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
September
Weather in September
Temperature
September's presence marks an average high-temperature of a still moderately hot 25.8°C (78.4°F), subtly varied from August's 28.3°C (82.9°F). Iwada reports an average low temperature of 22°C (71.6°F) in September, a minor decrease from the day's highs.Humidity
In Iwada, Japan, the average relative humidity in September is 79%.Rainfall
In Iwada, in September, it is raining for 18.3 days, with typically 187mm (7.36") of accumulated precipitation. In Iwada, during the entire year, the rain falls for 173.1 days and collects up to 1390mm (54.72") of precipitation.Snowfall
In Iwada, snow does not fall in March through November.Daylight
The average length of the day in September in Iwada is 12h and 23min.On the first day of September in Iwada, Japan, sunrise is at 05:32 and sunset at 18:24. On the last day of the month, sunrise is at 05:51 and sunset at 17:44 JST.
Sunshine
The average sunshine in September in Iwada, Japan, is 9.1h.UV index
In Iwada, 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 rays for average individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. 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
What are September temperatures in Iwada?
What is the average humidity in September in Iwada?
How much does it rain in Iwada in September?
When it does not snow in Iwada?
What is the average length of the day in September in Iwada?
What time are sunrise and sunset in September in Iwada?
How long on average sun shines in September in Iwada?
How high is the UV index in September in Iwada?
Average temperature in September
Iwada, Japan
- Average high temperature in September: 25.8°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in September: 22°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in September
Iwada, Japan
- Average pressure in September: 1012.1mbar
The months with the highest atmospheric pressure are January and February (1019.3mbar).
The month with the lowest atmospheric pressure is June (1008.7mbar).
Average wind speed in September
Iwada, Japan
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is January (21.6km/h).
The calmest month (with the lowest average wind speed) is July (12.6km/h).
Average humidity in September
Iwada, Japan
- Average humidity in September: 79%
The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is January (70%).
Average rainfall in September
Iwada, Japan
- Average rainfall in September: 187mm
The wettest month (with the highest rainfall) is July (226mm).
The driest month (with the least rainfall) is January (41mm).
Average rainfall days in September
Iwada, Japan
- Average rainfall days in September: 18.3 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Iwada, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Iwada, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Iwada, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in September
Iwada, Japan
- Average sunshine days in September: 9.7 days
The month with the most sunshine days is May (18 days).
The month with the least sunshine days is August (5.5 days).
Average UV index in September
Iwada, Japan
- Average UV index in September: 5
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 September
Iwada, Japan
- Average cloud cover in September: 36
The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is November (Cloud cover 29).
Average visibility in September
Iwada, 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).
