July weather forecast
Chiba, Japan

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Weather in July

July is the height of summer in Chiba, marked by the highest temperatures of the year reaching 28°C (82.4°F). Apart from the intense heat, Chiba residents also experience a humidity level of 82%, the highest average humidity of the year. Respectable rainfall of 92mm (3.62") is experienced over 16.2 days of the month, ensuring the city’s flora remains vibrant and verdant. Despite the weather challenges, longer daylight hours and lengthy sunfilled periods make July a vibrant time in Chiba.

Temperature

July's arrival in Chiba coincides with a subtle temperature rise, moving from June's 24°C (75.2°F) to a still moderately hot 28°C (82.4°F). During July's nights, Chiba notes a minor temperature decline, reaching an average of 23.1°C (73.6°F).

Heat index

The heat index in July is evaluated at a hot 32°C (89.6°F). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The most humid month in Chiba, Japan, is July, with an average relative humidity of 82%.

Rainfall

In Chiba, Japan, during July, the rain falls for 16.2 days and regularly aggregates up to 92mm (3.62") of precipitation. Throughout the year, there are 162.9 rainfall days, and 921mm (36.26") of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Sea temperature

In Chiba, in July, the average water temperature is 23.8°C (74.8°F).
Note: If cold is not your friend, swimming at 23.8°C (74.8°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.

Daylight

In July, the average length of the day is 14h and 18min.
On the first day of the month, sunrise is at 04:27 and sunset at 18:59. On the last day of July, sunrise is at 04:47 and sunset at 18:44 JST.

Sunshine

In Chiba, the average sunshine in July is 9.1h.

UV index

The month with the highest UV index is July, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 7 during July leads to these instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection of sand and water increases the UV dose.

Frequently asked questions

How hot does it get in Chiba in July?

In July, the average high-temperature and low-temperature in Chiba are 28°C (82.4°F) and 23.1°C (73.6°F) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in July is evaluated at 32°C (89.6°F).

What is the most humid month in Chiba?

With an average relative humidity of 82%, July is the most humid month in Chiba.

What is the average humidity in July in Chiba?

In Chiba, the average relative humidity in July is 82%.

How many days does it rain in July in Chiba?

In Chiba, Japan, during July, the rain falls for 16.2 days and regularly aggregates up to 92mm (3.62") of precipitation.

When it does not snow in Chiba?

In Chiba, snow does not fall in March through December.

How warm is the water in July in Chiba?

In Chiba, Japan, in July, the average water temperature is 23.8°C (74.8°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.8°C (74.8°F).

What is the average length of the day in July in Chiba?

The average day length in July in Chiba, Japan, is 14h and 18min.

What time are sunrise and sunset in July in Chiba?

On the first day of July in Chiba, sunrise is at 04:27 and sunset at 18:59. On the last day of the month, sunrise is at 04:47 and sunset at 18:44 JST.

How many hours of sunshine does Chiba have in July?

In Chiba, the average sunshine duration in July is 9.1h.

When is the highest UV index in Chiba?

July is the month with the highest UV index in Chiba, with an average maximum UV index of 7.

How high is the UV index in July in Chiba?

In Chiba, Japan, the average daily maximum UV index in July is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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 temperature in July
Chiba, Japan

Average temperature in July - Chiba, Japan
  • Average high temperature in July: 28°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in July: 23.1°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).

Average pressure in July
Chiba, Japan

Average pressure in July - Chiba, Japan
  • Average pressure in July: 1009.7mbar

The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in July
Chiba, Japan

Average wind speed in July - Chiba, Japan
  • Average wind speed in July: 14.9km/h

The windiest month (with the highest average wind speed) is March (17.4km/h).
The calmest month (with the lowest average wind speed) is June (13.4km/h).

Average humidity in July
Chiba, Japan

Average humidity in July - Chiba, Japan
  • Average humidity in July: 82%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is January (62%).

Average rainfall in July
Chiba, Japan

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

The wettest month (with the highest rainfall) is October (124mm).
The driest month (with the least rainfall) is January (41mm).

Average rainfall days in July
Chiba, Japan

Average rainfall days in July - Chiba, Japan
  • Average rainfall days in July: 16.2 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in July
Chiba, Japan

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

The month with the highest snowfall is February (26mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in July
Chiba, Japan

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

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in July
Chiba, Japan

Average sea temperature in July - Chiba, Japan
  • Average sea temperature in July: 23.8°C

The best month for swimming (with the highest average sea temperature) is August (25.3°C).
The coldest month (with the lowest average sea temperature) is February (14.4°C).

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

Average daylight in July / Average sunshine in July - Chiba, Japan
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 9h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

Average sunshine days in July
Chiba, Japan

Average sunshine days in July - Chiba, Japan
  • Average sunshine days in July: 13 days

The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in July
Chiba, Japan

Average UV index in July - Chiba, Japan
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in July
Chiba, Japan

Average cloud cover in July - Chiba, Japan
  • Average cloud cover in July: 42

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 32).

Average visibility in July
Chiba, Japan

Average visibility in July - Chiba, Japan
  • Average visibility in July: 9km

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

Chiba, Japan

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