Watertown, Wisconsin Climate

United States

Pop. 23,819 Elev. 262 m / 860 ft TZ: America/Chicago (UTC-5) ·

Watertown is largely arid, with warm summers peaking at 83°F (28°C) in July and cold winters around 13°F (-11°C) in January. Humidity pushes the summer feels-like temperature to 89°F (32°C), while wind chill can drive winter lows to 3°F (-16°C). Precipitation occurs on roughly 41 days per year (26.5 in / 673 mm total), with snow on 7 days and 39 in (990 mm) of annual accumulation. The city averages 108 sunny days per year and around 22 thunderstorm days. Nearby lake water reaches 77°F (25°C) in summer.

Temperature 83°F (28°C) high 13°F (-11°C) low
Feels like 89°F (32°C) high 3°F (-16°C) low
Rain 41 days 26.5 in (673 mm) /yr
Snow 7 days 39.0 in (990 mm) /yr
Sky 108 sunny 22 stormy
Wind 2.5 mph (1.1 m/s) avg

Looking for a place with a climate like Watertown? Explore and filter 150,000+ cities worldwide.

Explore on the Map

Monthly Climate Chart

↓ Monthly data table
Best months to visit: Sep, Oct

Sky & Air by Month

Cloud cover (%)
52
Jan
62
Feb
60
Mar
63
Apr
58
May
59
Jun
56
Jul
48
Aug
41
Sep
46
Oct
57
Nov
77
Dec
Humidity (%)
60
Jan
63
Feb
59
Mar
61
Apr
61
May
67
Jun
73
Jul
73
Aug
72
Sep
70
Oct
68
Nov
77
Dec

Weather Days by Month

↓ Weather days table

Water Temperatures

↓ Water temperatures table

Cities with Similar Climate

Find similar cities on the map →

Nearby Cities

Nearby

Commercial airport 31 mi Dane County Regional Truax Field (MSN)
Ski resort 21 mi Heiliger Huegel Ski Club
National park 118 mi Pullman National Historical Park
Hospital 2 mi Watertown Regional Medical Center
Hiking trail 19 mi IAT - Waterville connection

Interested in Watertown?

Hotels
Flights
Real Estate
Insurance
Connectivity

Monthly Weather Data

↑ See chart
Month Avg High Avg Low Rainfall Snowfall Sunny Days
January 28°F -2°C 13°F -11°C 0.0 in 0 mm 2.0 in50 mm 11
February 31°F -1°C 15°F -9°C 0.2 in 4 mm 8.6 in219 mm 6
March 53°F 12°C 31°F -1°C 2.9 in 73 mm 7.8 in198 mm 7
April 58°F 15°C 39°F 4°C 2.6 in 66 mm 0.9 in23 mm 6
May 67°F 20°C 48°F 9°C 3.1 in 79 mm 8
June 80°F 27°C 63°F 17°C 4.2 in 106 mm 7
July 83°F 28°C 66°F 19°C 3.7 in 95 mm 11
August 78°F 26°C 61°F 16°C 4.8 in 121 mm 14
September 75°F 24°C 55°F 13°C 2.0 in 50 mm 14
October 64°F 18°C 47°F 8°C 1.3 in 32 mm 13
November 47°F 8°C 32°F 0°C 0.9 in 23 mm 9.1 in230 mm 8
December 30°F -1°C 16°F -9°C 0.9 in 24 mm 10.6 in269 mm 3

Weather Days by Month

↑ See chart
Month Sunny Days Storm Days
January 11 0
February 6 0
March 7 2
April 6 2
May 8 1
June 7 2
July 11 5
August 14 6
September 14 4
October 13 0
November 8 0
December 3 0

Water Temperatures Data

↑ See chart
Month Lake Avg High
January 32°F 0°C
February 32°F 0°C
March 36°F 2°C
April 46°F 8°C
May 56°F 13°C
June 69°F 21°C
July 77°F 25°C
August 72°F 22°C
September 65°F 18°C
October 58°F 14°C
November 42°F 5°C
December 32°F 0°C