Zip 59840 (Hamilton, MT) Climate


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United States / Montana / No Metro Area / Ravalli County / Hamilton / Hamilton (zip 59840)
The climate in 59840 Hamilton, MT is typically a dry continental climate with hot summers and cold winters. The area experiences low precipitation, generally averaging around 12 inches per year. In the summer months, temperatures average between 68-87 degrees Fahrenheit and can exceed 100 degrees during heat waves. Winters are very cold, with temperatures reaching lows as low as 0 degrees Fahrenheit and highs in the 20s and 30s range. Snowfall is common from November to April, with an average of 36 inches of snow per year.

Hamilton (zip 59840), Montana gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Hamilton (zip 59840) averages 32 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 158 sunny days per year in Hamilton (zip 59840). The US average is 205 sunny days.

Hamilton (zip 59840) gets some kind of precipitation, on average, 106 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 19
Rain: averages 13 inches of rain a year
Snow: averages 32 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 59840 zip code is 6.8 (10=best), which means it is more comfortable than most places in Montana.

8.9 Summer - 4.5 Winter
July, August and June are the most pleasant months in the 59840 zip code, while December and January are the least comfortable months.

  ClimateHamilton, MontanaUnited States
  13.1 in.38.1 in.
  32.1 in.27.8 in.
  106.4 days106.2 days
  158 days205 days
  84.2°85.8°
  18.8°21.7°
  6.87
  34.3
  3628 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for the 59840 zip code with an average high temperature of 84.2°, which ranks it as about average compared to other places in Montana. In the 59840 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 59840 zip code are June, August and September.
In the 59840 zip code, there are 15.4 days annually when the high temperature is over 90°, which is cooler than most places in Montana.
December has the coldest nighttime temperatures for the 59840 zip code with an average of 16.8°. This is warmer than most places in Montana.
In the 59840 zip code, there are 169.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Montana.
In the 59840 zip code, there are 7.7 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Montana.
Humidity is low in the 59840 zip code, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.
June is the wettest month in the 59840 zip code with 1.7 inches of rain, and the driest month is February with 0.7 inches. The wettest season is Autumn with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 13.1 inches in the 59840 zip code means that it is drier than most places in Montana.
June is the rainiest month in the 59840 zip code with 11.0 days of rain, and July is the driest month with only 6.6 rainy days. There are 106.4 rainy days annually in the 59840 zip code, which is rainier than most places in Montana. The rainiest season is Summer when it rains 28% of the time and the driest is Autumn with only a 24% chance of a rainy day.
An annual snowfall of 32.1 inches in the 59840 zip code means that it is less snowy than most places in Montana. December is the snowiest month in the 59840 zip code with 9.4 inches of snow, and 6 months of the year have significant snowfall.
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