2025 Compare Climate & Weather:
Allentown, PA vs Watertown, NY

Highlights

On average, there are 162 sunny days per year in Watertown. Allentown averages 201 sunny days per year. The US average is 205 sunny days.

Watertown, New York gets 40.1 inches of rain, on average, per year. Allentown, Pennsylvania gets 46.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Watertown averages 102.1 inches of snow per year. Allentown averages 29.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Watertown, New York
Summer High: the July high is around 79.8 degrees
Winter Low: the January low is 9.3
Rain: averages 40.1 inches of rain a year
Snow: averages 102.1 inches of snow a year

Allentown, Pennsylvania
Summer High: the July high is around 85.9 degrees
Winter Low: the January low is 19.8
Rain: averages 46.6 inches of rain a year
Snow: averages 29.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Watertown is 6.2 (10=best), which means it is less comfortable than most places in New York.

The annual BestPlaces Comfort Index for Allentown is 7.1 (10=best), which means it is more comfortable than most places in Pennsylvania.

Today's Weather - Allentown, PA

76°F

Today's Weather - Watertown, NY

60°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Allentown / Watertown

July is the hottest month for Allentown with an average high temperature of 85.9°, which ranks it as one of the hottest places in Pennsylvania. In Allentown, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Allentown are September, June and May.

July is the hottest month for Watertown with an average high temperature of 79.8°, which ranks it as cooler than most places in New York. In Watertown, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Watertown are August, July and June.

January has the coldest nighttime temperatures for Allentown with an average of 19.8°. This is about average compared to other places in Pennsylvania.

January has the coldest nighttime temperatures for Watertown with an average of 9.3°. This is one of the coldest places in New York.

In Allentown, there are 22.0 days annually when the high temperature is over 90°, which is one of the hottest places in Pennsylvania.

In Watertown, there are 2.0 days annually when the high temperature is over 90°, which is cooler than most places in New York.

In Allentown, there are 121.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In Watertown, there are 146.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in New York.

In Allentown, there are 1.9 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Pennsylvania.

In Watertown, there are 20.9 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in New York.

July is the wettest month in Allentown with 4.9 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 46.6 inches in Allentown means that it is wetter than most places in Pennsylvania.


November is the wettest month in Watertown with 4.1 inches of rain, and the driest month is February with 2.4 inches. The wettest season is Winter with 31% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 40.1 inches in Watertown means that it is drier than most places in New York.

May is the rainiest month in Allentown with 12.1 days of rain, and September is the driest month with only 8.9 rainy days. There are 122.0 rainy days annually in Allentown, which is less rainy than most places in Pennsylvania. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

December is the rainiest month in Watertown with 17.0 days of rain, and July is the driest month with only 10.5 rainy days. There are 163.1 rainy days annually in Watertown, which is rainier than most places in New York. The rainiest season is Spring when it rains 29% of the time and the driest is Autumn with only a 21% chance of a rainy day.

An annual snowfall of 29.2 inches in Allentown means that it is about average compared to other places in Pennsylvania.

An annual snowfall of 102.1 inches in Watertown means that it is snowier than most places in New York.

February is the snowiest month in Allentown with 9.8 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Watertown with 29.4 inches of snow, and 7 months of the year have significant snowfall.