In Heathrow, there will be greater rainfall in Heathrow compared to Grand Forks over the next 21 days.
Our data indicates that the weather will be 29 °C on average in the month of July. The temperature in Grand Forks is typically hotter than in Heathrow. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.