Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September indicates a minor shift in the average high-temperature, from August's tropical 31.5°C (88.7°F) to a warm 27.2°C (81°F). Musashino cools down to an average low-temperature of 21.2°C (70.2°F) throughout the month of September.Heat index
For most parts of September, the heat index is evaluated at 29°C (84.2°F). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.Consider that heat index readings are for situations in the shade and light wind. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity is 72%.Rainfall
In Musashino, in September, during 11.4 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Musashino, Japan, during the entire year, the rain falls for 113.9 days and collects up to 334mm (13.15") of precipitation.Snowfall
In Musashino, snow does not fall in April through December.Daylight
The average length of the day in September in Musashino, Japan, is 12h and 25min.On the first day of September in Musashino, sunrise is at 05:13 and sunset at 18:09. On the last day of the month, sunrise is at 05:35 and sunset at 17:27 JST.
Sunshine
In Musashino, the average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Undertake precautions - Guarding against sun damage is counselled. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are September temperatures in Musashino?
What is the average humidity in September in Musashino?
How much does it rain in Musashino in September?
When it does not snow in Musashino?
What is the average length of the day in September in Musashino?
When is the sunrise / sunset in September in Musashino?
How many hours of sunshine does Musashino have in September?
What is the UV index reading in September in Musashino?
Average temperature in September
Musashino, Japan
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is August (31.5°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in September: 21.2°C
The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (2.5°C).
Average pressure in September
Musashino, Japan
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in September
Musashino, Japan
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is April (14.2km/h).
The calmest month (with the lowest average wind speed) is November (11.2km/h).
Average humidity in September
Musashino, Japan
- Average humidity in September: 72%
The month with the highest relative humidity is July (75%).
The month with the lowest relative humidity is January (58%).
Average rainfall in September
Musashino, Japan
- Average rainfall in September: 42mm
The wettest month (with the highest rainfall) is October (45mm).
The driest month (with the least rainfall) is February (9mm).
Average rainfall days in September
Musashino, Japan
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is December (4.1 days).
Average snowfall in September
Musashino, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Musashino, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Musashino, Japan
- Average daylight in September: 12h 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 September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).
Average sunshine days in September
Musashino, Japan
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is December (25.3 days).
The month with the least sunshine days is June (13.7 days).
Average UV index in September
Musashino, Japan
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Musashino, Japan
- Average cloud cover in September: 39
The months with the most cloud cover are June and October (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 27).
Average visibility in September
Musashino, Japan
- Average visibility in September: 10km
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).
Musashino, Japan
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