Heat Index Calculator

🌡️ Heat Index Calculator


How to Use the Heat Index Calculator Tool

🔧 Step-by-Step Guide

  1. Open the Tool
    Go to your blog page where the Heat Index Calculator is embedded.
  2. Enter Air Temperature (°C)
    • Use a thermometer or weather app.
    • Example: If it’s 34°C outside, enter 34 in the “Air Temperature” field.
  3. Enter Relative Humidity (%)
    • Use a digital hygrometer or weather data.
    • Example: If humidity is 65%, enter 65 in the “Relative Humidity” field.
  4. Click the “Calculate Heat Index” Button
    • The tool will instantly calculate how hot it feels (not just the air temperature).
  5. Read the Result
    • The result will show:
      • Heat Index in °C
      • A color-coded safety warning to indicate the risk level:
        • 🟢 Safe: No risk
        • 🟡 Caution: Drink water, short breaks needed
        • 🟠 Danger: Heat exhaustion/cramps possible
        • 🔴 Extreme Danger: Risk of heatstroke

📋 Example

🔹 Temperature: 35°C
🔹 Humidity: 70%
🔹 Result: Heat Index = 52.2°C 🔴 (Extreme Danger)
🔔 Action: Move to shade, drink water, and monitor workers for signs of heat stress.


🧊 Safety Tips Based on Heat Index

Heat Index (°C)Risk LevelSafety Measures
< 27°C🟢 SafeNormal activity
27–32°C🟡 CautionRest in shade, hydrate
32–41°C🟠 DangerLimit work, increase breaks, monitor
> 41°C🔴 Extreme DangerStop work, emergency measures if needed

🎯 Why This Tool is Important

  • Helps prevent heat stress and heatstroke
  • Supports outdoor worker safety
  • Assists in complying with occupational health laws

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