Increased likelihood of deterioration of heart and lung function. Outdoor activities should be limited. PM2.5 concentration in Chamba is currently 5.8 times the WHO annual air quality guideline value. The air is clean and pollution poses little or no risk. Acceptable for most people. Chamba weather for 7, 10 and 14 day weather including today, tomorrow and weekend weather - Himachal Pradesh, India Weather in Chamba , Himachal Pradesh in the next 7 days? We provide information on: wind speed, wind direction, atmospheric pressure, temperature, humidity and visibility. Be prepared with the most accurate 10-day forecast for Chamba , Himachal Pradesh with highs, lows, chance of precipitation from The Weather Channel and Weather .com