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Seinajoki Climate Guide
Finland
Metric | Imperial    Bars | Symbols
Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
0
0 °C (32°F) Maximum Daytime Temperature in March
6
6 °C (43°F) Maximum Daytime Temperature in April
14
14 °C (57°F) Maximum Daytime Temperature in May
19
19 °C (66°F) Maximum Daytime Temperature in June
21
21 °C (70°F) Maximum Daytime Temperature in July
19
19 °C (66°F) Maximum Daytime Temperature in August
13
13 °C (55°F) Maximum Daytime Temperature in September
7
7 °C (45°F) Maximum Daytime Temperature in October
1
1 °C (34°F) Maximum Daytime Temperature in November
J F M A M J J A S O N D
3
3 °C (37°F) Minimum Night-time Temperature in May
8
8 °C (46°F) Minimum Night-time Temperature in June
10
10 °C (50°F) Minimum Night-time Temperature in July
9
9 °C (48°F) Minimum Night-time Temperature in August
5
5 °C (41°F) Minimum Night-time Temperature in September
1
1 °C (34°F) Minimum Night-time Temperature in October
J F M A M J J A S O N D
-6 °C (21°F) Maximum Daytime Temperature in January
-6
-5 °C (23°F) Maximum Daytime Temperature in February
-5
-3 °C (27°F) Maximum Daytime Temperature in December
-3
-13 °C (9°F) Minimum Night-time Temperature in January
-13
-13 °C (9°F) Minimum Night-time Temperature in February
-13
-9 °C (16°F) Minimum Night-time Temperature in March
-9
-3 °C (27°F) Minimum Night-time Temperature in April
-3
-4 °C (25°F) Minimum Night-time Temperature in November
-4
-10 °C (14°F) Minimum Night-time Temperature in December
-10
Hours of Sunshine
Hours of Daylight
0
0 Hours of Sunshine in January
1
1 Hour of Sunshine (14% of Daylight Hours) in February
3
3 Hours of Sunshine (25% of Daylight Hours) in March
5
5 Hours of Sunshine (32% of Daylight Hours) in April
7
7 Hours of Sunshine (40% of Daylight Hours) in May
8
8 Hours of Sunshine (42% of Daylight Hours) in June
7
7 Hours of Sunshine (39% of Daylight Hours) in July
6
6 Hours of Sunshine (35% of Daylight Hours) in August
3
3 Hours of Sunshine (26% of Daylight Hours) in September
2
2 Hours of Sunshine (21% of Daylight Hours) in October
1
1 Hour of Sunshine (10% of Daylight Hours) in November
0
0 Hours of Sunshine in December
J F M A M J J A S O N D
6
6 Hours of Daylight in January
9
9 Hours of Daylight in February
12
12 Hours of Daylight in March
15
15 Hours of Daylight in April
18
18 Hours of Daylight in May
20
20 Hours of Daylight in June
19
19 Hours of Daylight in July
16
16 Hours of Daylight in August
13
13 Hours of Daylight in September
10
10 Hours of Daylight in October
7
7 Hours of Daylight in November
5
5 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
21
21 Days with some Rain in January
16
16 Days with some Rain in February
15
15 Days with some Rain in March
13
13 Days with some Rain in April
11
11 Days with some Rain in May
12
12 Days with some Rain in June
14
14 Days with some Rain in July
16
16 Days with some Rain in August
17
17 Days with some Rain in September
17
17 Days with some Rain in October
20
20 Days with some Rain in November
20
20 Days with some Rain in December
J F M A M J J A S O N D
33
33 mm (1.3 inches) Monthly Rainfall in January
23
23 mm (0.9 inches) Monthly Rainfall in February
26
26 mm (1.0 inch) Monthly Rainfall in March
30
30 mm (1.2 inches) Monthly Rainfall in April
35
35 mm (1.4 inches) Monthly Rainfall in May
47
47 mm (1.9 inches) Monthly Rainfall in June
70
70 mm (2.8 inches) Monthly Rainfall in July
73
73 mm (2.9 inches) Monthly Rainfall in August
63
63 mm (2.5 inches) Monthly Rainfall in September
48
48 mm (1.9 inches) Monthly Rainfall in October
46
46 mm (1.8 inches) Monthly Rainfall in November
37
37 mm (1.5 inches) Monthly Rainfall in December
J F M A M J J A S O N D
Heat & Humidity / Chance of Frost
UV Index (Maximum)
30
30 Days with Frost in January
27
27 Days with Frost in February
29
29 Days with Frost in March
25
25 Days with Frost in April
14
14 Days with Frost in May
4
4 Days with Frost in June
-
No Heat & Humidity or Frost in July
3
3 Days with Frost in August
10
10 Days with Frost in September
16
16 Days with Frost in October
23
23 Days with Frost in November
28
28 Days with Frost in December
J F M A M J J A S O N D
0
UV 0 (None) in January
0
UV 0 (None) in February
1
UV 1 (Low) in March
2
UV 2 (Low) in April
4
UV 4 (Moderate) in May
5
UV 5 (Moderate) in June
5
UV 5 (Moderate) in July
4
UV 4 (Moderate) in August
2
UV 2 (Low) in September
1
UV 1 (Low) in October
0
UV 0 (None) in November
0
UV 0 (None) in December
J F M A M J J A S O N D
Sea Temperature (°C)
Seinajoki Climate Guide (Historical Weather Averages), Finland
Elev: 0 m   Long: 022°50'E   Lat: 62°47'N
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