Weather in Lamar, IN
Updated 2026-09-26 10:15 local time · ZIP codes 47550
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
65°11% rain66°11% rain
67°7% rain71°9% rain71°5% rain
74°3% rain
75°1% rain75°1% rain73°6% rain
67°10% rain65°10% rain
63°8% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 11%).
It feels like 60°F with winds near 7 mph.
71°F, 5% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 13 mph.
Current temperature is 65°F, wind 7 mph, rain chance up to 11%.
UV index is 3.
Local weather characteristics in Lamar
Indiana has a humid continental-to-subtropical transition, with warm humid summers, cold winters and frequent changes as weather systems move through the Midwest.
Lamar is part of the Midwest weather region. The forecast point is near 38.07°N latitude and 86.91°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Lamar weather today
Overcast and 65°F in Lamar, IN. Today's high is 75°F with a 8% rain chance. Winds are around 7 mph with gusts near 9 mph. Relative humidity is 46%, pressure is 30.16 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Lamar
Sunrise is at 06:38 AM and sunset is at 06:38 PM. Tomorrow's forecast calls for Overcast with a high near 77°F and a low near 53°F. The maximum rain chance is 8%.