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
A subtle shift in Numata's weather is observed as August turns into September, with the average high temperature reducing from a moderately hot 27.1°C (80.8°F) to an agreeable 22.5°C (72.5°F). Numata experiences a steady low-temperature of 14.1°C (57.4°F) throughout September.Humidity
In Numata, the average relative humidity in September is 82%.Rainfall
In Numata, in September, it is raining for 17.4 days, with typically 71mm (2.8") of accumulated precipitation. In Numata, during the entire year, the rain falls for 190.1 days and collects up to 941mm (37.05") of precipitation.Snowfall
In Numata, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 05:15 and sunset at 18:12. On the last day of the month, sunrise is at 05:38 and sunset at 17:29 JST.
Sunshine
In Numata, Japan, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September in Numata is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Numata in September?
What is the average humidity in September in Numata?
How many days does it rain in September in Numata?
When it does not snow in Numata?
What is the average length of the day in September in Numata?
What time are sunrise and sunset in September in Numata?
How long on average sun shines in September in Numata?
What is the UV index reading in September in Numata?
Average temperature in September
Numata, Japan
- Average high temperature in September: 22.5°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (1.1°C).
- Average low temperature in September: 14.1°C
The month with the highest average low temperature is August (18.4°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).
Average pressure in September
Numata, Japan
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is November (1018.9mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in September
Numata, Japan
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is January (10.8km/h).
The calmest month (with the lowest average wind speed) is July (5.2km/h).
Average humidity in September
Numata, Japan
- Average humidity in September: 82%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Numata, Japan
- Average rainfall in September: 71mm
The wettest month (with the highest rainfall) is July (153mm).
The driest month (with the least rainfall) is February (39mm).
Average rainfall days in September
Numata, Japan
- Average rainfall days in September: 17.4 days
The month with the highest number of rainy days is July (25.5 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Numata, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (319mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Numata, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Numata, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are May and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in September
Numata, Japan
- Average sunshine days in September: 9.6 days
The month with the most sunshine days is May (13.1 days).
The month with the least sunshine days is August (3.8 days).
Average UV index in September
Numata, Japan
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Numata, Japan
- Average cloud cover in September: 41
The month with the most cloud cover is July (Cloud cover 48).
The month with the least cloud cover is November (Cloud cover 29).
Average visibility in September
Numata, Japan
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).
Numata, Japan
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