Monthly climate guide
Kolkata weather in May
With highs near 38°C (100°F) and lows around 27°C (80°F), May feels very hot in Kolkata. Rainfall averages about 140 mm (wet) and the sky is often cloudy. Daytime highs are about the same as April and 4°C warmer than June.
What stands out in May
- Nights stay warm, rarely below 27°C — air-conditioning helps.
- Just 320 km apart, but Kolkata runs about 2°C cooler than Ranchi this month.
- It cools down fast from here: June is about 4°C cooler.
- Only one month is warmer in Kolkata than May.
Avg high
38°C
100°F
Avg low
27°C
80°F
Rainfall
140 mm
wet
Humidity
68%
relative
Sky
61%
cloud · often cloudy
Kolkata weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 25°C / 77°F | 11°C / 51°F | 15 mm | 65% | 26% |
| February | 30°C / 86°F | 15°C / 59°F | 28 mm | 58% | 29% |
| March | 35°C / 95°F | 20°C / 68°F | 30 mm | 57% | 33% |
| April | 39°C / 101°F | 25°C / 77°F | 60 mm | 60% | 46% |
| May | 38°C / 100°F | 27°C / 80°F | 140 mm | 68% | 61% |
| June | 34°C / 93°F | 27°C / 81°F | 226 mm | 79% | 81% |
| July | 32°C / 89°F | 27°C / 80°F | 365 mm | 86% | 89% |
| August | 31°C / 88°F | 26°C / 79°F | 341 mm | 89% | 87% |
| September | 31°C / 87°F | 26°C / 78°F | 237 mm | 89% | 75% |
| October | 30°C / 86°F | 23°C / 73°F | 130 mm | 83% | 47% |
| November | 28°C / 82°F | 16°C / 62°F | 27 mm | 78% | 23% |
| December | 25°C / 76°F | 12°C / 53°F | 10 mm | 73% | 28% |
What to pack for May
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is May a good time to visit Kolkata?
Compare the months in the chart above to find your ideal window.
Best time to visit Kolkata →Other India cities in May
Cite or embed this data
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Kolkata weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/india/kolkata/may
<a href="https://weathercompare.eu/weather/india/kolkata/may">Kolkata weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/india/kolkata" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Kolkata weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/india/kolkata/may">Kolkata weather in May</a> – WeatherCompare</p>
Kolkata in May: quick answers
Is May a good time to visit Kolkata?
It can be, if you like heat: May highs in Kolkata are around 38°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Kolkata in May?
Average highs are about 38°C (100°F) and average lows about 27°C (80°F), based on 10 years of daily data.
Does it rain a lot in Kolkata in May?
Kolkata typically gets around 140 mm of rain in May — wet.
Figures are long-term averages for the area around Kolkata (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.