Portage, Wisconsin Climate
United States
Pop. 10,382 Elev. 248 m / 814 ft
TZ: America/Chicago (UTC-5) ·
Portage is largely arid, with warm summers peaking at 83°F (28°C) in July and cold winters around 11°F (-12°C) in January. Humidity pushes the summer feels-like temperature to 88°F (31°C), while wind chill can drive winter lows to 1°F (-17°C). Precipitation occurs on roughly 44 days per year (29.4 in / 748 mm total), with snow on 6 days and 41 in (1053 mm) of annual accumulation. The city averages 108 sunny days per year and around 23 thunderstorm days. Nearby lake water reaches 75°F (24°C) in summer.
| Temperature | 83°F (28°C) high | 11°F (-11°C) low |
| Feels like | 88°F (31°C) high | 1°F (-17°C) low |
| Rain | 44 days | 29.4 in (748 mm) /yr |
| Snow | 6 days | 41.5 in (1053 mm) /yr |
| Sky | 108 sunny | 23 stormy |
| Wind | 2.6 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Sep, Oct
Sky & Air by Month
Cloud cover (%)
52
Jan 62
Feb 61
Mar 63
Apr 56
May 61
Jun 56
Jul 52
Aug 44
Sep 46
Oct 57
Nov 78
Dec Humidity (%)
60
Jan 62
Feb 58
Mar 61
Apr 61
May 68
Jun 74
Jul 73
Aug 72
Sep 69
Oct 67
Nov 79
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 28 mi Dane County Regional Truax Field (MSN)
Ski resort 4 mi Cascade Mountain
National park 94 mi Pikes Peak State Park
Hospital 2 mi Aspirus Divine Savior Hospital
Hiking trail 1 mi IAT - Portage Canal Segment
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 28°F -2°C | 11°F -11°C | 0.0 in 0 mm | 1.4 in35 mm | 11 |
| February | 30°F -1°C | 14°F -10°C | 0.2 in 4 mm | 8.7 in220 mm | 5 |
| March | 53°F 12°C | 30°F -1°C | 3.2 in 81 mm | 8.5 in215 mm | 7 |
| April | 58°F 15°C | 38°F 3°C | 4.7 in 118 mm | 1.0 in26 mm | 5 |
| May | 68°F 20°C | 48°F 9°C | 3.7 in 93 mm | — | 11 |
| June | 80°F 27°C | 63°F 17°C | 4.2 in 108 mm | — | 8 |
| July | 83°F 28°C | 66°F 19°C | 5.2 in 132 mm | — | 12 |
| August | 78°F 26°C | 61°F 16°C | 3.2 in 82 mm | — | 12 |
| September | 75°F 24°C | 55°F 13°C | 2.0 in 52 mm | — | 13 |
| October | 64°F 18°C | 46°F 8°C | 1.4 in 36 mm | — | 12 |
| November | 46°F 8°C | 32°F 0°C | 1.0 in 25 mm | 10.3 in261 mm | 9 |
| December | 29°F -1°C | 14°F -10°C | 0.7 in 17 mm | 11.7 in297 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 11 | 0 |
| February | 5 | 0 |
| March | 7 | 2 |
| April | 5 | 4 |
| May | 11 | 2 |
| June | 8 | 3 |
| July | 12 | 5 |
| August | 12 | 4 |
| September | 13 | 3 |
| October | 12 | 0 |
| November | 9 | 0 |
| December | 3 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 34°F 1°C |
| April | 44°F 7°C |
| May | 56°F 13°C |
| June | 68°F 20°C |
| July | 75°F 24°C |
| August | 71°F 22°C |
| September | 65°F 18°C |
| October | 55°F 13°C |
| November | 38°F 3°C |
| December | 32°F 0°C |