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Best Wet Bulb Temperature Apps

165+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated October 2026

Every iPhone needs a few good wet bulb temperature apps. We benchmark 165+ 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 Wet Bulb Temperature Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Heat SafetyHeat SafetyFree4.6★ (2.8K)YesYesOct 2026
2Zelus WBGTZelus WBGTFree3.1★ (42)NoYesSep 2026
3WetBulbCastWetBulbCastFree5.0★ (1)NoNoSep 2026
4WeatherBug: Weather ForecastWeatherBug: Weather ForecastFree4.8★ (2.2M)YesYesOct 2026
5WBGT CalculatorWBGT CalculatorFree—NoNoAug 2026
6Wet Bulb Temperature: WBGTWet Bulb Temperature: WBGTFree5.0★ (13)YesYesOct 2026
7Wet Bulb & Safety: HeatCueWet Bulb & Safety: HeatCueFree4.8★ (16)NoYesOct 2026
8HeatAlert: Heat Stress IndexHeatAlert: Heat Stress IndexFree3.6★ (11)NoNoOct 2026

Top Picks for Wet Bulb Temperature

Heat Safety#1

Heat Safety by Qvyshift LLC

Heat Conditions and Forecasts
Editor's Choice
☀️ Weather
4.6😞(2.8K ratings)
FreeAdsIn-App Purchases
Heat Safety screenshot 1
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Heat Safety screenshot 6

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
Zelus WBGT#2

Zelus WBGT by Zelusports LLC

Strong Contender
☀️ Weather
3.1(42 ratings)
FreeIn-App Purchases
#69in Weather
Zelus WBGT screenshot 1
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This advanced system monitors outdoor environmental risks in real-time, including heat, lightning, and air quality. It provides essential tools for organizations to safeguard teams and ensure operational safety without needing extra hardware. Trusted globally by professionals for compliance and peace of mind.

WetBulbCast#3

WetBulbCast by Rob Boer

Forecasts with wet bulb temp.
Worth Considering
☀️ Weather
5.0(1 ratings)
Free
WetBulbCast screenshot 1
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This app provides hourly wet-bulb temperature forecasts for up to 10 days, helping you determine the effectiveness of evaporative coolers. It also includes dew point, feels-like temperature, UV index, wind speed, and precipitation probability for a comprehensive weather overview.

More Wet Bulb Temperature apps to explore

FAQ about Wet Bulb Temperature

What are the best wet bulb temperature apps for iPhone?
Heat Safety tops our wet bulb temperature apps ranking as of October 2026, with a 4.6-star average from 2.8K App Store ratings, and it's free to download.
Yes — 18 of the top wet bulb temperature apps we rank are free to download, including Heat Safety and Zelus WBGT.
Heat Safety shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 165+ wet bulb temperature apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

Related searches

wet bulb temperature: swelterwet bulb temperature: wbgtwet bulb temperature tracker