See Fahrenheit and
Celsius, together.
The weather app that teaches you the conversion, one glance at a time. A live weather app with dual units — every forecast shows both °F and °C at once, so you learn Celsius to Fahrenheit without ever doing the math.
Free with ads · Optional one-time Remove Ads · 19 languages
How it works
Learn the conversion by seeing it, not studying it
Three things Weather DualDeg does differently — built to make dual units effortless.
Both units, always
Fahrenheit and Celsius sit right next to each other on every forecast — not behind a toggle. Weather DualDeg works as a live Fahrenheit Celsius converter you never have to open.
Your cities, your tabs
Save up to 4 favorite cities as tabs and switch between them in a tap. Home, work, and wherever you're headed next — always one glance away.
A sky that matches reality
The theme shifts with each location's local time and sky — bright day, overcast, golden hour, or night — so the app feels like a window, not a dashboard.
Why see both units at once?
Whether you're traveling, learning a new unit system, or just curious, Weather DualDeg turns everyday weather checks into effortless learning. Repetition is how the brain builds intuition — and by pairing every temperature conversion weather forecast with both numbers, you'll learn Celsius to Fahrenheit the same way you learned to read a clock: without ever trying.
Questions & answers
Frequently asked questions
Is Weather DualDeg free?
Yes. Weather DualDeg is free to download and use, supported by ads. If you prefer an ad-free experience, there's an optional one-time "Remove Ads" purchase — no subscription.
How do I convert Fahrenheit to Celsius without a calculator?
Subtract 32 from the Fahrenheit value, then multiply by 5/9. A quick mental shortcut: subtract 30 and halve it for a close estimate. Weather DualDeg shows both units side by side every time you check the weather, so you absorb the °F↔°C conversion naturally without doing math.
Does Weather DualDeg work worldwide?
Yes. You can add any city in the world, and the forecast plus the app's background theme adapt to each location's local time and sky conditions.
What languages does Weather DualDeg support?
The interface is available in 19 languages, so you can read your temperature conversion weather forecast in the language you're most comfortable with.
Can I save more than one city?
You can save up to 4 favorite cities as tabs and switch between them instantly to compare weather across locations.
Two units. One glance. Zero math.
Download Weather DualDeg free and start reading °F and °C side by side today.