United StatesThe climate of Ralston
The current climate in Ralston features temperatures ranging from a high of 29°C to a low of -1°C throughout the year. The average yearly temperature is around 16°C. At night, temperatures in the colder months average around -10°C and in the warmer months around 17°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Ralston, Iowa.
Temperature records
The highest temperature recorded in Ralston in recent years was 38°C in May 2018. The lowest daytime temperature recorded was -22°C in February 2021.
Precipitation and snowfall
On average, Ralston gets 897 mm of precipitation each year. Of this, about 87 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Ralston?
The best time to visit Ralston for sunny weather is May through July and October. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Ralston. 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 Ralston
The climate table of Ralston shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | -1 | 1 | 9 | 17 | 22 | 29 | 28 | 28 | 26 | 18 | 10 | 3 |
| Temp. min (°C) | -10 | -8 | -1 | 4 | 11 | 17 | 18 | 17 | 14 | 6 | -2 | -6 |
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| Precipitation (mm) | 9,5 | 15 | 64 | 53 | 112 | 119 | 117 | 165 | 121 | 86 | 20 | 15 |
| Snow (cm) | 33 | 25 | 13 | 2,1 | 0 | 0 | 0 | 0 | 0 | 0,7 | 5,2 | 8,5 |
| UV Index | 3 | 3 | 5 | 7 | 6 | 8 | 8 | 7 | 6 | 4 | 3 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Ralston, Iowa. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Ralston
Yearly Temperature in Ralston
Precipitation charts
These charts show the average amount of precipitation in Ralston, Iowa. 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.
Average Precipitation per Month in Ralston
Total Yearly Precipitation in Ralston
Average Snowfall per Month in Ralston
Total Yearly Snowfall in Ralston
UV index chart
This chart shows the average UV index per month in Ralston, Iowa. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Ralston
Weather experiences in Ralston
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Average weather in Ralston by month
Click on a month below to see detailed weather info for Ralston. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.