This is a great, informative list of top 6 foods that help to keep you hydrated and how much water each food item contains.
Top 6 Foods to Keep You Hydrated
Zucchinis – Contain around 95% water
Tomatoes – Tomatoes are around 94% water
Cucumbers – Are made up of about 95% water
Watermelons – Are sweet, juicy and contain around 92% water
Pineapples – Have about 85% water, but are very sweet tasting
Strawberries – Strawberries contain around 90% water