Crystal Lake Weather in April

Crystal Lake in April sees moderate temperatures, with highs around 15°C (59°F) and overnight lows of 3°C (37°F). Rainfall is fairly high at around 99 mm (3.9 in) on average, so pack waterproofs just in case.

Rainfall in Crystal Lake in April

Climate statistics over the past 30 years suggest around 13 days of rain, with 99 mm (3.9 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Crystal Lake in April

In April, expect moderate temperatures in Crystal Lake, with highs of 15°C (59°F) and lows of 3°C (37°F) at night. Conditions are often most pleasant around the middle of the day. Nights fall to 3°C (37°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 Crystal Lake in April

There are approximately 217 hours of sunshine this month, resulting in mostly clear days. Despite the cool temperatures, the sunshine makes it an enjoyable time to be outside.

If your ideal day consists of dry skies and pleasant temperatures, September typically offers the best circumstances for Crystal Lake.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

Crystal Lake Temperature in April

Min Temperature 3°C (37°F)  

Max Temperature 15°C (59°F)  

Chance of Rain 43%  

Precipitation 99 mm (3.9 in)  

Rainy days 13 days  

Humidity 65% *  

Sunshine 217 hours *  

Percentage Sunshine 54% *  

* Data from: Chicago, the United States of America (44 KM, 27 Miles).

What to Wear in Crystal Lake in April

Pack for changing conditions in Crystal Lake in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Crystal Lake in April

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

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Crystal Lake

Temperature Rainfall Sunshine Humidity

See the full Crystal Lake climate overview or explore weather in the United States of America.