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Luzern Climate Guide
Switzerland
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Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
2
2 °C (36°F) Maximum Daytime Temperature in January
4
4 °C (39°F) Maximum Daytime Temperature in February
8
8 °C (46°F) Maximum Daytime Temperature in March
13
13 °C (55°F) Maximum Daytime Temperature in April
17
17 °C (63°F) Maximum Daytime Temperature in May
20
20 °C (68°F) Maximum Daytime Temperature in June
23
23 °C (73°F) Maximum Daytime Temperature in July
22
22 °C (72°F) Maximum Daytime Temperature in August
18
18 °C (64°F) Maximum Daytime Temperature in September
13
13 °C (55°F) Maximum Daytime Temperature in October
7
7 °C (45°F) Maximum Daytime Temperature in November
3
3 °C (37°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
0
0 °C (32°F) Minimum Night-time Temperature in March
4
4 °C (39°F) Minimum Night-time Temperature in April
8
8 °C (46°F) Minimum Night-time Temperature in May
11
11 °C (52°F) Minimum Night-time Temperature in June
13
13 °C (55°F) Minimum Night-time Temperature in July
12
12 °C (54°F) Minimum Night-time Temperature in August
10
10 °C (50°F) Minimum Night-time Temperature in September
6
6 °C (43°F) Minimum Night-time Temperature in October
1
1 °C (34°F) Minimum Night-time Temperature in November
J F M A M J J A S O N D
-3 °C (27°F) Minimum Night-time Temperature in January
-3
-2 °C (28°F) Minimum Night-time Temperature in February
-2
-2 °C (28°F) Minimum Night-time Temperature in December
-2
Hours of Sunshine
Hours of Daylight
2
2 Hours of Sunshine (22% of Daylight Hours) in January
3
3 Hours of Sunshine (30% of Daylight Hours) in February
4
4 Hours of Sunshine (35% of Daylight Hours) in March
5
5 Hours of Sunshine (36% of Daylight Hours) in April
6
6 Hours of Sunshine (37% of Daylight Hours) in May
6
6 Hours of Sunshine (39% of Daylight Hours) in June
7
7 Hours of Sunshine (46% of Daylight Hours) in July
6
6 Hours of Sunshine (45% of Daylight Hours) in August
5
5 Hours of Sunshine (44% of Daylight Hours) in September
4
4 Hours of Sunshine (34% of Daylight Hours) in October
2
2 Hours of Sunshine (26% of Daylight Hours) in November
2
2 Hours of Sunshine (22% of Daylight Hours) in December
J F M A M J J A S O N D
9
9 Hours of Daylight in January
10
10 Hours of Daylight in February
12
12 Hours of Daylight in March
14
14 Hours of Daylight in April
15
15 Hours of Daylight in May
16
16 Hours of Daylight in June
15
15 Hours of Daylight in July
14
14 Hours of Daylight in August
12
12 Hours of Daylight in September
11
11 Hours of Daylight in October
9
9 Hours of Daylight in November
9
9 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
15
15 Days with some Rain in January
14
14 Days with some Rain in February
15
15 Days with some Rain in March
16
16 Days with some Rain in April
18
18 Days with some Rain in May
17
17 Days with some Rain in June
15
15 Days with some Rain in July
16
16 Days with some Rain in August
12
12 Days with some Rain in September
13
13 Days with some Rain in October
15
15 Days with some Rain in November
14
14 Days with some Rain in December
J F M A M J J A S O N D
68
68 mm (2.7 inches) Monthly Rainfall in January
66
66 mm (2.6 inches) Monthly Rainfall in February
68
68 mm (2.7 inches) Monthly Rainfall in March
94
94 mm (3.7 inches) Monthly Rainfall in April
119
119 mm (4.7 inches) Monthly Rainfall in May
150
150 mm (5.9 inches) Monthly Rainfall in June
140
140 mm (5.5 inches) Monthly Rainfall in July
157
157 mm (6.2 inches) Monthly Rainfall in August
101
101 mm (4.0 inches) Monthly Rainfall in September
66
66 mm (2.6 inches) Monthly Rainfall in October
80
80 mm (3.1 inches) Monthly Rainfall in November
66
66 mm (2.6 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)
23
23 Days with Frost in January
19
19 Days with Frost in February
16
16 Days with Frost in March
9
9 Days with Frost in April
3
3 Days with Frost in May
-
No Heat & Humidity or Frost in June
-
No Heat & Humidity or Frost in July
-
No Heat & Humidity or Frost in August
-
No Heat & Humidity or Frost in September
5
5 Days with Frost in October
14
14 Days with Frost in November
21
21 Days with Frost in December
J F M A M J J A S O N D
1
UV 1 (Low) in January
2
UV 2 (Low) in February
3
UV 3 (Moderate) in March
5
UV 5 (Moderate) in April
7
UV 7 (High) in May
8
UV 8 (Very High) in June
7
UV 7 (High) in July
7
UV 7 (High) in August
5
UV 5 (Moderate) in September
3
UV 3 (Moderate) in October
1
UV 1 (Low) in November
1
UV 1 (Low) in December
J F M A M J J A S O N D
Sea Temperature (°C)
Luzern Climate Guide (Historical Weather Averages), Switzerland
Elev: 400 m   Long: 008°18'E   Lat: 47°03'N
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