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What’s the climate like in Alton?

The current climate of Alton features average monthly temperatures ranging from highs of 32°C during the day to lows of 18°C. The average yearly temperature is around 27°C. At night, temperatures in the colder months average around 6°C and in the warmer months around 23°C.

The highest temperature recorded in Alton in recent years was 37°C in June 2022. The lowest daytime temperature recorded was 2°C in January 2018.

On average, Alton receives 1565 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.

The hurricane season in Alton runs from June to November.

Best time to visit Alton?

The best time to visit Alton for sunny weather is January, March through May and October through December. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Alton. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.

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Climate Table of Alton

The climate table of Alton shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 18 20 24 26 30 31 32 32 31 28 24 21
Temp. min (°C) 7 9 12 15 19 22 23 24 22 17 13 10
Precipitation
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Precipitation (mm) 62 141 66 64 96 272 279 185 149 66 66 119
UV Index 5 4 8 8 8 8 8 8 7 6 4 5

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 27°C
  • Highest temperature: 32°C in July and August
  • Lowest temperature: 18°C in January
  • Precipitation: 1565 mm per year, averaging 130 mm per month
  • Driest months: 62 mm in January, 64 mm in April and 66 mm in March
  • Wettest months: 279 mm in July, 272 mm in June and 185 mm in August

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Average Temperature per Month in Alton

This graph shows the average maximum temperatures per month in Alton, Florida. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Alton, Florida,

Average Precipitation per Month in Alton

This graph shows how much precipitation Alton, Florida, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in Alton, Florida,

Average UV Index per Month in Alton

This graph shows the average UV index per month in Alton, Florida. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Alton, Florida,

Yearly Temperature in Alton

This graph shows the average yearly temperature in Alton, Florida. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Alton, Florida,

Total Yearly Precipitation in Alton

This chart shows the total yearly precipitation in Alton, Florida, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Alton, Florida,

Weather experiences 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.

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