Best Heat Index And Wind Chill Apps

250+ iOS apps curated and reviewed

3.8 avg rating
17 free apps
Updated August 2026

Every iPhone needs a few good heat index and wind chill apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Heat Index And Wind Chill Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Heat Index and Wind ChillHeat Index and Wind ChillFree2.6★ (7)YesNoJun 2026
2Heat SafetyHeat SafetyFree4.6★ (1.8K)YesYesAug 2026
3Wind Chill & Heat IndexWind Chill & Heat IndexFreeYesYesJul 2026
4Wind Chill & Humid CalculatorsWind Chill & Humid CalculatorsFree4.2★ (25)YesYesAug 2026
5Heat Index Calculator - CalcHeat Index Calculator - CalcFree4.0★ (1)YesYesMay 2026
6HeatAlert: Heat Stress IndexHeatAlert: Heat Stress IndexFree3.6★ (11)NoNoJul 2026
7Wind Chill Calculator - CalcWind Chill Calculator - CalcFree4.4★ (527)YesYesJul 2026
8Heat Index Calculator ProHeat Index Calculator ProFree4.7★ (69)YesYesAug 2026

Top Picks for Heat Index And Wind Chill

Heat Safety#2

Heat Safety by Qvyshift LLC

Heat Conditions and Forecasts
Strong Contender
☀️ Weather
4.6😞(1.8K ratings)
FreeAdsIn-App Purchases
#36in Weather
Heat Safety screenshot 1
Heat Safety screenshot 2
Heat Safety screenshot 3
Heat Safety screenshot 4
Heat Safety screenshot 5

This tool helps prevent heat-related illnesses for outdoor workers by providing heat index and wet bulb temperature data. It offers current conditions and forecasts for US locations, using standardized risk level categorizations to help plan work activities and ensure safety.

What We Love

  • 👍 Straightforward, simple graphics
  • 🚀 Works great initially
  • 💡 Useful for understanding heat index/wet bulb temps

Room to Improve

  • 🐛 Suddenly stops working/retrieving info
  • 🐛 Inconsistent performance, won't give readings sometimes
  • 🐛 Crashes frequently when trying to get heat assessment

More Heat Index And Wind Chill apps to explore

4
Wind Chill & Humid Calculators
Wind Chill & Humid Calculators
Wind Chill & Humid Calculators
Wind Chill & Humidex
Free

Instantly understand how the weather truly feels with this app. It converts real weather data into feels-like temperatures, calculating both wind chill for cold conditions and humidex for heat. Stay safe and informed during outdoor activities.

Calculate wind chillCalculate humidexShows feels-like temperature
☀️ Weather
(25)
free with in-app purchases
5
Heat Index Calculator - Calc
Heat Index Calculator - Calc
Heat Index Calculator - Calc
Felt Air, Apparent Temperature
Free

Calculate the heat index by simply inputting air temperature and relative humidity. Supports multiple temperature units including Kelvin, Celsius, and Fahrenheit. Results are for reference only.

Heat Index CalculationAir Temperature InputRelative Humidity Input
🔧 Utilities
(1)
free with in-app purchases
6
HeatAlert: Heat Stress Index
HeatAlert: Heat Stress Index
HeatAlert: Heat Stress Index
WBGT Conditions & Monitoring
Free

This application provides real-time Wet Bulb Globe Temperature (WBGT) and detailed weather forecasts for your location. It offers heat stress risk assessments and actionable recommendations to help you stay safe outdoors. Receive location-based insights including temperature, humidity, wind speed, and UV index.

Real-time WBGT valuesLocation-based weather forecastsHeat stress risk assessment
☀️ Weather
(11)
free
7
Wind Chill Calculator - Calc
Wind Chill Calculator - Calc
Wind Chill Calculator - Calc
Air temperature, Wind Speed
Free

Calculate the perceived temperature due to wind speed and actual air temperature. Supports various units for both temperature and wind speed. Includes a tool to convert between different temperature units.

Wind chill calculationTemperature unit conversionSupports Celsius, Fahrenheit, Kelvin
🔧 Utilities
(527)
free with in-app purchases
8
Heat Index Calculator Pro
Heat Index Calculator Pro
Heat Index Calculator Pro
Heat Index & Weather
Free

Instantly determine how hot it truly feels by combining temperature and humidity. This app provides real-time weather data, forecasts, and heat risk warnings to help you plan outdoor activities safely and avoid heat-related illnesses.

Accurate Heat Index CalculatorReal Time Weather Data3 Hour Heat Forecast
☀️ Weather
(69)
free
9
Heat Index & Category Computer
Heat Index & Category Computer
Heat Index & Category Computer
Weather, stations, and safety
Free
$0.99 | 100% OFF

This app calculates the perceived temperature by considering both air temperature and relative humidity. It provides a heat category to help users determine necessary precautions when outdoors, especially in high temperatures and humidity.

Perceived temperature calculationHeat category for safetyConsiders air temperature and humidity
☀️ Weather
(1)
paid
10
OSHA-NIOSH Heat Safety Tool
OSHA-NIOSH Heat Safety Tool
OSHA-NIOSH Heat Safety Tool
by Centers For Disease Control and Prevention
Free

This tool helps outdoor workers stay safe by providing real-time heat index information and hourly forecasts specific to their location. It offers occupational safety recommendations and details on heat-related illnesses and their first aid.

Real-time heat index and risk levelsHourly heat index forecastOccupational safety recommendations
☀️ Weather
(312)
free
11
Heat Index - HI
Heat Index - HI
Heat Index - HI
Feeling hot or cold
$2.99

This tool calculates the "felt air temperature" by combining air temperature and relative humidity using a specific scientific equation. It provides current weather conditions and allows users to search for and save favorite locations worldwide.

Heat Index calculation (Rothfusz equation)Current temperature and humidityChoice of Celsius, Fahrenheit, and Kelvin
☀️ Weather
(8)
paid
12
Wind now
Wind now
Wind now
Get the wind speed immediately
$1.99
☀️ Weather
(0)
13
Swelter: Heat Index
Swelter: Heat Index
Swelter: Heat Index
Heat Stress, WBGT & Safety
Free
☀️ Weather
(0)
14
Windy.app — Wind, Tides, Radar
Windy.app — Wind, Tides, Radar
Windy.app — Wind, Tides, Radar
#1 Fishing, boating & sailing
Free

This app provides detailed wind, wave, and weather forecasts for various outdoor activities. It offers historical data, real-time alerts, and a community feature for sharing conditions. Ideal for surfers, sailors, and other wind sports enthusiasts.

Wind report, forecast, and statisticsWind alert and storm warningsWeather history (2012-2024)
☀️ Weather
(73K)
freemium
15
WindChill Please!
WindChill Please!
WindChill Please!
by Eric Welch
$0.99

Calculate wind chill and heat index using temperature, wind speed, and humidity. Supports multiple units and provides reference charts for easy viewing. Settings can be adjusted for preferred measurements.

Wind chill calculationHeat index calculationSupports Fahrenheit and Celsius
☀️ Weather
(3)
paid
16
Sports Heat Tool
Sports Heat Tool
Sports Heat Tool
by Federico Tartarini
Free
🔧 Utilities
(0)
17
Summia Heat Alert
Summia Heat Alert
Summia Heat Alert
Heat risk and weather alerts
Free
☀️ Weather
(0)
18
ClimApp
ClimApp
ClimApp
by Lunds Universitet
Free

This app provides personalized thermal climate stress predictions based on environmental conditions and individual physiology. It helps vulnerable populations and workers prepare for and adapt to adverse weather, offering optimized strategies for heat waves and cold spells.

Personalized thermal stress predictionAdaptation strategies for adverse weatherHealth and productivity impact analysis
☀️ Weather
(0)
free
19
Heat Engineer
Heat Engineer
Heat Engineer
by Heat Engineer Software Ltd
Free

This app assists heating engineers and surveyors in collecting property data for heating system installations. It supports heat loss reports for various technologies and includes tools for sound assessments and quick estimations. Data is automatically saved for later review and amendment.

Heat loss survey for BS EN 12831, CIBSE, and MCS standardsMCS 020 sound assessment for Air Source Heat PumpsQuick heat loss estimator tool
📊 Productivity
(0)
free
20
Temperature and weather
Temperature and weather
Temperature and weather
Current outdoor temperature
Free

This app displays the current outdoor temperature for a chosen city. It provides detailed weather information including humidity, pressure, wind direction, and speed. Users can select their preferred temperature unit, Celsius or Fahrenheit.

Current outdoor temperature displaySelectable temperature units (Celsius/Fahrenheit)Humidity, pressure, wind speed, and direction
☀️ Weather
(2)
free

FAQ about Heat Index And Wind Chill

What are the best heat index and wind chill apps for iPhone?
Heat Index and Wind Chill tops our heat index and wind chill apps ranking as of August 2026, with a 2.6-star average from 7 App Store ratings, and it's free to download.
Yes — 17 of the top heat index and wind chill apps we rank are free to download, including Heat Index and Wind Chill and Heat Safety.
Heat Index and Wind Chill shows ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ heat index and wind chill apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Heat Index and Wind Chill is a weather application that provides real-time weather data, five-day forecasts, and calculates the perceived temperature based on humidity (Heat Index) and wind (Wind Chill).
Heat Index and Wind Chill is available for iPhone, iPad, and iPod devices. It is designed for the iOS ecosystem.