April weather forecastMannivakkam, India
April
Weather in April
April, like March, is a hot pre-monsoon summer month in Mannivakkam, India, with an average temperature ranging between max 34.8°C (94.6°F) and min 27.3°C (81.1°F).Temperature
As Mannivakkam welcomes April, the average high-temperature is noted at a still tropical 34.8°C (94.6°F), closely aligning with the preceding month. In the month of April, Mannivakkam experiences an average low-temperature of 27.3°C (81.1°F).Heat index
For most parts of April, the heat index is calculated to be a burning hot 49°C (120.2°F). Stay vigilant: Heat cramps along with heat exhaustion are expected. Heatstroke may follow prolonged exertion.Be advised, the heat index considers values for conditions in shade and with a light breeze. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. The body is at risk of dehydration and related complications when it fails to shed excessive heat.
Humidity
In April, the average relative humidity is 68%.Rainfall
In April, in Mannivakkam, the rain falls for 4.3 days. Throughout April, 10mm (0.39") of precipitation is accumulated. In Mannivakkam, during the entire year, the rain falls for 169.2 days and collects up to 825mm (32.48") of precipitation.Daylight
In Mannivakkam, the average length of the day in April is 12h and 25min.On the first day of April in Mannivakkam, sunrise is at 6:05 am and sunset at 6:21 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 6:24 pm IST.
Sunshine
In Mannivakkam, the average sunshine in April is 11.2h.UV index
April through July, with an average maximum UV index of 8, are months with the highest UV index in Mannivakkam, India. A UV Index estimate of 8 to 10 represents a very high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 8 during April morphs into the following directions:
Take all necessary measures. Eyes and skin are at risk if left unprotected. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Mannivakkam, India
- Average high temperature in April: 34.8°C
The warmest month (with the highest average high temperature) is May (36.8°C).
The month with the lowest average high temperature is December (27.9°C).
- Average low temperature in April: 27.3°C
The month with the highest average low temperature is May (29.4°C).
The coldest month (with the lowest average low temperature) is January (22.6°C).
Average pressure in April
Mannivakkam, India
- Average pressure in April: 1008.4mbar
The month with the highest atmospheric pressure is January (1013.6mbar).
The month with the lowest atmospheric pressure is June (1004.2mbar).
Average wind speed in April
Mannivakkam, India
- Average wind speed in April: 16.2km/h
The windiest month (with the highest average wind speed) is May (17.3km/h).
The calmest month (with the lowest average wind speed) is October (11.6km/h).
Average humidity in April
Mannivakkam, India
- Average humidity in April: 68%
The months with the highest relative humidity are November and December (76%).
The month with the lowest relative humidity is June (58%).
Average rainfall in April
Mannivakkam, India
- Average rainfall in April: 10mm
The wettest month (with the highest rainfall) is November (191mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in April
Mannivakkam, India
- Average rainfall days in April: 4.3 days
The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is February (3.4 days).
Average daylight in April /
Average sunshine in April
Mannivakkam, India
- Average daylight in April: 12h and 24min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in April: 11h and 12min
The month with the most sunshine is May (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 12min).
Average sunshine days in April
Mannivakkam, India
- Average sunshine days in April: 25.3 days
The month with the most sunshine days is March (25.8 days).
The month with the least sunshine days is September (3.5 days).
Average UV index in April
Mannivakkam, India
- Average UV index in April: 8
The months with the highest UV index are April, May, June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 6).
Average cloud cover in April
Mannivakkam, India
- Average cloud cover in April: 13
The month with the most cloud cover is August (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 13).
Average visibility in April
Mannivakkam, India
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





