Petroleum, IN 14 Day Weather - 46778 WeatherWorld.com
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Petroleum, IN Weather Forecast


Petroleum, IN Weather Forecast Dated: 311 AM Sat Sep 12 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.
Saturday, September 12, 2026
Mid-Morning
67°F 19°C
Light Fog
Mid-Afternoon
76°F 25°C
Light Showers
Early-Evening
75°F 24°C
Scattered Showers
Pleasant near 76°F 25°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the SSW to the S at 5 mph 8 km/h.
Sunday, September 13, 2026
Mid-Morning
67°F 19°C
Overcast
Mid-Afternoon
75°F 24°C
Scattered Showers
Early-Evening
67°F 20°C
Overcast
Comfortable with temperatures reaching 75°F 24°C, scattered downpours possible, with lower humidity and steady pressure. Winds building from NNW at 4 mph 6 km/h to NNE at 13 mph 21 km/h. Gusts up to 25 mph 40 km/h.
Monday, September 14, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
64°F 18°C
Cloudy
Early-Evening
61°F 16°C
Overcast
Comfortable at 64°F 18°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds moving from the ENE to the ESE at 9 mph 14 km/h. Gusts up to 20 mph 31 km/h.
Tuesday, September 15, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
80°F 26°C
Sunny
Mild temperatures up to 78°F 25°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds swinging from the S to the SSW at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
81°F 27°C
Nearby Thunderstorms
Early-Evening
80°F 27°C
Sunny
Quite warm reaching 81°F 27°C, feeling like 86°F 30°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
76°F 24°C
Overcast
Mid-Afternoon
80°F 27°C
Cloudy
Early-Evening
75°F 24°C
Cloudy
Very warm near 80°F 27°C, though humidity makes it feel like 84°F 29°C, overcast throughout the day, with steady humidity and steady pressure. Winds shifting from the W to the NNW at 10 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
67°F 20°C
Partly Cloudy
Early-Evening
68°F 20°C
Sunny
Comfortable at 67°F 20°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the NE to the NNW at 3 mph 5 km/h.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
66°F 19°C
Sunny
Cool with a high near 67°F 20°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 70°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the ENE at 8 mph 13 km/h.
Monday, September 21, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
66°F 19°C
Sunny
Mild with a high of 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 11 mph 18 km/h.
Tuesday, September 22, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure. Winds ENE at 13 mph 21 km/h.
Wednesday, September 23, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
63°F 18°C
Sunny
Cool with a high near 67°F 19°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the E to the ESE at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
65°F 19°C
Overcast
Enjoyable around 69°F 20°C, overcast in the morning, becoming cloudy through the afternoon and evening, with lower humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
73°F 23°C
Cloudy
Early-Evening
71°F 21°C
Overcast
Mild temperatures up to 73°F 23°C, partly cloudy through the afternoon, turning overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the SSE to the SE at 11 mph 17 km/h. Gusts up to 23 mph 36 km/h.
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