May weather forecast
Jänhijoki, Finland

May

Weather in May

The last month of the spring, May, is a refreshing month in Jänhijoki, Finland, with an average temperature ranging between min 5.8°C (42.4°F) and max 15.3°C (59.5°F).

Temperature

Observing a rise in May, the average high-temperature goes from April's chilly 7.6°C (45.7°F) to a mild 15.3°C (59.5°F). The low-temperature average for Jänhijoki during May stands at an icy 5.8°C (42.4°F).

Humidity

With an average relative humidity of 68%, May is the least humid month in Jänhijoki.

Rainfall

In Jänhijoki, in May, it is raining for 13.5 days, with typically 30mm (1.18") of accumulated precipitation. In Jänhijoki, during the entire year, the rain falls for 128.2 days and collects up to 406mm (15.98") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Jänhijoki aggregates 15mm (0.59") of snow. In Jänhijoki, during the entire year, snow falls for 82.5 days and aggregates up to 750mm (29.53") of snow.

Daylight

In Jänhijoki, the average length of the day in May is 17h and 25min.
On the first day of the month, sunrise is at 05:17 and sunset at 21:29. On the last day of May, in Jänhijoki, sunrise is at 04:06 and sunset at 22:41 EEST.

Sunshine

The average sunshine in May in Jänhijoki is 9.6h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 4 in May leads to these guidelines:
Guard yourself - Avoiding sunburn is suggested. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

What are May temperatures in Jänhijoki?
The average high-temperature and low-temperature in Jänhijoki during May are 15.3°C (59.5°F) and 5.8°C (42.4°F) respectively.
What is the least humid month in Jänhijoki?
With an average relative humidity of 68%, May is the least humid month in Jänhijoki.
What is the average humidity in May in Jänhijoki?
In Jänhijoki, Finland, the average relative humidity in May is 68%.
How many days does it rain in May in Jänhijoki?
In May, the rain falls for 13.5 days. Throughout May, 30mm (1.18") of precipitation is accumulated.
What is the last month it snows in Jänhijoki?
May is the last month it regularly snows. During 0.8 snowfall days, in May, Jänhijoki aggregates 15mm (0.59") of snow.
How many hours of daylight does Jänhijoki have in May?
In May, the average day length in Jänhijoki, Finland, is 17h and 25min.
What time are sunrise and sunset in May in Jänhijoki?
On the first day of May, sunrise is at 05:17 and sunset at 21:29. On the last day of the month, sunrise is at 04:06 and sunset at 22:41 EEST.
How many hours of sunshine does Jänhijoki have in May?
The average sunshine duration in May in Jänhijoki is 9.6h.
What is the UV index reading in May in Jänhijoki?
In Jänhijoki, Finland, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Jänhijoki, Finland
  • Average high temperature in May: 15.3°C

The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (-4°C).

  • Average low temperature in May: 5.8°C

The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-8.1°C).

Average pressure in May
Jänhijoki, Finland
  • Average pressure in May: 1014.9mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in May
Jänhijoki, Finland
  • Average wind speed in May: 12.1km/h

The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).

Average humidity in May
Jänhijoki, Finland
  • Average humidity in May: 68%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (68%).

Average rainfall in May
Jänhijoki, Finland
  • Average rainfall in May: 30mm

The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in May
Jänhijoki, Finland
  • Average rainfall days in May: 13.5 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in May
Jänhijoki, Finland
  • Average snowfall in May: 15mm

The month with the highest snowfall is February (165mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Jänhijoki, Finland
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is February (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Jänhijoki, Finland
  • Average daylight in May: 17h and 2min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days in May
Jänhijoki, Finland
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in May
Jänhijoki, Finland
  • Average UV index in May: 4

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 1).

Average cloud cover in May
Jänhijoki, Finland
  • Average cloud cover in May: 43

The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 42).

Average visibility in May
Jänhijoki, Finland
  • Average visibility in May: 9km

The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (6km).

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