July weather forecast
Iwamizawa, Japan

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Weather in July

July is a warm summer month in Iwamizawa, Japan, with an average temperature ranging between min 14.8°C (58.6°F) and max 23.9°C (75°F).

Temperature

With the onset of July, Iwamizawa's weather sees a minor temperature rise, transitioning from a comfortable 19.9°C (67.8°F) in June to a warm 23.9°C (75°F). In Iwamizawa, the expected average low-temperature for July is a mild 14.8°C (58.6°F).

Humidity

The average relative humidity in July in Iwamizawa is 86%.

Rainfall

In Iwamizawa, in July, it is raining for 19.8 days, with typically 92mm (3.62") of accumulated precipitation. In Iwamizawa, during the entire year, the rain falls for 162.3 days and collects up to 769mm (30.28") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Iwamizawa, the average length of the day in July is 15h and 1min.
On the first day of the month, sunrise is at 03:56 and sunset at 19:16. On the last day of July, sunrise is at 04:22 and sunset at 18:56 JST.

Sunshine

The average sunshine in July is 8.1h.

UV index

The month with the highest UV index in Iwamizawa is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 6 suggests this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the usual temperature for Iwamizawa in July?

In Iwamizawa, 23.9°C (75°F) is the average high-temperature and 14.8°C (58.6°F) is the average low-temperature during July.

What is the average humidity in July in Iwamizawa?

The average relative humidity in July in Iwamizawa is 86%.

How many days does it rain in July in Iwamizawa?

In July, in Iwamizawa, Japan, the rain falls for 19.8 days. Throughout July, 92mm (3.62") of precipitation is accumulated.

When it does not snow in Iwamizawa?

In Iwamizawa, snow does not fall in June through September.

How many hours of daylight does Iwamizawa have in July?

In Iwamizawa, the average day length in July is 15h and 1min.

What time are sunrise and sunset in July in Iwamizawa?

On the first day of July in Iwamizawa, sunrise is at 03:56 and sunset at 19:16. On the last day of the month, sunrise is at 04:22 and sunset at 18:56 JST.

How many hours of sunshine does Iwamizawa have in July?

In Iwamizawa, the average sunshine duration in July is 8.1h.

When is the highest UV index in Iwamizawa?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index reading in July in Iwamizawa?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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 July
Iwamizawa, Japan

Average temperature in July - Iwamizawa, Japan
  • Average high temperature in July: 23.9°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (-3.7°C).

  • Average low temperature in July: 14.8°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).

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Average pressure in July
Iwamizawa, Japan

Average pressure in July - Iwamizawa, Japan
  • Average pressure in July: 1008.7mbar

The month with the highest atmospheric pressure is November (1016mbar).
The month with the lowest atmospheric pressure is July (1008.7mbar).

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Average wind speed in July
Iwamizawa, Japan

Average wind speed in July - Iwamizawa, Japan
  • Average wind speed in July: 8.7km/h

The windiest month (with the highest average wind speed) is April (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

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Average humidity in July
Iwamizawa, Japan

Average humidity in July - Iwamizawa, Japan
  • Average humidity in July: 86%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (77%).

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Average rainfall in July
Iwamizawa, Japan

Average rainfall in July - Iwamizawa, Japan
  • Average rainfall in July: 92mm

The wettest month (with the highest rainfall) is August (118mm).
The driest months (with the least rainfall) are February and April (44mm).

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Average rainfall days in July
Iwamizawa, Japan

Average rainfall days in July - Iwamizawa, Japan
  • Average rainfall days in July: 19.8 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (5.1 days).

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Average snowfall in July
Iwamizawa, Japan

Average snowfall in July - Iwamizawa, Japan
  • Average snowfall in July: 0mm

The month with the highest snowfall is December (394mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in July
Iwamizawa, Japan

Average snowfall days in July - Iwamizawa, Japan
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (25.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Iwamizawa, Japan

Average daylight in July / Average sunshine in July - Iwamizawa, Japan
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 8h and 1min

The month with the most sunshine is May (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in July
Iwamizawa, Japan

Average sunshine days in July - Iwamizawa, Japan
  • Average sunshine days in July: 8.8 days

The month with the most sunshine days is May (13.8 days).
The month with the least sunshine days is December (3 days).

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Average UV index in July
Iwamizawa, Japan

Average UV index in July - Iwamizawa, Japan
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in July
Iwamizawa, Japan

Average cloud cover in July - Iwamizawa, Japan
  • Average cloud cover in July: 55

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is September (Cloud cover 41).

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Average visibility in July
Iwamizawa, Japan

Average visibility in July - Iwamizawa, Japan
  • Average visibility in July: 7km

The months with the highest visibility are April, May and October (9km).
The month with the lowest visibility is January (6km).

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Iwamizawa, Japan

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