UV Index
UV Index
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Today's UV index in Ironville, United States 
will be up to 4.8, indicating a moderate level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
With a UV index reaching up to 4.8 in Ironville, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
The UV index in Ironville, United States, can reach a high of 9 during summer months, while the rest of the year it stays between 2 and 6. This makes summer the peak time for UV exposure.
Ironville experiences all four seasons. Spring is mild and wet, summers are warm and humid, autumns are crisp and colorful, and winters are cold and snowy. Each season lasts for about three months, providing a variety of weather conditions throughout the year.
Compared to its region and neighboring countries, Ironville has a relatively moderate climate. While the western parts of the United States can be extremely dry and hot, and Canada experiences very cold winters, Ironville's weather remains generally mild and temperate. However, it still experiences the full range of seasonal changes.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Ironville. It's designed to provide you with a better understanding of the yearly weather and sun exposure.