.5 (43.7) |
4.9 (40.8) |
9.1 (48.4) |
| Mean daily minimum °C (°F) | 2.5 (36.5) |
2.8 (37.0) |
3.4 (38.1) |
5.5 (41.9) |
8.1 (46.6) |
10.6 (51.1) |
12.4 (54.3) |
12.9 (55.2) |
11.0 (51.8) |
7.8 (46.0) |
4.6 (40.3) |
3.1 (37.6) |
7.0 (44.6) |
| Record low °C (°F) | −15.0 (5.0) |
−10.5 (13.1) |
−13.9 (7.0) |
−1.7 (28.9) |
0.0 (32.0) |
4.9 (40.8) |
6.1 (43.0) |
5.0 (41.0) |
2.2 (36.0) |
−1.0 (30.2) |
−12.0 (10.4) |
−12.5 (9.5) |
−15.0 (5.0) |
| Average precipitation mm (inches) | 297.6 (11.72) |
194.5 (7.66) |
229.5 (9.04) |
211.3 (8.32) |
147.0 (5.79) |
129.1 (5.08) |
118.1 (4.65) |
163.7 (6.44) |
215.2 (8.47) |
353.3 (13.91) |
383.7 (15.11) |
326.3 (12.85) |
2,769.2 (109.02) |
| Source: Environment Canada[4] | |||||||||||||
References
[edit]- ^ "Ivory Island Lightstation". Archived from the original on 2011-07-19. Retrieved 2011-03-19.
- ^ http://www.lighthousedepot.com/lite_explorer.asp?action=display_details&LighthouseID=1334[dead link]
- ^ "British Columbia Lightstation Sea-Surface Temperature and Salinity Data (Pacific), 1914-present - Open Government Portal". open.canada.ca. Treasury Board of Canada. Retrieved 2021-02-11.
- ^ Environment Canada—[1]. Retrieved September 5, 2017.
52°16′11″N 128°24′24″W / 52.269632°N 128.406625°W
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