| Climate data for Yarmouth (Yarmouth Airport) WMO ID: 71603; coordinates 43°49′37″N 66°05′17″W / 43.82694°N 66.08806°W; elevation: 42.9 m (141 ft); 1991–2020 normals, extremes 1870−present[a] | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high humidex | 15.8 | 16.9 | 17.4 | 24.8 | 27.9 | 34.5 | 37.7 | 37.3 | 36.4 | 30.2 | 26.1 | 19.5 | 37.7 |
| Record high °C (°F) | 14.0 (57.2) |
15.3 (59.5) |
18.3 (64.9) |
21.2 (70.2) |
24.8 (76.6) |
27.4 (81.3) |
32.5 (90.5) |
30.3 (86.5) |
27.7 (81.9) |
22.8 (73.0) |
19.3 (66.7) |
16.5 (61.7) |
32.5 (90.5) |
| Mean daily maximum °C (°F) | 1.3 (34.3) |
1.3 (34.3) |
4.0 (39.2) |
8.8 (47.8) |
13.9 (57.0) |
18.1 (64.6) |
21.4 (70.5) |
21.6 (70.9) |
18.8 (65.8) |
13.6 (56.5) |
9.0 (48.2) |
4.4 (39.9) |
11.4 (52.5) |
| Daily mean °C (°F) | −2.6 (27.3) |
−2.5 (27.5) |
0.4 (32.7) |
5.0 (41.0) |
9.8 (49.6) |
14.0 (57.2) |
17.3 (63.1) |
17.5 (63.5) |
14.7 (58.5) |
9.8 (49.6) |
5.5 (41.9) |
0.8 (33.4) |
7.5 (45.5) |
| Mean daily minimum °C (°F) | −6.4 (20.5) |
−6.2 (20.8) |
−3.3 (26.1) |
1.2 (34.2) |
5.7 (42.3) |
9.8 (49.6) |
13.2 (55.8) |
13.4 (56.1) |
10.5 (50.9) |
6.1 (43.0) |
1.9 (35.4) |
−2.9 (26.8) |
3.6 (38.5) |
| Record low °C (°F) | −21.3 (−6.3) |
−24.4 (−11.9) |
−15.7 (3.7) |
−10.8 (12.6) |
−1.8 (28.8) |
2.1 (35.8) |
6.4 (43.5) |
5.8 (42.4) |
1.3 (34.3) |
−3.2 (26.2) |
−9.8 (14.4) |
−16.6 (2.1) |
−24.4 (−11.9) |
| Record low wind chill | −32.6 | −32.0 | −28.5 | −22.5 | −4.3 | 0.0 | 0.0 | 0.0 | 0.0 | −6.9 | −19.5 | −28.2 | −32.6 |
| Average precipitation mm (inches) | 123.6 (4.87) |
102.8 (4.05) |
110.7 (4.36) |
101.4 (3.99) |
99.1 (3.90) |
88.7 (3.49) |
78.0 (3.07) |
88.1 (3.47) |
95.9 (3.78) |
119.3 (4.70) |
143.4 (5.65) |
139.1 (5.48) |
1,290.1 (50.79) |
| Average rainfall mm (inches) | 69.1 (2.72) |
60.0 (2.36) |
82.5 (3.25) |
92.7 (3.65) |
98.5 (3.88) |
88.9 (3.50) |
81.8 (3.22) |
89.8 (3.54) |
97.5 (3.84) |
124.1 (4.89) |
133.8 (5.27) |
97.8 (3.85) |
1,116.5 (43.96) |
| Average snowfall cm (inches) | 63.6 (25.0) |
46.5 (18.3) |
30.8 (12.1) |
9.5 (3.7) |
0.2 (0.1) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.4 (0.2) |
10.0 (3.9) |
43.7 (17.2) |
204.7 (80.6) |
| Average precipitation days (≥ 0.2 mm) | 20.5 | 16.4 | 14.9 | 13.9 | 13.4 | 11.6 | 9.9 | 9.8 | 10.1 | 12.1 | 15.1 | 19.7 | 167.2 |
| Average rainy days (≥ 0.2 mm) | 8.5 | 7.0 | 8.8 | 12.3 | 13.3 | 11.5 | 10.2 | 9.7 | 10.4 | 11.8 | 13.4 | 12.2 | 128.9 |
| Average snowy days (≥ 0.2 cm) | 15.5 | 12.0 | 9.0 | 3.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 3.1 | 10.2 | 53.2 |
| Average relative humidity (%) (at 15:00 LST) | 77.8 | 74.1 | 70.3 | 70.3 | 73.4 | 76.7 | 78.7 | 77.1 | 75.4 | 73.0 | 74.5 | 77.3 | 74.9 |
| Mean monthly sunshine hours | 76.0 | 103.5 | 141.6 | 178.8 | 213.0 | 217.6 | 227.6 | 220.0 | 186.8 | 165.6 | 97.6 | 70.3 | 1,898.3 |
| Percent possible sunshine | 26.3 | 35.0 | 38.4 | 44.4 | 46.7 | 47.1 | 48.6 | 50.8 | 49.6 | 48.4 | 33.5 | 25.3 | 41.2 |
| Source: Environment and Climate Change Canada[2][1] (extreme minimum February 1894)[3] (sun from 1981-2010)[4] | |||||||||||||
Notes
edit- ^ Climate data was recorded in the town of Yarmouth from December 1870 to March 1941 and at Yarmouth Airport from February 1940 to present.[1] Climate data 1991–2020 is a composite recorded at Yarmouth A, Yarmouth RCS (WMO ID: – / 71884; Climate ID: 8206500 / 8206491; coordinates 43°49′51″N 66°05′19″W / 43.83083°N 66.08861°W / 43°49′51″N 66°05′17″W / 43.83083°N 66.08806°W; elevation: 43.0 m (141.1 ft) / 36.0 m (118.1 ft)), and Yarmouth A (WMO ID: 71603; Climate ID: 8206495; coordinates 43°49′37″N 66°05′17″W / 43.82694°N 66.08806°W; elevation: 42.9 m (141 ft))[2]
References
- ^ a b "Yarmouth". climate.weather.gc.ca. Environment and Climate Change Canada. 2024-06-27. Retrieved 2024-08-12.
- ^ a b "Canadian Climate Normals 1991-2020 Data". climate.weather.gc.ca. Environment and Climate Change Canada. 2024-06-27. Retrieved 2024-08-12.
- ^ "Daily Data Report for February 1894". climate.weather.gc.ca. Environment and Climate Change Canada. 2024-06-27. Retrieved 2024-08-12.
- ^ "Canadian Climate Normals 1981-2010 Station Data". climate.weather.gc.ca. Environment and Climate Change Canada. 2024-06-27. Retrieved 2024-08-12.