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United StatesThe weather in February in Alton
It's cold in February in Alton with an average temperature of 6°C. Temperatures this month range from a low of 1°C to a high of 11°C. At night, you can expect temperatures between -8°C and -2°C.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in February for Alton, Illinois. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 27°C in 2017, Alton reached the highest temperature in February over the past 10 years. The lowest daytime temperature in this month was -16°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of -21°C to a highest value of 13°C.
Precipitation and snowfall
In February, there is an average of 82 mm of precipitation, spread over 11 days. Of the total precipitation, about 23 cm falls as snow in February. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in February for Alton
Click on any day in February to get detailed info about the usual weather on that day in Alton. Check out the historical temperatures and precipitation over the past 10 years on this day.
February weather comparison
| Alton | New York | |
|---|---|---|
| Average temperature | 6°C | 6°C |
| Max. temperature | 11°C | 10°C |
| Min. temperature | -8°C | -5°C |
| Total precipitation | 82 mm | 82 mm |
| Rainy days | 11 days | 11 days |
| Total snowfall | 23 cm | 34 cm |
| Snowy days | 6 days | 12 days |
Start of February
The month of February starts in Alton with cold temps, averaging around 6°C during the day and nights around -3°C.
Mid February
By mid-February, daytime temps drop to around 5°C, with nights around -5°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of February
By the end of February, the average daytime temperature in Alton is around 8°C, while nighttime temps are about -3°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
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Temperature charts
These charts show the average temperatures in February in Alton, Illinois. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in February in Alton
Temperature in February in Alton over the years
Precipitation charts
These charts show the average amount of precipitation in February in Alton, Illinois. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in February in Alton
Total precipitation in February in Alton over the years
Daily Snowfall in February in Alton
Snowfall in February in Alton per year
Daily UV index in February in Alton
This chart shows the average daily UV index in February in Alton, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in February in Alton
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Average weather in Alton by month
Click on a month below to see detailed weather info for Alton. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.