How do rainbows form?
Rainbows are an optical illusion but what weather conditions are needed for them to appear?
Ben Rich explains why showers are so tricky to predict.
You can follow BBC Weather on Twitter @bbcweather, on Instagram @bbcweather and on BBC Online.
Rainbows are an optical illusion but what weather conditions are needed for them to appear?
Louise Lear explains the different factors that affect the strength of UV radiation.
Temperatures soar as scientists warn heatwaves are striking earlier in the year due to climate change.
The start of 2022 has brought more of the searing heatwaves and bouts of severe winter weather we're expecting in a changing climate.
Do you know your cold fronts from your isobars? Take the weather forecast challenge.
Saturday night's incredible colours had people reaching for their cameras across the UK.