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McHenry Weather in May

Thinking of visiting McHenry in May? Expect pleasant temperatures reaching 21°C (70°F) during the day, dropping to 9°C (48°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in McHenry in May

Historically, approximately 13 days this month are expected to have rain, averaging 103 mm (4.1 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in McHenry in May

May in McHenry sees highs of 21°C (70°F) and lows of 9°C (48°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in McHenry in May

The city usually sees around 282 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you prefer enjoying temperate temperatures and rain-free days, September typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our McHenry's climate page.

McHenry Temperature in May

Min TemperatureMin Temperature 9°C (48°F)  
Max TemperatureMax Temperature 21°C (70°F)  
Chance of RainChance of Rain 43%  
PrecipitationPrecipitation 103 mm (4.1 in)  
Rainy daysRainy days 13 days  
HumidityHumidity 64% *  
SunshineSunshine 282 hours *  
Percentage SunshinePercentage Sunshine 62% *  
* Data from: Chicago, the United States of America (49 KM, 30 Miles).

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 →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in McHenry in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in McHenry in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
9/10
Walking
9/10
Camping
3/10
Outdoor sports
9/10

Select a Month

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 McHenry's climate page.

More climate data for McHenry