Grayson Weather in May

Grayson in May averages 25°C (77°F) during the day and 10°C (50°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Grayson in May

Looking at the last 30 years, the data shows about 14 days with rain, averaging 114 mm (4.5 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Grayson in May

In May, expect high temperatures in Grayson, with highs of 25°C (77°F) and lows of 10°C (50°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

If your ideal day consists of dry skies and pleasant temperatures, September and October typically offer the best circumstances for Grayson.