10-day forecast for May, ID: 31° to 66°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Saturday, October 17
46° · 0.69 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1664° / 33°0
Morning33°feels 33°
Afternoon59°feels 57°
Evening52°feels 49°
Overnight40°feels 40°
64 °
May, Friday, 16 October
Partly cloudy. High 64°, low 33°.
Pressure30.53 inHg
Wind1.5 mph SW
Humidity46%
Visibility6.2 mi
Dew point25°
Sat, 1766° / 38°0
Morning40°feels 40°
Afternoon63°feels 61°
Evening57°feels 55°
Overnight44°feels 44°
66 °
May, Saturday, 17 October
Overcast. High 66°, low 38°.
Pressure30.24 inHg
Wind2.3 mph S
Humidity42%
Visibility6.2 mi
Dew point25°
Sun, 1864° / 43°0
Morning43°feels 43°
Afternoon62°feels 59°
Evening55°feels 52°
Overnight47°feels 47°
64 °
May, Sunday, 18 October
Clear. High 64°, low 43°.
Pressure30.09 inHg
Wind2.4 mph SW
Humidity49%
Visibility6.2 mi
Dew point33°
Mon, 1964° / 45°0
Morning46°feels 46°
Afternoon61°feels 59°
Evening61°feels 59°
Overnight48°feels 48°
64 °
May, Monday, 19 October
Overcast. High 64°, low 45°.
Pressure29.94 inHg
Wind2.2 mph S
Humidity49%
Visibility6.2 mi
Dew point35°
Tue, 2062° / 46°0.04
Morning49°feels 49°
Afternoon57°feels 55°
Evening57°feels 55°
Overnight51°feels 50°
62 °
May, Tuesday, 20 October
Light rain. High 62°, low 46°.
Pressure29.94 inHg
Wind2.7 mph E
Humidity54%
Visibility—
Dew point39°
Wed, 2151° / 46°0.46
Morning47°feels 46°
Afternoon49°feels 48°
Evening49°feels 47°
Overnight47°feels 45°
51 °
May, Wednesday, 21 October
Rain. High 51°, low 46°.
Pressure29.97 inHg
Wind5.2 mph NW
Humidity83%
Visibility—
Dew point44°
Thu, 2246° / 40°0.69
Morning45°feels 43°
Afternoon41°feels 39°
Evening41°feels 41°
Overnight42°feels 42°
46 °
May, Thursday, 22 October
Rain. High 46°, low 40°.
Pressure29.91 inHg
Wind4.2 mph SE
Humidity98%
Visibility—
Dew point41°
Fri, 2349° / 40°0.15
Morning43°feels 43°
Afternoon46°feels 45°
Evening44°feels 39°
Overnight40°feels 36°
49 °
May, Friday, 23 October
Snow. High 49°, low 40°.
Pressure30.00 inHg
Wind9.4 mph NW
Humidity66%
Visibility—
Dew point35°
Sat, 2442° / 33°0.01
Morning35°feels 30°
Afternoon39°feels 34°
Evening40°feels 35°
Overnight35°feels 31°
42 °
May, Saturday, 24 October
Light snow. High 42°, low 33°.
Pressure30.36 inHg
Wind9.1 mph N
Humidity52%
Visibility—
Dew point22°
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 May, ID 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.