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5-day weather forecast Chennai 20-03-2026

Weather forecast Chennai Friday 20 March 20.03.2026: sunny, temperature from 24 °C to 30 °C.

Precipitation probability 67%. Wind up to 7 m/s (gusts 8.97 m/s). Air humidity 59–82%, atmospheric pressure 756–760 mm Hg, UV index up to 11.4.

Sunrise 06:16
Sunset 18:20
Chart
Table
Type of temperature:
°C
°F
Fri, 20 Mar, 2026
TemperaturePrecipitationCloud coverHumidityPressureWindUV Index
00:00Weather
Clear
26 °C0% 19%74%758 mm HgSSW 197° 2.39 (3.67) m/s0
01:00Weather
Clear
26 °C0% 24%76%758 mm HgS 176° 2 (3.11) m/s0
02:00Weather
Clear
25 °C0% 25%76%758 mm HgSW 215° 1.39 (2.19) m/s0
03:00Weather
Patchy rain possible
25 °C67% (0.03 mm/hr)78%78%758 mm HgWSW 240° 2.31 (3.69) m/s0
04:00Weather
Partly cloudy
24 °C0% 29%80%758 mm HgWSW 240° 2.69 (4.28) m/s0
05:00Weather
Patchy rain possible
24 °C74% (0.01 mm/hr)75%81%758 mm HgWSW 254° 2.5 (4) m/s0
06:00Weather
Sunny
24 °C0% 12%82%758 mm HgW 261° 2.19 (3.5) m/s0.1
07:00Weather
Sunny
25 °C0% 15%78%759 mm HgSW 224° 2.61 (3.61) m/s0.9
08:00Weather
Sunny
26 °C0% 15%74%760 mm HgSW 225° 2.11 (2.72) m/s2.9
09:00Weather
Sunny
27 °C0% 14%69%760 mm HgSSW 197° 1.61 (2) m/s5.8
10:00Weather
Sunny
28 °C0% 8%64%760 mm HgS 171° 2.61 (3.22) m/s9.1
11:00Weather
Sunny
29 °C0% 5%61%758 mm HgSSE 148° 3.61 (4.47) m/s11.3
12:00Weather
Sunny
30 °C0% 5%59%758 mm HgSE 139° 4.61 (5.28) m/s11.4
13:00Weather
Sunny
30 °C0% 9%59%757 mm HgSE 137° 5.89 (6.78) m/s9.7
14:00Weather
Sunny
30 °C0% 9%61%756 mm HgSE 136° 6.81 (7.83) m/s6.5
15:00Weather
Sunny
29 °C0% 11%64%756 mm HgSE 134° 6.61 (7.58) m/s3.5
16:00Weather
Sunny
29 °C0% 9%66%756 mm HgSE 138° 7 (8.39) m/s1.3
17:00Weather
Sunny
28 °C0% 7%70%756 mm HgSE 138° 7 (8.97) m/s0.2
18:00Weather
Patchy rain possible
28 °C77% (0.01 mm/hr)82%76%757 mm HgSE 139° 6 (8.36) m/s0
19:00Weather
Clear
27 °C0% 6%77%758 mm HgSE 124° 4.11 (5.75) m/s0
20:00Weather
Clear
28 °C0% 4%77%758 mm HgSE 131° 5.31 (7.39) m/s0
21:00Weather
Clear
27 °C0% 3%79%758 mm HgSE 142° 5.81 (8.25) m/s0
22:00Weather
Clear
27 °C0% 4%79%758 mm HgSSE 150° 5.11 (7.33) m/s0
23:00Weather
Clear
27 °C0% 12%79%758 mm HgSSE 155° 4.19 (6.11) m/s0

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology

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