Rockland, ID

Climate overview — based on NOAA 1991-2020 normals from MASSACRE ROCKS SP, ID US.

BSk Semi-arid (cold) climate 7a USDA hardiness Zone 7a

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

Rockland has an annual average temperature of 47.3°F with about 13.5 inches of precipitation per year. The warmest month is July (average high 89.0°F), and the coldest is January (average low 17.3°F). April is typically the wettest month (1.62 in) and July the driest (0.45 in).

Annual swing
44.9°F
warmest to coldest month
Heating need
6,702
Cooling need
327

Best time to visit Rockland

Full guide →

Climate change signal

All-time records →

64 of 366 (17.5%) of Rockland'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.

1970s
33
1980s
82
1990s
110
2000s
49
2010s
51
2020s
41

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 34.8°F 17.3°F 26.0°F 1.48 in 10
February 39.3°F 20.9°F 30.1°F 1.05 in 9
March 50.9°F 27.4°F 39.2°F 1.32 in 9
April 58.7°F 32.6°F 45.7°F 1.62 in 10
May 68.0°F 39.3°F 53.7°F 1.56 in 11
June 78.2°F 46.1°F 62.1°F 1.00 in 7
July 89.0°F 52.8°F 70.9°F 0.45 in 4
August 88.2°F 51.7°F 70.0°F 0.58 in 6
September 77.4°F 42.8°F 60.1°F 0.88 in 6
October 62.2°F 33.8°F 48.0°F 1.07 in 8
November 46.6°F 24.2°F 35.4°F 1.13 in 8
December 34.9°F 17.7°F 26.3°F 1.35 in 10

Climate twins of Rockland

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

Compare Rockland to another city