Weathermondo.com
United StatesThe climate of Hamilton
The current climate in Hamilton features temperatures ranging from a high of 24°C to a low of 8°C throughout the year. The average yearly temperature is around 16°C. At night, temperatures in the colder months average around 2°C and in the warmer months around 13°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 Hamilton, Washington.
Temperature records
The highest temperature recorded in Hamilton in recent years was 37°C in June 2021. The lowest daytime temperature recorded was -6°C in December 2021.
Precipitation and snowfall
On average, Hamilton gets 1247 mm of precipitation each year. Of this, about 113 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Hamilton?
The best time to visit Hamilton for sunny weather is May through September. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Hamilton. 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 Hamilton
The climate table of Hamilton 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) | 9 | 8 | 12 | 15 | 18 | 21 | 24 | 24 | 21 | 16 | 11 | 8 |
| Temp. min (°C) | 3 | 2 | 4 | 6 | 9 | 12 | 13 | 13 | 11 | 8 | 4 | 2 |
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| Precipitation (mm) | 139 | 133 | 125 | 100 | 69 | 65 | 11 | 15 | 78 | 141 | 203 | 168 |
| Snow (cm) | 11 | 38 | 13 | 4,6 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 35 |
| UV Index | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 1 | 1 |
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 Hamilton, Washington. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Hamilton
Yearly Temperature in Hamilton
Precipitation charts
These charts show the average amount of precipitation in Hamilton, Washington. 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 Hamilton
Total Yearly Precipitation in Hamilton
Average Snowfall per Month in Hamilton
Total Yearly Snowfall in Hamilton
UV index chart
This chart shows the average UV index per month in Hamilton, Washington. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Hamilton
Weather experiences in Hamilton
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Average weather in Hamilton by month
Click on a month below to see detailed weather info for Hamilton. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.