Roberts, ID

Climate overview — based on NOAA 1991-2020 normals from RIGBY, ID US.

BSk Semi-arid (cold) climate 6b USDA hardiness Zone 6b

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Roberts has an annual average temperature of 45.9°F with about 13.5 inches of precipitation per year. The warmest month is July (average high 84.5°F), and the coldest is January (average low 14.9°F). May is typically the wettest month (1.80 in) and July the driest (0.56 in).

Annual swing
46.7°F
warmest to coldest month
Heating need
7,125
Cooling need
252

Best time to visit Roberts

Full guide →

Climate change signal

All-time records →

254 of 366 (69.4%) of Roberts's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

2000s
17
2010s
196
2020s
153

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 30.7°F 14.9°F 22.8°F 1.32 in
February 35.4°F 17.7°F 26.6°F 0.78 in
March 47.9°F 27.5°F 37.7°F 1.12 in
April 57.1°F 33.0°F 45.0°F 1.44 in
May 66.7°F 41.5°F 54.1°F 1.80 in
June 75.0°F 48.2°F 61.6°F 1.30 in
July 84.5°F 54.6°F 69.5°F 0.56 in
August 84.3°F 53.5°F 68.9°F 0.78 in
September 74.9°F 46.0°F 60.5°F 1.09 in
October 59.7°F 34.8°F 47.2°F 1.19 in
November 43.1°F 25.2°F 34.2°F 0.79 in
December 29.9°F 15.7°F 22.8°F 1.31 in

Climate twins of Roberts

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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