Weather · Rensselaer

Rensselaer forecast & conditions

Current conditions, the 7-day outlook and hour-by-hour details for Rensselaer, straight from the National Weather Service. Watches and warnings show up first.

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Right now☀️
Current conditions · Rensselaer, IN
64°
Mostly Clear
Feels like 64°
💨 Wind
10 mph N
💧 Humidity
56%
🌫️ Dew pt
48°
👁️ Visibility
10 mi
NWSObserved at Valparaiso Porter County Municipal Airport
🗓️

7-Day forecast

Today
☀️
67°
42°
0%
Sunny
Sat
☀️
69°
44°
1%
Sunny
Sun
☀️
74°
46°
0%
Sunny
Mon
☀️
68°
39°
0%
Sunny
Tue
☀️
69°
45°
0%
Sunny
Wed
☀️
74°
48°
0%
Sunny
Thu
⛅
75°
49°
2%
Mostly Sunny
Climate · a normal year

What a year in Rensselaer feels like

Rensselaer has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 17°, and about 25 inches of snow falls in a normal winter.

−4°

4° cooler than normal today. The forecast high is 67°, and a typical Oct 2 in Rensselaer peaks around 71°.Live forecast: National Weather Service · Normal: NOAA 1991–2020

36° / 20°Winter
61° / 39°Spring
83° / 61°Summer
64° / 42°Fall
See Rensselaer’s full climate →

NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.

Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01