Alton Weather in March

Alton in March sees moderate temperatures, with highs around 13°C (55°F) and overnight lows of 2°C (36°F). Rainfall is fairly high at around 71 mm (2.8 in) on average, so pack waterproofs just in case.

Rainfall in Alton in March

Expect around 11 days of rain based on historical data, with 71 mm (2.8 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Alton in March

Daytime highs in Alton in March reach 13°C (55°F), with nights around 2°C (36°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Alton in March

Enjoy a sunny month with about 199 hours of sunshine, making it one of the brighter months of the year despite the cool conditions.

If your ideal day consists of dry skies and pleasant temperatures, September and October typically offer the best circumstances for Alton.

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 Alton's climate page.

Alton Temperature in March

Min Temperature 2°C (36°F)  

Max Temperature 13°C (55°F)  

Chance of Rain 37%  

Precipitation 71 mm (2.8 in)  

Rainy days 11 days  

Humidity 68% *  

Sunshine 199 hours *  

Percentage Sunshine 53% *  

* Data from: St. Louis, the United States of America (29 KM, 18 Miles).

What to Wear in Alton in March

The weather can be unpredictable in March, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Alton in March

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

Swimming

5/10

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 Alton's climate page.

More climate data for Alton

Temperature Rainfall Sunshine Humidity

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