Collinsville Weather in April

April in Collinsville brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 8°C (46°F). Quite a bit of rainfall is expected, around 132 mm (5.2 in), so pack an umbrella.

Rainfall in Collinsville in April

Rain is expected on roughly 12 days, totalling around 132 mm (5.2 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 Collinsville in April

April in Collinsville brings typical temperatures with highs around 20°C (68°F) and lows of 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Collinsville in April

The month enjoys around 225 hours of sunshine, creating mostly sunny days with good weather conditions.

If you prefer enjoying temperate temperatures and rain-free days, September and October typically offer 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.

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 Collinsville's climate page.

Collinsville Temperature in April

Min Temperature 8°C (46°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 40%  

Precipitation 132 mm (5.2 in)  

Rainy days 12 days  

Humidity 63% *  

Sunshine 225 hours *  

Percentage Sunshine 56% *  

* Data from: St. Louis, the United States of America (19 KM, 11 Miles).

What to Wear in Collinsville in April

For Collinsville in April, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Collinsville in April

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.

• 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 Collinsville's climate page.

More climate data for Collinsville

Temperature Rainfall Sunshine Humidity

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