Crystal Lake
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Crystal Lake Weather in August

August in Crystal Lake brings high temperatures around 27°C (81°F) during the day, dropping to 16°C (61°F) at night, with quite a bit of rainfall expected, averaging around 110 mm (4.3 in) for the month.

Rainfall in Crystal Lake in August

You can typically expect 11 days of rain this month, averaging around 110 mm (4.3 in). 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 Crystal Lake in August

Daytime temperatures in Crystal Lake reach 27°C (81°F) in August, dropping to 16°C (61°F) at night. During August, the summer season is in full swing. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Crystal Lake in August

The days are predominantly sunny, with an estimated total of around 280 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

For Crystal Lake itself, September generally stands out with 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.

Crystal Lake Temperature in August

Min Temperature
16°C (61°F)
Max Temperature
27°C (81°F)
Chance of Rain
37%
Precipitation
110 mm (4.3 in)
Rainy days
11 days
Humidity
71% *
Sunshine
280 hours *
Percentage Sunshine
66% *
* Data from: Chicago, the United States of America (44 KM, 27 Miles).

Crystal Lake Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Crystal Lake - and find the best time to visit.

Best Places in the United States of America in August

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 August →

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 Crystal Lake in August

Warm but pleasant conditions in Crystal Lake in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. 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 Crystal Lake in August

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

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Crystal Lake 3-Day Forecast

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.