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 sea temperature 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
Ratnagiri, India, marks the arrival of September with an average high-temperature of a still moderately hot 28.1°C (82.6°F), hardly different from August's 27.3°C (81.1°F). Ratnagiri records a consistent average nighttime temperature of 24.4°C (75.9°F) in September, slightly lower than the daytime high.Heat index
The heat index value during September is computed to be a hot 33°C (91.4°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity is 84%.Rainfall
In Ratnagiri, during September, the rain falls for 23.6 days and regularly aggregates up to 147mm (5.79") of precipitation. In Ratnagiri, during the entire year, the rain falls for 148.8 days and collects up to 1260mm (49.61") of precipitation.Sea temperature
In Ratnagiri, the average seawater temperature in September is 28.3°C (82.9°F).Note: Swimming, diving, and other water-related activities in temperatures between 25°C (77°F) and 29°C (84.2°F) are considered highly enjoyable and satisfying for longer durations without uneasiness.
Daylight
The average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 6:23 am and sunset at 6:50 pm. On the last day of September, sunrise is at 6:26 am and sunset at 6:26 pm IST.
Sunshine
The average sunshine in September in Ratnagiri, India, is 7.4h.UV index
January through May, September through December, with an average maximum UV index of 7, are months with the highest UV index in Ratnagiri. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Caution! The reflection of sand and water significantly amplifies the Sun's UV radiation.
Frequently asked questions
How hot is it in Ratnagiri in September?
What is the average humidity in September in Ratnagiri?
How many days does it rain in September in Ratnagiri?
How warm is the water in September in Ratnagiri?
How many hours of daylight does Ratnagiri have in September?
When is the sunrise / sunset in September in Ratnagiri?
How long on average sun shines in September in Ratnagiri?
What is the month with the highest UV index in Ratnagiri?
What is the UV index reading in September in Ratnagiri?
Average temperature in September
Ratnagiri, India
- Average high temperature in September: 28.1°C
The warmest month (with the highest average high temperature) is April (32.5°C).
The months with the lowest average high temperature are July and August (27.3°C).
- Average low temperature in September: 24.4°C
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (22°C).
Average pressure in September
Ratnagiri, India
- Average pressure in September: 1008.8mbar
The month with the highest atmospheric pressure is January (1013.2mbar).
The months with the lowest atmospheric pressure are June and July (1006.4mbar).
Average wind speed in September
Ratnagiri, India
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is July (17.7km/h).
The calmest month (with the lowest average wind speed) is October (9.2km/h).
Average humidity in September
Ratnagiri, India
- Average humidity in September: 84%
The month with the highest relative humidity is August (87%).
The months with the lowest relative humidity are January and February (56%).
Average rainfall in September
Ratnagiri, India
- Average rainfall in September: 147mm
The wettest month (with the highest rainfall) is June (344mm).
The driest months (with the least rainfall) are January and February (0mm).
Average rainfall days in September
Ratnagiri, India
- Average rainfall days in September: 23.6 days
The month with the highest number of rainy days is August (29.3 days).
The month with the least rainy days is February (0.2 days).
Average sea temperature in September
Ratnagiri, India
- Average sea temperature in September: 28.3°C
The best months for swimming (with the highest average sea temperature) are May and June (29.7°C).
The coldest month (with the lowest average sea temperature) is January (26.8°C).
Average daylight in September /
Average sunshine in September
Ratnagiri, India
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is February (Average sunshine: 10h and 0min).
The month with the least sunshine is July (Average sunshine: 4h and 12min).
Average sunshine days in September
Ratnagiri, India
- Average sunshine days in September: 4.5 days
The month with the most sunshine days is January (30 days).
The month with the least sunshine days is August (1.4 days).
Average UV index in September
Ratnagiri, India
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, September, October, November and December (UV index 7).
The months with the lowest UV index are June, July and August (UV index 6).
Average cloud cover in September
Ratnagiri, India
- Average cloud cover in September: 49
The month with the most cloud cover is July (Cloud cover 73).
The month with the least cloud cover is February (Cloud cover 4).
Average visibility in September
Ratnagiri, India
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, September, October, November and December (10km).
The months with the lowest visibility are June, July and August (9km).
Ratnagiri, India
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