What is the hottest month in Roberts, ID?

July is the warmest month, with a normal high of 85°F at Rigby.

What is the coldest month in Roberts, ID?

January is the coldest month, with a normal low of 15°F.

What is the wettest month in Roberts, ID?

May has the most precipitation on average, about 1.80 inches.

Checked Oct 25, 2026

Roberts, ID Climate

1991 to 2020 normals at Rigby, 11 mi from the center of Roberts, elevation 4856 ft.

Average weather by month

Select a month for daily normals and last year's weather

Month	High	Low	Precip.	Snow
January	31°	15°	1.32 in	--
February	35°	18°	0.78 in	--
March	48°	28°	1.12 in	--
April	57°	33°	1.44 in	--
May	67°	42°	1.80 in	--
June	75°	48°	1.30 in	--
July	85°	55°	0.56 in	--
August	84°	54°	0.78 in	--
September	75°	46°	1.09 in	--
October	60°	35°	1.19 in	--
November	43°	25°	0.79 in	--
December	30°	16°	1.31 in	--
Year	57°		13.48 in	--

Frequently asked questions

What is the hottest month in Roberts, ID?: July is the warmest month, with a normal high of 85°F at Rigby.
What is the coldest month in Roberts, ID?: January is the coldest month, with a normal low of 15°F.
What is the wettest month in Roberts, ID?: May has the most precipitation on average, about 1.80 inches.

Today

Roberts, ID forecast

Data sources

U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
U.S. Climate Normals 1991-2020 (daily) and GHCN-Daily via Access Data ServiceNOAA National Centers for Environmental Information · Official site

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About this data

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Climate normals are 30-year averages measured at one weather station, which may be miles from the place named here or at a different elevation.

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