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 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
With September's arrival, Haldwani notes an average high-temperature of a still warm 28.9°C (84°F), closely following the trend of the preceding month. Throughout the month of September, Haldwani sees a steady low-temperature average of 20.1°C (68.2°F).Heat index
The heat index value during September is evaluated at a hot 34°C (93.2°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Humidity
The average relative humidity in September is 77%.Rainfall
In Haldwani, India, in September, it is raining for 22.4 days, with typically 158mm (6.22") of accumulated precipitation. In Haldwani, during the entire year, the rain falls for 139.5 days and collects up to 1020mm (40.16") of precipitation.Daylight
In September, the average length of the day is 12h and 20min.On the first day of September in Haldwani, India, sunrise is at 5:49 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 5:58 pm IST.
Sunshine
The average sunshine in September in Haldwani is 10.2h.UV index
In Haldwani, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 6 translates into these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Haldwani during September?
What is the average humidity in September in Haldwani?
How many days does it rain in September in Haldwani?
How many hours of daylight does Haldwani have in September?
When are sunrise and sunset in September in Haldwani?
How long on average sun shines in September in Haldwani?
What is the UV index reading in September in Haldwani?
Average temperature in September
Haldwani, India
- Average high temperature in September: 28.9°C
The warmest months (with the highest average high temperature) are May and June (35.9°C).
The month with the lowest average high temperature is January (19°C).
- Average low temperature in September: 20.1°C
The month with the highest average low temperature is June (23.8°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).
Average pressure in September
Haldwani, India
- Average pressure in September: 1007.7mbar
The month with the highest atmospheric pressure is January (1017.8mbar).
The month with the lowest atmospheric pressure is July (1002.1mbar).
Average wind speed in September
Haldwani, India
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is April (10.5km/h).
The calmest months (with the lowest average wind speed) are August and September (6.4km/h).
Average humidity in September
Haldwani, India
- Average humidity in September: 77%
The month with the highest relative humidity is August (80%).
The month with the lowest relative humidity is April (28%).
Average rainfall in September
Haldwani, India
- Average rainfall in September: 158mm
The wettest month (with the highest rainfall) is July (314mm).
The driest month (with the least rainfall) is November (1mm).
Average rainfall days in September
Haldwani, India
- Average rainfall days in September: 22.4 days
The month with the highest number of rainy days is August (30 days).
The month with the least rainy days is November (0.9 days).
Average daylight in September /
Average sunshine in September
Haldwani, India
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is May (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 12min).
Average sunshine days in September
Haldwani, India
- Average sunshine days in September: 3.9 days
The month with the most sunshine days is December (29.5 days).
The month with the least sunshine days is August (0.6 days).
Average UV index in September
Haldwani, India
- Average UV index in September: 6
The months with the highest UV index are April, May and June (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).
Average cloud cover in September
Haldwani, India
- Average cloud cover in September: 28
The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 5).
Average visibility in September
Haldwani, India
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).
