IOS – DST adjustment error in iOS 7 Weather app

• Cell network search: when in presence of two or more network antennae, probably it register which one is better where (so it has to know where), in order to automatically connect to it the next time you''ll be in the same place.

• Diagnostics & Usage: possibly related to the one above, about battery life draining with different antennae

• Traffic: I guess this one is to collect data for a yet to be announced product (see the Apple Q&A regarding this.

There are two apps, Celsius and Fahrenheit, that I know of that will add badges to their icons to attempt to give you an up-to-date temperature at a glance. I say attempt because the badge approach doesn't support negative numbers so if your temperature dips below zero for either of those two scales you won't know.

But without jailbreaking your phone that's as good as it gets. The App guidelines from Apple don't let third party apps change their icons.