What’s the climate like in Janesville?
The current climate of Janesville features average monthly temperatures ranging from highs of 27°C during the day to lows of -4°C. The average yearly temperature is around 13°C. At night, temperatures in the colder months average around -14°C and in the warmer months around 16°C.
The highest temperature recorded in Janesville in recent years was 37°C in May 2018. The lowest daytime temperature recorded was -26°C in January 2019.
On average, Janesville gets 933 mm of precipitation each year. Of this, about 114 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Janesville?
The best time to visit Janesville for pleasant to warm weather is May through August and October. There might be some rain during this period, but the temperatures are just right for exploring Janesville.
Climate Table of Janesville
The climate table of Janesville shows the average temperatures, precipitation, snow, 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 | |
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| Temp. max (°C) | -4 | -4 | 5 | 13 | 20 | 27 | 27 | 26 | 23 | 15 | 6 | 0 |
| Temp. min (°C) | -12 | -13 | -3 | 3 | 10 | 16 | 17 | 16 | 13 | 5 | -3 | -8 |
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| Precipitation (mm) | 6,6 | 6,4 | 40 | 71 | 114 | 101 | 116 | 141 | 234 | 66 | 21 | 16 |
| Snow (cm) | 27 | 30 | 25 | 7,6 | 0 | 0 | 0 | 0 | 0 | 3,0 | 7,2 | 14 |
| UV Index | 3 | 4 | 5 | 4 | 6 | 7 | 6 | 6 | 5 | 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.
- Average yearly temperature: 13°C
- Highest temperature: 27°C in June and July
- Lowest temperature: -4°C in January and February
- Precipitation*: 933 mm per year, averaging 78 mm per month
- Snowfall: 114 cm per year
- Driest months: 6,4 mm in February, 6,6 mm in January and 16 mm in December
- Wettest months: 234 mm in September, 141 mm in August and 116 mm in July
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Janesville
This graph shows the average maximum temperatures per month in Janesville, Minnesota. 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 Janesville
This graph shows how much precipitation Janesville, Minnesota, 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.
Average Snowfall per Month in Janesville
This graph shows how much snow Janesville, Minnesota, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Janesville
This graph shows the average UV index per month in Janesville, Minnesota. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Janesville
This graph shows the average yearly temperature in Janesville, Minnesota. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Janesville
This chart shows the total yearly precipitation in Janesville, Minnesota, 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.
Total Yearly Snowfall in Janesville
This chart shows the total yearly snowfall in Janesville, Minnesota, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Janesville
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Average Weather in Janesville by Month
Click on a month below to see detailed weather info for Janesville. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
