What’s the climate like in Petersham?
The current climate in Petersham 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 -8°C and in the warmer months around 17°C.
The highest temperature recorded in Petersham in recent years was 38°C in July 2018. The lowest daytime temperature recorded was -17°C in January 2019.
On average, Petersham gets 1669 mm of precipitation each year. Of this, about 194 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Petersham?
The best time to visit Petersham for mild to warm weather is May up to July and September. You might get some rain, but the temperatures are just right to explore Petersham.
Climate Table of Petersham
The climate table of Petersham 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 | 3 | 7 | 14 | 22 | 26 | 29 | 28 | 24 | 17 | 10 | 5 |
| Temp. min (°C) | -8 | -8 | -3 | 2 | 9 | 13 | 17 | 17 | 12 | 7 | -1 | -4 |
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| Precipitation (mm) | 108 | 129 | 120 | 173 | 96 | 83 | 163 | 223 | 167 | 228 | 78 | 101 |
| Snow (cm) | 51 | 64 | 42 | 9,5 | 0,1 | 0 | 0 | 0 | 0 | 1,1 | 6,3 | 20 |
| UV Index | 2 | 4 | 6 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 3 | 3 |
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: 16°C
- Highest temperature: 29°C in July
- Lowest temperature: 1°C in January
- Precipitation*: 1669 mm per year, averaging 139 mm per month
- Snowfall: 194 cm per year
- Driest months: 78 mm in November, 83 mm in June and 96 mm in May
- Wettest months: 228 mm in October, 223 mm in August and 173 mm in April
*Precipitation is measured as a combination of rain, snow, and hail
Table of Contents
Average Temperature per Month in Petersham
This graph shows the average maximum temperatures per month in Petersham, Massachusetts. 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 Petersham
This graph shows how much rainfall Petersham, Massachusetts, 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 Petersham
This graph shows how much snow Petersham, Massachusetts, 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 Petersham
This graph shows the average UV index per month in Petersham, Massachusetts. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Petersham
This graph shows the average yearly temperature in Petersham, Massachusetts. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Petersham
This chart shows the total yearly precipitation in Petersham, Massachusetts, 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 Petersham
This chart shows the total yearly snowfall in Petersham, Massachusetts, 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 Petersham
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Average Weather in Petersham by Month
Click on a month below to see detailed weather info for Petersham. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
