Climate
Ekimchan has a subarctic climate (Köppen climate classification Dwc) with dry and bitterly cold winters and warm, wet summers. Owing to its location on the cold eastern flank of the Siberian High, Ekimchan has an exceptionally cold climate for its latitude: winters are as much as 35 °C (63 °F) colder than Manchester at approximately the same latitude in the United Kingdom, and about as cold as Alert, Nunavut twenty-nine degrees of latitude further north. Winters are so severe that Ekimchan has never recorded an above-freezing temperature between 23 November and 19 February inclusive. Summers are short but warm, humid and sometimes extremely wet: as much as 407 millimetres or 16.02 inches of rain fell in the wettest month of August 1982, and 96.7 millimetres or 3.81 inches on the wettest day of 18 July, 1939.
The hottest temperature on record is 34.9 °C (94.8 °F) on 8 July of 2017, and the coldest −53.4 °C (−64.1 °F) on 11 January 1931. January 1931 was the coldest month, not getting above −25.3 °C (−13.5 °F) and averaging −39.3 °C (−38.7 °F), whilst July 2011 has been the hottest with an average of 20.3 °C (68.5 °F).
| Climate data for Ekimchan |
| Month |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Year |
| Record high °C (°F) |
−3.4
(25.9) |
0.8
(33.4) |
12.0
(53.6) |
23.7
(74.7) |
31.6
(88.9) |
34.2
(93.6) |
34.9
(94.8) |
33.2
(91.8) |
28.6
(83.5) |
22.0
(71.6) |
8.6
(47.5) |
−1.2
(29.8) |
34.9
(94.8) |
| Mean daily maximum °C (°F) |
−24.6
(−12.3) |
−15.6
(3.9) |
−5.1
(22.8) |
4.5
(40.1) |
14.0
(57.2) |
21.6
(70.9) |
24.5
(76.1) |
21.6
(70.9) |
14.5
(58.1) |
3.3
(37.9) |
−12.4
(9.7) |
−24.4
(−11.9) |
1.8
(35.2) |
| Daily mean °C (°F) |
−30.6
(−23.1) |
−24.2
(−11.6) |
−14.0
(6.8) |
−2.3
(27.9) |
7.0
(44.6) |
14.1
(57.4) |
17.8
(64.0) |
15.6
(60.1) |
8.7
(47.7) |
−2.7
(27.1) |
−18.1
(−0.6) |
−29.4
(−20.9) |
−4.8
(23.4) |
| Mean daily minimum °C (°F) |
−36.6
(−33.9) |
−32.7
(−26.9) |
−22.8
(−9.0) |
−9.1
(15.6) |
0.0
(32.0) |
6.6
(43.9) |
11.1
(52.0) |
9.6
(49.3) |
2.8
(37.0) |
−8.0
(17.6) |
−23.7
(−10.7) |
−34.3
(−29.7) |
−11.4
(11.5) |
| Record low °C (°F) |
−53.4
(−64.1) |
−50.0
(−58.0) |
−40.9
(−41.6) |
−36.6
(−33.9) |
−18.0
(−0.4) |
−5.4
(22.3) |
−2.5
(27.5) |
−2.3
(27.9) |
−11.7
(10.9) |
−30.7
(−23.3) |
−43.2
(−45.8) |
−51.7
(−61.1) |
−53.4
(−64.1) |
| Average precipitation mm (inches) |
7.0
(0.28) |
5.7
(0.22) |
11.4
(0.45) |
33.4
(1.31) |
63.3
(2.49) |
93.3
(3.67) |
140.8
(5.54) |
149.0
(5.87) |
90.4
(3.56) |
45.3
(1.78) |
24.8
(0.98) |
12.5
(0.49) |
676.9
(26.64) |
| Average extreme snow depth cm (inches) |
37
(15) |
41
(16) |
42
(17) |
18
(7.1) |
1
(0.4) |
0
(0) |
0
(0) |
0
(0) |
0
(0) |
5
(2.0) |
24
(9.4) |
32
(13) |
42
(17) |
| Average precipitation days (≥ 0.1 mm) |
9.9 |
7.5 |
8.2 |
10.5 |
12.4 |
14.6 |
15.3 |
16.4 |
14.8 |
12.8 |
15.3 |
14.0 |
151.7 |
| Average snowy days |
15 |
12 |
12 |
8 |
2 |
0 |
0 |
0 |
1 |
10 |
21 |
19 |
100 |
| Average relative humidity (%) |
78.3 |
75.4 |
71.3 |
66.7 |
65.2 |
71.2 |
76.7 |
82.4 |
81.6 |
81.5 |
84.3 |
79.8 |
76.2 |
| Mean monthly sunshine hours |
137 |
177 |
217 |
200 |
216 |
231 |
223 |
179 |
137 |
128 |
107 |
101 |
2,053 |
| Source 1: climatebase.ru (1915–2012) |
| Source 2: pogoda.ru.net (May to July record highs, snow) |
