Climate and monthly weather forecastGreppen, Switzerland
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Greppen, Switzerland, with an average temperature fluctuating between 2.2°C (36°F) and -4.5°C (23.9°F). In Greppen, January is the month with the lowest recorded average temperatures, measuring a high of 2.2°C (36°F) and a low of -4.5°C (23.9°F). Weather in January »Weather in February
The last month of the winter, February, is another cold month in Greppen, Switzerland, with temperature in the range of an average high of 2.8°C (37°F) and an average low of -4.9°C (23.2°F). The average high-temperature during February registers at a still cold 2.8°C (37°F), closely corresponding to the preceding month. Weather in February »Weather in March
March, the first month of the spring in Greppen, is a chilly month, with an average temperature fluctuating between -1.3°C (29.7°F) and 7°C (44.6°F). In Greppen, stepping into March brings a gentle temperature nudge, moving slightly up from February's icy 2.8°C (37°F) to a frosty 7°C (44.6°F). Weather in March »Weather in April
April in Greppen, Switzerland, is a fresh spring month, with an average temperature ranging between max 12.8°C (55°F) and min 2.2°C (36°F). As April arrives, a rise in the average high-temperature is observed, moving from a chilly 7°C (44.6°F) in March to a fresh 12.8°C (55°F). Weather in April »Weather in May
May, the last month of the spring in Greppen, is a mild month, with an average temperature varying between 15.7°C (60.3°F) and 5.1°C (41.2°F). May's onset brings an average high-temperature of a refreshing 15.7°C (60.3°F), showing a minute difference from April's 12.8°C (55°F). Weather in May »Weather in June
The first month of the summer, June, is a pleasant month in Greppen, Switzerland, with an average temperature ranging between max 20°C (68°F) and min 8.7°C (47.7°F). Greppen in June denotes a subtle temperature transition, adjusting from an average high of a refreshing 15.7°C (60.3°F) in May to a pleasant 20°C (68°F). Weather in June »Weather in July
July, like June, is another pleasant summer month in Greppen, Switzerland, with an average temperature ranging between max 22°C (71.6°F) and min 10.8°C (51.4°F). July is marked by an average high-temperature of a still agreeable 22°C (71.6°F), almost identical to the preceding month. Weather in July »Weather in August
August, the last month of the summer in Greppen, is another pleasant month, with an average temperature ranging between max 22.1°C (71.8°F) and min 10.9°C (51.6°F). August is the warmest month, exhibiting average temperatures of 22.1°C (71.8°F) at the peak and 10.9°C (51.6°F) at the base. Weather in August »Weather in September
The first month of the autumn, September, is still a comfortable month in Greppen, Switzerland, with temperature in the range of an average low of 7.5°C (45.5°F) and an average high of 17.5°C (63.5°F). The shift from August to September coincides with a small decrease in the average high-temperature, down to a comfortable 17.5°C (63.5°F) from an agreeable 22.1°C (71.8°F). Weather in September »Weather in October
October, like September, is a moderate autumn month in Greppen, Switzerland, with an average temperature ranging between max 13.4°C (56.1°F) and min 4.6°C (40.3°F). October's arrival aligns with a minor decrease in average high-temperatures, from September's comfortable 17.5°C (63.5°F) to a moderate 13.4°C (56.1°F). Weather in October »Weather in November
The last month of the autumn, November, is another chilly month in Greppen, Switzerland, with an average temperature ranging between max 7.8°C (46°F) and min 0.8°C (33.4°F). November's onset brings a slight change in high-temperatures, falling from a moderate 13.4°C (56.1°F) in October to a frosty 7.8°C (46°F). Weather in November »Weather in December
December, the first month of the winter in Greppen, is still a cold month, with an average temperature varying between -2.7°C (27.1°F) and 3.4°C (38.1°F). As November makes way for December, Greppen's average high-temperature eases from a chilly 7.8°C (46°F) to an icy 3.4°C (38.1°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Greppen, Switzerland
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (2.2°C).
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is February (-4.9°C).
Average pressure
Greppen, Switzerland
- Average pressure in January:
1019.4mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017.1mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1016.1mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1017mbar - Average pressure in August:
1017.8mbar - Average pressure in September:
1018.5mbar - Average pressure in October:
1018.6mbar - Average pressure in November:
1015.9mbar - Average pressure in December:
1020.9mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed
Greppen, Switzerland
- Average wind speed in January:
7.8km/h - Average wind speed in February:
7.7km/h - Average wind speed in March:
7.9km/h - Average wind speed in April:
7.2km/h - Average wind speed in May:
7.1km/h - Average wind speed in June:
6.7km/h
- Average wind speed in July:
6.5km/h - Average wind speed in August:
6.2km/h - Average wind speed in September:
6.3km/h - Average wind speed in October:
6.7km/h - Average wind speed in November:
7.1km/h - Average wind speed in December:
8.3km/h
The windiest month (with the highest average wind speed) is December (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity
Greppen, Switzerland
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall
Greppen, Switzerland
- Average rainfall in January:
71mm - Average rainfall in February:
54mm - Average rainfall in March:
63mm - Average rainfall in April:
58mm - Average rainfall in May:
114mm - Average rainfall in June:
117mm
The wettest month (with the highest rainfall) is July (121mm).
The driest month (with the least rainfall) is September (52mm).
Average rainfall days
Greppen, Switzerland
- Average rainfall days in January:
11.9 days - Average rainfall days in February:
11.8 days - Average rainfall days in March:
15.4 days - Average rainfall days in April:
16.7 days - Average rainfall days in May:
21.5 days - Average rainfall days in June:
20 days
- Average rainfall days in July:
20.5 days - Average rainfall days in August:
18.3 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
11.2 days - Average rainfall days in November:
11.3 days - Average rainfall days in December:
13.9 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is October (11.2 days).
Average snowfall
Greppen, Switzerland
The month with the highest snowfall is February (169mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Greppen, Switzerland
- Average snowfall days in January:
9 days - Average snowfall days in February:
9.2 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
2.8 days - Average snowfall days in December:
6.5 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Greppen, Switzerland
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 18min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 36min - Average daylight in May:
15h and 6min - Average daylight in June:
15h and 48min
- Average daylight in July:
15h and 30min - Average daylight in August:
14h and 12min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 24min - Average daylight in December:
8h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 30min - Average sunshine in March:
7h and 6min - Average sunshine in April:
9h and 18min - Average sunshine in May:
9h and 12min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 54min - Average sunshine in October:
6h and 36min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days
Greppen, Switzerland
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
11.4 days - Average sunshine days in March:
12.1 days - Average sunshine days in April:
10.6 days - Average sunshine days in May:
7.8 days - Average sunshine days in June:
7.3 days
- Average sunshine days in July:
8.1 days - Average sunshine days in August:
10.1 days - Average sunshine days in September:
13 days - Average sunshine days in October:
18.4 days - Average sunshine days in November:
15.6 days - Average sunshine days in December:
12.9 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (7.3 days).
Average UV index
Greppen, Switzerland
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Greppen, Switzerland
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Greppen, Switzerland
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).





