May weather forecastViernheim, Germany

May

Weather in May

May, the last month of the spring in Viernheim, is another comfortable month, with an average temperature ranging between min 8.6°C (47.5°F) and max 19°C (66.2°F).

Temperature

Transitioning into May, Viernheim records an average high-temperature of a still enjoyable 19°C (66.2°F), almost identical to April's 16.3°C (61.3°F). The mean low-temperature during May nights is a chilly 8.6°C (47.5°F).

Humidity

The average relative humidity in May in Viernheim is 73%.

Rainfall

May is the month with the most rainfall in Viernheim. Rain falls for 15.9 days and accumulates 47mm (1.85") of precipitation.

Snowfall

April through September are months without snowfall in Viernheim.

Daylight

The average length of the day in May is 15h and 23min.
On the first day of the month, sunrise is at 06:02 and sunset at 20:43. On the last day of May, in Viernheim, sunrise is at 05:23 and sunset at 21:23 CEST.

Sunshine

In Viernheim, the average sunshine in May is 9.4h.

UV index

The months with the highest UV index in Viernheim are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

In Viernheim, in May, the average high-temperature is 19°C (66.2°F), and the average low-temperature is 8.6°C (47.5°F).

In May, the average relative humidity in Viernheim, Germany, is 73%.

The month with the most rainfall in Viernheim is May, when the rain falls for 15.9 days and typically aggregates up to 47mm (1.85") of precipitation.

In Viernheim, Germany, during May, the rain falls for 15.9 days and regularly aggregates up to 47mm (1.85") of precipitation.

In Viernheim, Germany, snow does not fall in April through September.

The average day length in May is 15h and 23min.

On the first day of May in Viernheim, sunrise is at 06:02 and sunset at 20:43. On the last day of the month, sunrise is at 05:23 and sunset at 21:23 CEST.

In May, the average sunshine duration in Viernheim is 9.4h.

May through August, with an average maximum UV index of 5, are months with the highest UV index in Viernheim, Germany.

In May, the average daily maximum UV index in Viernheim, Germany, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Viernheim, Germany

  • Average high temperature in May: 19°C

The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (3.6°C).

  • Average low temperature in May: 8.6°C

The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).

Average pressure in May
Viernheim, Germany

  • Average pressure in May: 1016.1mbar

The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).

Average wind speed in May
Viernheim, Germany

  • Average wind speed in May: 9.8km/h

The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).

Average humidity in May
Viernheim, Germany

  • Average humidity in May: 73%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are July and August (68%).

Average rainfall in May
Viernheim, Germany

  • Average rainfall in May: 47mm

The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is April (20mm).

Average rainfall days in May
Viernheim, Germany

  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is September (10.7 days).

Average snowfall in May
Viernheim, Germany

  • Average snowfall in May: 0mm

The month with the highest snowfall is December (28mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in May
Viernheim, Germany

  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Viernheim, Germany

  • Average daylight in May: 15h and 24min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in May: 9h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

Average sunshine days in May
Viernheim, Germany

  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in May
Viernheim, Germany

  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Viernheim, Germany

  • Average cloud cover in May: 40

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May
Viernheim, Germany

  • Average visibility in May: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).