10-day forecast for Barnum, IA: 38° to 73°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Sunday, November 1
65° · 0.95 in
Worst day: Friday, October 30
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2763° / 53°0.02
Morning54°feels 54°
Afternoon62°feels 62°
Evening59°feels 59°
Overnight54°feels 54°
63 °
Barnum, Tuesday, 27 October
Light rain. High 63°, low 53°.
Pressure30.09 inHg
Wind11.2 mph S
Humidity87%
Visibility6.2 mi
Dew point56°
Wed, 2873° / 56°0.15
Morning56°feels 56°
Afternoon72°feels 71°
Evening62°feels 62°
Overnight59°feels 59°
73 °
Barnum, Wednesday, 28 October
Rain. High 73°, low 56°.
Pressure30.00 inHg
Wind12.5 mph S
Humidity65%
Visibility6.2 mi
Dew point56°
Thu, 2965° / 52°0.01
Morning54°feels 54°
Afternoon64°feels 62°
Evening54°feels 53°
Overnight61°feels 61°
65 °
Barnum, Thursday, 29 October
Light rain. High 65°, low 52°.
Pressure30.15 inHg
Wind5.8 mph N
Humidity70%
Visibility6.2 mi
Dew point50°
Fri, 3065° / 48°0.95
Morning52°feels 51°
Afternoon62°feels 61°
Evening59°feels 60°
Overnight49°feels 47°
65 °
Barnum, Friday, 30 October
Heavy rain. High 65°, low 48°.
Pressure30.12 inHg
Wind9.8 mph SE
Humidity78%
Visibility—
Dew point54°
Sat, 3169° / 57°0.24
Morning60°feels 60°
Afternoon62°feels 62°
Evening59°feels 59°
Overnight57°feels 57°
69 °
Barnum, Saturday, 31 October
Rain. High 69°, low 57°.
Pressure30.09 inHg
Wind7.4 mph SE
Humidity85%
Visibility—
Dew point58°
Sun, 0164° / 52°0
Morning55°feels 54°
Afternoon63°feels 62°
Evening58°feels 58°
Overnight56°feels 55°
64 °
Barnum, Sunday, 1 November
Mostly clear. High 64°, low 52°.
Pressure30.06 inHg
Wind7.2 mph S
Humidity64%
Visibility—
Dew point49°
Mon, 0258° / 53°0.55
Morning55°feels 54°
Afternoon57°feels 56°
Evening55°feels 55°
Overnight55°feels 55°
58 °
Barnum, Monday, 2 November
Rain. High 58°, low 53°.
Pressure29.77 inHg
Wind16.1 mph SE
Humidity79%
Visibility—
Dew point51°
Tue, 0351° / 44°0.67
Morning46°feels 37°
Afternoon46°feels 38°
Evening47°feels 39°
Overnight45°feels 37°
51 °
Barnum, Tuesday, 3 November
Heavy rain. High 51°, low 44°.
Pressure29.71 inHg
Wind27.1 mph W
Humidity68%
Visibility—
Dew point36°
Wed, 0455° / 38°0
Morning42°feels 38°
Afternoon51°feels 48°
Evening48°feels 45°
Overnight46°feels 42°
55 °
Barnum, Wednesday, 4 November
Mostly clear. High 55°, low 38°.
Pressure29.91 inHg
Wind14.8 mph NW
Humidity40%
Visibility—
Dew point26°
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 Barnum, 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.