July weather forecastPerumanallur, India
July
Weather in July
July, the same as June, in Perumanallur, India, is another tropical rainy (monsoon) season month, with an average temperature ranging between min 24°C (75.2°F) and max 33.3°C (91.9°F).Temperature
The advent of July sees the average high-temperature at a still tropical 33.3°C (91.9°F), subtly shifted from June's 33.7°C (92.7°F). Perumanallur, during the month of July, experiences an average low-temperature of 24°C (75.2°F).Heat index
Throughout July, the heat index is evaluated at a scorching 41°C (105.8°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
In July, the average relative humidity is 62%.Rainfall
In Perumanallur, in July, it is raining for 13.7 days, with typically 31mm (1.22") of accumulated precipitation. In Perumanallur, during the entire year, the rain falls for 176.8 days and collects up to 769mm (30.28") of precipitation.Daylight
The average length of the day in July in Perumanallur is 12h and 43min.On the first day of the month, sunrise is at 6:01 am and sunset at 6:47 pm. On the last day of July, sunrise is at 6:08 am and sunset at 6:45 pm IST.
Sunshine
In July, the average sunshine is 9h.UV index
In July, the average daily maximum UV index in Perumanallur is 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 7 in July leads to these recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Perumanallur, India
- Average high temperature in July: 33.3°C
The warmest month (with the highest average high temperature) is April (37.7°C).
The month with the lowest average high temperature is December (28.5°C).
- Average low temperature in July: 24°C
The month with the highest average low temperature is May (25.9°C).
The coldest month (with the lowest average low temperature) is January (19.1°C).
Average pressure in July
Perumanallur, India
- Average pressure in July: 1008.3mbar
The month with the highest atmospheric pressure is January (1013.5mbar).
The month with the lowest atmospheric pressure is June (1008mbar).
Average wind speed in July
Perumanallur, India
- Average wind speed in July: 20.5km/h
The windiest month (with the highest average wind speed) is June (20.6km/h).
The calmest month (with the lowest average wind speed) is November (6.5km/h).
Average humidity in July
Perumanallur, India
- Average humidity in July: 62%
The month with the highest relative humidity is November (78%).
The months with the lowest relative humidity are March and April (50%).
Average rainfall in July
Perumanallur, India
- Average rainfall in July: 31mm
The wettest month (with the highest rainfall) is October (193mm).
The driest month (with the least rainfall) is January (10mm).
Average rainfall days in July
Perumanallur, India
- Average rainfall days in July: 13.7 days
The month with the highest number of rainy days is October (23 days).
The month with the least rainy days is February (5 days).
Average daylight in July /
Average sunshine in July
Perumanallur, India
- Average daylight in July: 12h and 42min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in July: 9h and 0min
The month with the most sunshine is May (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in July
Perumanallur, India
- Average sunshine days in July: 15.5 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is October (6.4 days).
Average UV index in July
Perumanallur, India
- Average UV index in July: 7
The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are January, October, November and December (UV index 6).
Average cloud cover in July
Perumanallur, India
- Average cloud cover in July: 34
The month with the most cloud cover is November (Cloud cover 43).
The month with the least cloud cover is February (Cloud cover 15).
Average visibility in July
Perumanallur, India
- Average visibility in July: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August and September (10km).
The months with the lowest visibility are October, November and December (9km).





