Union Weather in May
Union in May sees high temperatures, with highs around 26°C (79°F) and overnight lows of 15°C (59°F). Rainfall is at its peak this month, around 160 mm (6.3 in) on average, so waterproofs are essential.
Rainfall in Union in May
It records the year's peak rainfall, often coming down quite heavily. We recommend bringing a poncho, which will keep you dry. Past climate data indicates that roughly 12 days will see rain, totalling around 160 mm (6.3 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Union in May
In May, Union gets high temperatures, with highs of 26°C (79°F). Nights cool to around 15°C (59°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 15°C (59°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Union in May
Enjoy a sunny month with about 268 hours of sunshine, the clear skies make Union even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, October typically offers the best circumstances for Union.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Union's climate page.
Union Temperature in May
Min Temperature
15°C (59°F)
Max Temperature
26°C (79°F)
Chance of Rain
40%
Precipitation
160 mm (6.3 in)
Rainy days
12 days
Humidity
69% *
Sunshine
268 hours *
Percentage Sunshine
61% *
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Union in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Union in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Union's climate page.
Temperature Rainfall Sunshine Humidity
See the full Union climate overview or explore weather in the United States of America.
