Neptune, IA 14 Day Weather - WeatherWorld.com
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Neptune, IA Weather Forecast


Neptune, IA Weather Forecast Dated: 1001 PM Sat Oct 10 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, October 10, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
83°F 29°C
Sunny
Early-Evening
78°F 26°C
Sunny
Warm and summery near 83°F 29°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the S at 22 mph 35 km/h. Gusts up to 39 mph 63 km/h.
Sunday, October 11, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
76°F 25°C
Overcast
Balmy with temperatures reaching 82°F 28°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the S at 17 mph 27 km/h. Gusts up to 25 mph 40 km/h.
Monday, October 12, 2026
Mid-Morning
70°F 21°C
Cloudy
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
74°F 23°C
Sunny
Quite warm around 84°F 29°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SSW to the WNW at 14 mph 22 km/h. Gusts up to 24 mph 39 km/h.
Tuesday, October 13, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
61°F 16°C
Sunny
Cool with a high near 67°F 20°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the N to the NE at 9 mph 14 km/h.
Wednesday, October 14, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
58°F 14°C
Sunny
Refreshing around 64°F 18°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the NE to the E at 9 mph 14 km/h.
Thursday, October 15, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
57°F 14°C
Light Showers
Early-Evening
56°F 14°C
Light Showers
Cool and brisk at 57°F 14°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds turning from the ESE to the NW at 14 mph 23 km/h. Gusts up to 25 mph 40 km/h.
Friday, October 16, 2026
Mid-Morning
40°F 4°C
Sunny
Mid-Afternoon
44°F 7°C
Cloudy
Early-Evening
38°F 3°C
Sunny
Nippy around 44°F 7°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure rising. Winds switching from the NW to the NNW at 21 mph 34 km/h. Gusts up to 36 mph 57 km/h.
Saturday, October 17, 2026
Mid-Morning
30°F -1°C
Sunny
Mid-Afternoon
41°F 5°C
Sunny
Early-Evening
36°F 2°C
Sunny
Biting cold near 41°F 5°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the NNW to the SSE at 5 mph 8 km/h.
Sunday, October 18, 2026
Mid-Morning
37°F 3°C
Partly Cloudy
Mid-Afternoon
54°F 12°C
Cloudy
Early-Evening
51°F 10°C
Sunny
Brisk around 54°F 12°C, cloudy in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds SSW at 21 mph 33 km/h. Gusts up to 32 mph 51 km/h.
Monday, October 19, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 63°F 17°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the S to the SSE at 9 mph 14 km/h.
Tuesday, October 20, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
60°F 16°C
Sunny
Comfortable at 65°F 18°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the S at 16 mph 25 km/h. Gusts up to 32 mph 50 km/h.
Wednesday, October 21, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
58°F 15°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the W to the NW at 9 mph 15 km/h.
Thursday, October 22, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
61°F 16°C
Cloudy
Early-Evening
55°F 13°C
Cloudy
Refreshing around 61°F 16°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
54°F 12°C
Overcast
Mildly cool near 61°F 16°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds moving from the SE to the E at 11 mph 17 km/h.
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