What’s the climate like in Boise City?
The current climate in Boise City features temperatures ranging from a high of 35°C to a low of 4°C throughout the year. The average yearly temperature is around 19°C. At night, temperatures in the colder months average around -3°C and in the warmer months around 19°C.
The highest temperature recorded in Boise City in recent years was 43°C in June 2015. The lowest daytime temperature recorded was -15°C in January 2017.
On average, Boise City gets 412 mm of precipitation each year. Of this, about 37 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Boise City?
The best time to visit Boise City for sunny weather is May through October. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Boise City. 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.
Climate Table of Boise City
The climate table of Boise City 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 4 | 8 | 13 | 17 | 23 | 29 | 35 | 33 | 27 | 19 | 11 | 4 |
| Temp. min (°C) | -3 | -1 | 2 | 5 | 10 | 14 | 19 | 18 | 13 | 7 | 1 | -3 |
| Precipitation |  |
|
|
|
|
|
|
|
|
|
|
|
| Precipitation (mm) | 34 | 69 | 58 | 40 | 44 | 18 | 9,3 | 12 | 10 | 35 | 39 | 43 |
| Snow (cm) | 6,4 | 7,5 | 2,4 | 0,7 | 3,5 | 0 | 0 | 0 | 0 | 0 | 3,0 | 13 |
| UV Index | 2 | 3 | 4 | 5 | 7 | 7 | 7 | 6 | 6 | 5 | 2 | 2 |
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: 19°C
- Highest temperature: 35°C in July
- Lowest temperature: 4°C in January and December
- Precipitation*: 412 mm per year, averaging 34 mm per month
- Snowfall: 37 cm per year
- Driest months: 9,3 mm in July, 10 mm in September and 12 mm in August
- Wettest months: 69 mm in February, 58 mm in March and 44 mm in May
*Precipitation is measured as a combination of rain, snow, and hail
Plan your next vacation
Don’t miss the best vacation deals for Boise City and see what our partners have for you.
Table of Contents
Average Temperature per Month in Boise City
This graph shows the average maximum temperatures per month in Boise City, Idaho. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Boise City
This graph shows how much rainfall Boise City, Idaho, gets on average per month. Rainfall 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 rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.
Average Snowfall per Month in Boise City
This graph shows how much snow Boise City, Idaho, gets on average per month. The amount of snowfall is measured in centimeters and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Boise City
This graph shows the average UV index per month in Boise City, Idaho. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Boise City
This graph shows the average yearly temperature in Boise City, Idaho. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Boise City
This chart shows the total yearly precipitation in Boise City, Idaho, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Boise City
This chart shows the total yearly snowfall in Boise City, Idaho, over the past few years. The total yearly snowfall, measured in centimeters, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Boise City
Have you been to Boise City?
Share your weather experiences in Boise City.
Average Weather in Boise City by Month
Click on a month below to see detailed weather info for Boise City. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
