Best time to visit Kolkata: month-by-month weather (2026)
The highest-scoring months in Kolkata are Jan, Feb, Nov and Dec.
Best months
Jan, Feb, Nov and Dec
Peak season
Jan, Feb, Aug, Nov and Dec
Off season
May, Jun and Jul
Monthly Temperatures (°C)
Monthly Rainfall (mm)
Month-by-Month Guide
Temperature, rainfall and sunshine are measured. The visit score below is derived from those three (design spec §5.3)estimate.
Jan
BestTemp: 14.5°C – 25.4°C
Rain: 23mm
Sunshine: 9.6h/day
Visit score: 10/10
Feb
BestTemp: 18.4°C – 29.3°C
Rain: 27mm
Sunshine: 10.1h/day
Visit score: 10/10
Mar
Temp: 21.8°C – 32.9°C
Rain: 66mm
Sunshine: 10.1h/day
Visit score: 7.6/10
Apr
Temp: 25.4°C – 36.7°C
Rain: 48mm
Sunshine: 10.8h/day
Visit score: 5.6/10
May
Temp: 26.5°C – 35.1°C
Rain: 175mm
Sunshine: 10.1h/day
Visit score: 3.8/10
Jun
Temp: 27.5°C – 34.3°C
Rain: 238mm
Sunshine: 8.6h/day
Visit score: 3.8/10
Jul
Temp: 26.3°C – 31.8°C
Rain: 380mm
Sunshine: 8.6h/day
Visit score: 3.8/10
Aug
Temp: 25.9°C – 31.5°C
Rain: 441mm
Sunshine: 7.4h/day
Visit score: 5.6/10
Sep
Temp: 25.8°C – 31.6°C
Rain: 339mm
Sunshine: 8h/day
Visit score: 5.7/10
Oct
Temp: 24.4°C – 31.5°C
Rain: 189mm
Sunshine: 8.9h/day
Visit score: 5.8/10
Nov
BestTemp: 20.1°C – 29.5°C
Rain: 14mm
Sunshine: 9.9h/day
Visit score: 10/10
Dec
BestTemp: 16.1°C – 25.8°C
Rain: 15mm
Sunshine: 9.2h/day
Visit score: 10/10
When to go, and when not to
The best-rated months to visit Kolkata are January, February, November and December. January brings a high average of 25.4C and a low of 14.5C with just 23mm of rain, while February warms slightly to a 29.3C high with 27mm of rain. November and December stay similarly dry, with 14mm and 15mm of rain respectively, and sunshine hours across these months range from about 9.2 to 10.1 hours a day.
Peak season also includes August, which sees far more rain, 441mm, showing that popularity does not always match ideal weather. The wettest months overall are June, July and August, with July alone averaging 380mm of rain, and April and May bring the highest temperatures of the year, with April reaching a 36.7C high.
Season Guide
Spring
March – May
Mild temperatures and blooming gardens. A great time for sightseeing with fewer crowds than summer.
Packing tips
- · Light layers
- · Rain jacket
- · Comfortable walking shoes
Summer
June – August
Warmest months with the longest days. Peak tourist season in most destinations.
Packing tips
- · Sunscreen
- · Hat
- · Light clothing
- · Refillable water bottle
Autumn
September – November
Cooling temperatures and autumn foliage. Shoulder season with good deals on accommodations.
Packing tips
- · Medium layers
- · Sweater
- · Waterproof jacket
Winter
December – February
Coldest months with shorter days. Holiday markets and winter activities in many cities.
Packing tips
- · Warm coat
- · Scarf and gloves
- · Thermal layers
- · Waterproof boots
Keep reading
Sources
- GeoNames city database — CC BY 4.0, fetched September 14, 2026
- Open-Meteo climate archive — CC BY 4.0, fetched September 21, 2026
AI-written interpretation reviewed against the data above — claude-sonnet-5, generated September 21, 2026. Every number on this page comes from a dataset named here; the formulas are public.