10-day forecast for Neptune, IA: 32° to 65°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Monday, November 9
59° · 0.48 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0448° / 45°0.06
Morning45°feels 38°
Afternoon48°feels 42°
Evening45°feels 39°
Overnight46°feels 39°
48 °
Neptune, Wednesday, 4 November
Light rain. High 48°, low 45°.
Pressure29.77 inHg
Wind16.5 mph NW
Humidity79%
Visibility6.2 mi
Dew point41°
Thu, 0555° / 38°0
Morning45°feels 39°
Afternoon55°feels 53°
Evening43°feels 38°
Overnight46°feels 41°
55 °
Neptune, Thursday, 5 November
Overcast. High 55°, low 38°.
Pressure29.97 inHg
Wind11.5 mph N
Humidity60%
Visibility6.2 mi
Dew point37°
Fri, 0649° / 32°0
Morning34°feels 29°
Afternoon49°feels 49°
Evening40°feels 40°
Overnight34°feels 31°
49 °
Neptune, Friday, 6 November
Clear. High 49°, low 32°.
Pressure30.24 inHg
Wind1.6 mph NE
Humidity62%
Visibility6.2 mi
Dew point35°
Sat, 0756° / 35°0
Morning39°feels 35°
Afternoon55°feels 53°
Evening47°feels 47°
Overnight35°feels 32°
56 °
Neptune, Saturday, 7 November
Mostly clear. High 56°, low 35°.
Pressure30.12 inHg
Wind4.4 mph SW
Humidity66%
Visibility6.2 mi
Dew point41°
Sun, 0857° / 35°0
Morning40°feels 37°
Afternoon53°feels 51°
Evening47°feels 45°
Overnight44°feels 40°
57 °
Neptune, Sunday, 8 November
Mostly clear. High 57°, low 35°.
Pressure30.27 inHg
Wind8.3 mph S
Humidity67%
Visibility—
Dew point41°
Mon, 0965° / 46°0
Morning51°feels 46°
Afternoon61°feels 59°
Evening53°feels 51°
Overnight49°feels 45°
65 °
Neptune, Monday, 9 November
Mostly clear. High 65°, low 46°.
Pressure29.88 inHg
Wind14.7 mph SW
Humidity48%
Visibility—
Dew point40°
Tue, 1058° / 42°0
Morning46°feels 44°
Afternoon55°feels 53°
Evening50°feels 48°
Overnight47°feels 44°
58 °
Neptune, Tuesday, 10 November
Overcast. High 58°, low 42°.
Pressure30.15 inHg
Wind7 mph NW
Humidity39%
Visibility—
Dew point30°
Wed, 1157° / 43°0
Morning47°feels 44°
Afternoon54°feels 51°
Evening49°feels 46°
Overnight47°feels 43°
57 °
Neptune, Wednesday, 11 November
Overcast. High 57°, low 43°.
Pressure30.09 inHg
Wind7 mph NE
Humidity49%
Visibility—
Dew point34°
Thu, 1254° / 42°0
Morning45°feels 40°
Afternoon51°feels 48°
Evening46°feels 43°
Overnight43°feels 39°
54 °
Neptune, Thursday, 12 November
Overcast. High 54°, low 42°.
Pressure30.18 inHg
Wind9.4 mph NE
Humidity53%
Visibility—
Dew point34°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Neptune, IA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.