Nij's warmest month is August (highs of 32°) and the coldest is January (lows of −2°). May has the most rainy days (10). Warm, dry months: September.
Weather by month
Month
Average low
Average high
Rainy days
Rain
Sunny days
January
−2°
6°
5
21 mm
0
February
0°
8°
6
23 mm
0
March
3°
13°
8
34 mm
0
April
7°
18°
8
35 mm
1
May
13°
24°
10
50 mm
1
June
17°
30°
8
40 mm
2
July
20°
32°
6
30 mm
3
August
20°
32°
4
19 mm
4
September
16°
27°
7
38 mm
4
October
10°
19°
8
41 mm
4
November
4°
13°
6
28 mm
2
December
0°
8°
5
17 mm
0
Averages for 2005-2024.