Write down more than the number.

Keep each temperature reading with its unit, date and time. Add how you took it and which thermometer you used when that could help explain the record. A number copied into a message without °C or °F can be hard to use later.

Keep an observation such as “felt warm” in your notes without turning it into a measured temperature. If someone else took the reading, ask for the number and unit rather than reconstructing them from a description.

The American Academy of Pediatrics’ guide to taking a child’s temperature explains thermometer methods. Ask your child’s clinician which method to use and how to respond to a reading for your baby.

Keep each reading at the time it happened.

Separate readings taken at different times, even when you enter them together later. A list that says “morning” and “evening” may be enough for a rough recollection; use the actual times when you have them.

If one caregiver uses an ear thermometer and another uses a different method, keep those notes with the readings. Avoid silently adjusting one result to make the numbers look comparable. Preserve what each thermometer showed and let your clinician interpret the context.

Leave an uncertain time marked as approximate. When you correct a copied value, check the source message or the person who took it first. A neat timeline is useful only when it still reflects what you know.

Keep observations beside the readings.

A temperature can be one part of the account you give your clinician. Write down the other changes you noticed in plain words, with their own times where you know them. “Woke from nap at 2:20 PM and seemed less interested in the bottle” preserves a specific observation.

Record medicine given as its own event, with its actual time and amount, rather than folding it into a temperature note. You can then describe the sequence without assuming that one event explains the next.

You don’t need to collect more readings to finish a diary before asking for help. Contact your child’s clinician when you are concerned and follow the advice they give for your child.

Save readings and context in Diaper Days.

Use a Temperature event to save a reading in °C or °F at the time it was taken. Put the method, thermometer or other relevant context in Notes. These notes let you retain details beyond the numeric reading.

Keep separate Symptoms and Medication events for observations and medicine given. In History, you can return to the dated events when a clinician asks about the day.

Before a call or visit, find the readings relevant to your question. Have the full values, units and notes available so you can answer follow-up questions without relying on a remembered high or low.