July weather forecastOppamacho, Japan
July
Weather in July
July, the same as June, is a moderately hot summer month in Oppamacho, Japan, with an average temperature fluctuating between 23.4°C (74.1°F) and 27.2°C (81°F).Temperature
The shift into July brings a slight increase in the average high-temperature, moving from a moderately hot 23.4°C (74.1°F) in June to a still warm 27.2°C (81°F). July nights in Oppamacho document an average temperature reading of 23.4°C (74.1°F).Heat index
The heat index value during July is calculated to be a hot 31°C (87.8°F). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.Always consider that heat index estimations are for light winds and places in the shade. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
With an average relative humidity of 83%, July is the most humid month in Oppamacho.Rainfall
In Oppamacho, in July, during 14 rainfall days, 91mm (3.58") of precipitation is typically accumulated. Throughout the year, there are 150.9 rainfall days, and 867mm (34.13") of precipitation is accumulated.Snowfall
In Oppamacho, snow does not fall in April through December.Daylight
The average length of the day in July in Oppamacho is 14h and 17min.On the first day of the month, sunrise is at 04:30 and sunset at 19:00. On the last day of July, in Oppamacho, sunrise is at 04:49 and sunset at 18:46 JST.
Sunshine
In Oppamacho, the average sunshine in July is 9.8h.UV index
With an average maximum UV index of 7, July is the month with the highest UV index in Oppamacho. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In July, the maximum UV index of 7 translates into these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Oppamacho, Japan
- Average high temperature in July: 27.2°C
The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in July: 23.4°C
The month with the highest average low temperature is August (25.3°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in July
Oppamacho, Japan
- Average pressure in July: 1009.8mbar
The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in July
Oppamacho, Japan
- Average wind speed in July: 17.5km/h
The windiest month (with the highest average wind speed) is March (20.8km/h).
The calmest month (with the lowest average wind speed) is June (15.9km/h).
Average humidity in July
Oppamacho, Japan
- Average humidity in July: 83%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is January (61%).
Average rainfall in July
Oppamacho, Japan
- Average rainfall in July: 91mm
The wettest month (with the highest rainfall) is October (119mm).
The driest months (with the least rainfall) are February and December (39mm).
Average rainfall days in July
Oppamacho, Japan
- Average rainfall days in July: 14 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in July
Oppamacho, Japan
- Average snowfall in July: 0mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in July
Oppamacho, Japan
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in July /
Average sunshine in July
Oppamacho, Japan
- Average daylight in July: 14h and 18min
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 48min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in July
Oppamacho, Japan
- Average sunshine days in July: 15.7 days
The month with the most sunshine days is January (23.2 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in July
Oppamacho, 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 and December (UV index 3).
Average cloud cover in July
Oppamacho, Japan
- Average cloud cover in July: 36
The months with the most cloud cover are March, June and October (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in July
Oppamacho, Japan
- Average visibility in July: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





