May weather forecast
Iizuka, Japan

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Weather in May

May, the last month of the spring in Iizuka, is an agreeable month, with an average temperature fluctuating between 22.3°C (72.1°F) and 14.6°C (58.3°F).

Temperature

May's onset is marked by a temperature increase, moving from a refreshing 17.2°C (63°F) in April to a pleasant 22.3°C (72.1°F). Throughout the month of May, the average temperature in Iizuka dips to a mild 14.6°C (58.3°F) at night.

Humidity

In Iizuka, Japan, the average relative humidity in May is 74%.

Rainfall

In Iizuka, during May, the rain falls for 9.4 days and regularly aggregates up to 40mm (1.57") of precipitation. In Iizuka, during the entire year, the rain falls for 165.6 days and collects up to 600mm (23.62") of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Iizuka, the average length of the day in May is 13h and 54min.
On the first day of May, sunrise is at 05:28 and sunset at 19:00. On the last day of the month, sunrise is at 05:08 and sunset at 19:21 JST.

Sunshine

In May, the average sunshine in Iizuka is 9.1h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are May temperatures in Iizuka?

The high-temperature, in May, in Iizuka, is 22.3°C (72.1°F), while the low-temperature averages to 14.6°C (58.3°F).

What is the average humidity in May in Iizuka?

In Iizuka, Japan, the average relative humidity in May is 74%.

How much does it rain in Iizuka in May?

In Iizuka, Japan, in May, during 9.4 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

When it does not snow in Iizuka?

In Iizuka, Japan, snow does not fall in April through November.

What is the average length of the day in May in Iizuka?

The average day length in May in Iizuka, Japan, is 13h and 54min.

When is the sunrise / sunset in May in Iizuka?

In May, on the first day of the month, sunrise is at 05:28 and sunset at 19:00. On the last day of the month, in Iizuka, sunrise is at 05:08 and sunset at 19:21 JST.

How long on average sun shines in May in Iizuka?

In May, the average sunshine duration is 9.1h.

What is the UV index intensity in May in Iizuka?

The average daily maximum UV index in May in Iizuka, Japan, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
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
Iizuka, Japan

Average temperature in May - Iizuka, Japan
  • Average high temperature in May: 22.3°C

The warmest month (with the highest average high temperature) is August (30.2°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in May: 14.6°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (3.7°C).

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Average pressure in May
Iizuka, Japan

Average pressure in May - Iizuka, Japan
  • Average pressure in May: 1012.1mbar

The month with the highest atmospheric pressure is January (1021.9mbar).
The month with the lowest atmospheric pressure is June (1008.2mbar).

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Average wind speed in May
Iizuka, Japan

Average wind speed in May - Iizuka, Japan
  • Average wind speed in May: 9.8km/h

The windiest months (with the highest average wind speed) are January and December (13.6km/h).
The calmest month (with the lowest average wind speed) is June (8.9km/h).

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Average humidity in May
Iizuka, Japan

Average humidity in May - Iizuka, Japan
  • Average humidity in May: 74%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in May
Iizuka, Japan

Average rainfall in May - Iizuka, Japan
  • Average rainfall in May: 40mm

The wettest month (with the highest rainfall) is July (119mm).
The driest month (with the least rainfall) is January (27mm).

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Average rainfall days in May
Iizuka, Japan

Average rainfall days in May - Iizuka, Japan
  • Average rainfall days in May: 9.4 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is May (9.4 days).

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Average snowfall in May
Iizuka, Japan

Average snowfall in May - Iizuka, Japan
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (20mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in May
Iizuka, Japan

Average snowfall days in May - Iizuka, Japan
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Iizuka, Japan

Average daylight in May / Average sunshine in May - Iizuka, Japan
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in May
Iizuka, Japan

Average sunshine days in May - Iizuka, Japan
  • Average sunshine days in May: 20 days

The month with the most sunshine days is May (20 days).
The month with the least sunshine days is July (8.3 days).

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Average UV index in May
Iizuka, Japan

Average UV index in May - Iizuka, Japan
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in May
Iizuka, Japan

Average cloud cover in May - Iizuka, Japan
  • Average cloud cover in May: 36

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Iizuka, Japan

Average visibility in May - Iizuka, Japan
  • Average visibility in May: 9km

The months with the highest visibility are January, February, March, September, October, November and December (10km).
The months with the lowest visibility are April, May, June, July and August (9km).

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Iizuka, Japan

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