Kolkata Weather Update: Residents of Kolkata are bracing for a humid and unsettled week, with heat, intense humidity, and intermittent rainfall shaping the city’s weather story. The regional weather forecast suggests a classic monsoon transition—marked by sporadic showers, rising moisture, and periods of atmospheric volatility.
Weather for Kolkata, India:
Current Conditions: Mostly cloudy, 94°F (34°C)
Daily Forecast:
- Saturday, June 14: Low: 81°F (27°C), High: 95°F (35°C), Description: Mostly cloudy with a bit of rain
- Sunday, June 15: Low: 81°F (27°C), High: 95°F (35°C), Description: A brief morning shower or two; otherwise, some sun, then turning cloudy
- Monday, June 16: Low: 80°F (26°C), High: 92°F (33°C), Description: Cloudy with occasional rain followed by a steadier rain
- Tuesday, June 17: Low: 80°F (26°C), High: 88°F (31°C), Description: Cloudy with occasional rain
- Wednesday, June 18: Low: 80°F (26°C), High: 88°F (31°C), Description: Periods of rain
- Thursday, June 19: Low: 80°F (27°C), High: 87°F (31°C), Description: Rain at times
- Friday, June 20: Low: 85°F (29°C), High: 94°F (34°C), Description: A thick cloud cover; a couple of morning showers followed by a little rain in the afternoon
Kolkata Weather Update: Current Conditions & June Climate Context
- Temperatures: Daytime highs will hover between 31 °C and 35 °C, with overnight lows in the 26 °C–29 °C range. The intense humidity drives the “feels like” temperature to nearly 41 °C.
- Humidity: Persistently high (70%–90%), creating muggy conditions even without rain. The heat indices will be uncomfortable .
- Rainfall: June in Kolkata averages 14–16 rainy days and around 277 mm of precipitation.
Rain Outlook: Intermittent to Intense Showers Ahead
June 15–20 features a series of rain events:
- June 15 (Sun): Morning showers expected, followed by cloud cover; nearly 80% humidity.
- June 16–19: Cloudy skies with periodic to steady rain; thunderstorms likely.
- June 20 (Fri): Thick cloud cover with morning showers turning intermittent rain by afternoon.
A pair of cyclonic circulations over North Odisha and the central Bay of Bengal is expected to escalate rainfall intensity from June 16 onward.
Monsoon Update: Advance Through Bengal in Progress
- The southwest monsoon has been stagnant since May 29 but is poised to advance into southern Bengal and Kolkata by June 16–17.
- Meteorologists caution that while north Bengal already saw early monsoon onset, south Bengal and Kolkata lagged but will catch up during this mid-June weather phase.
Heat & Humidity: A Muggy Duo
- Effects of high humidity and heat amplify health and comfort strain. On June 12, Kolkata recorded highs of 36.5 °C with 87% humidity—creating a “feels like” atmospheric burden.
- Heatwaves across northern India escalated heat index to 54.4 °C on June 12, while Kolkata lingered in the humid mid-30s, elevating local heatwave concerns.
Health Implications & Well-being Tips
Health Risks:
- Elevated heat index + humidity increases risk of heat stress, dehydration, and heat exhaustion.
- High humidity contributes to respiratory discomfort, especially for vulnerable groups.
Suggested Precautions:
- Hydrate frequently; prioritize water and electrolyte-rich fluids.
- Avoid direct sunlight between 11 AM–3 PM.
- Wear lightweight, breathable fabrics and use fans or air conditioning.
- Stay alert to weather updates, especially before heading out for rains or storms.
- Keep umbrellas, raincoats, waterproof shoes, and first-aid ready.
Daily Breakdown & Activities Guide
| Date | Forecast | Suggested Activities |
|---|---|---|
| June 14–15 | Warm, humid with showers | Enjoy indoors; minor outdoor tasks post-shower |
| June 16–18 | Rainier days with cloud cover, storms | Favor indoor plans; explore museums or cafes; stay dry and safe |
| June 19–20 | Cloudy with intermittent showers | Light outdoor use; keep waterproofs accessible |
| June 21+ | Frequent thunderstorms | Avoid flood-prone areas; plan in-city indoor experiences |
Localized Impacts: Urban Life & Infrastructure
- Traffic delays from waterlogging due to heavy rains.
- Commuter challenges as rains strain local transit and metro operations.
- Power fluctuations from lightning; recommend voltage stabilizers.
- Air quality improvements during rain spells, offset by post-rain surge in mold and dampness—mask use advised for allergy sufferers.
Broader Climatic Perspective
- Kolkata’s Köppen climate type Aw features hot, humid summers and monsoon rains from June to September
- Average monthly sunshine during June is ~9 hours, modified by cloudiness and rain
- The current 2025 India–Pakistan heat wave aggravated heat intensity in May-June, delaying monsoon onset over northern and central regions.
Mental Health and Heat: A Hidden Challenge
A study on heat and mental health underscores how humidity exacerbates stress and anxiety in urban populations, revealing elevated depression risks during severe heat waves . As the monsoon sets in, the sudden weather shift may inadvertently affect mood and mental well-being—highlighting the need for community awareness and support.
Visibility & Safety Alerts
- Minor visibility drops during light showers may affect driving and walking conditions—use low beam lights and slow down.
- Watch for lightning risks during thunderstorms: maintain distance from tall structures, trees, and outdoor metal objects.
- Stay indoors during acute weather changes or umbrella-deployable showers.
Final Thoughts: Stay Prepared & Weather-Wise
Kolkata’s weather through June 20 reflects a season in transition: sweltering heat meets infrequent yet intensifying rains. Urban dwellers should balance their routines between indoor comfort and mindful forays outdoors—prepared with essentials like water, protective gear, and reliable weather updates.
- Pro tip: Use IMD or local apps for live rain alerts.
- Ensure your kit includes umbrella, raincoat, LED torch, and portable charger.
- Monitor the forecast daily—especially if you rely on the monsoon for travel or agriculture.
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