Tomato On Plants Not Ripening. Being Watered. Temp Hot During Day In The 90 At Night In The 70s

Question

We have had a very hot summer day temp in the 90 night time temp in the 70s; has also been very dry with little rain

Answer 1

Unfortunately, until those temperatures come down a bit, ripening will stop. Any higher than 85, and you will notice that the ripening process stops.

Here is an article that will help explain:

https://www.gardeningknowhow.com/edible/vegetables/tomato/what-make-tomatoes-turn-red.htm