Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
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.
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).
Alton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Alton - and find the best time to visit.
Best Places in the United States of America in March
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 March →
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 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.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Alton 3-Day Forecast
More climate data for Alton
Temperature Rainfall Sunshine Humidity
See the full Alton climate overview or explore weather in the United States of America.
Popular in March
Where to go in March - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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