What is the hottest month in Juliaetta?

August is the warmest month in Juliaetta, with an average high of 85.6°F.

What is the coldest month in Juliaetta?

December is the coldest month in Juliaetta, with an average low of 21.6°F.

What month does Juliaetta get the most rain?

November is typically the wettest month in Juliaetta, with about 3.52 inches of precipitation.

What plant hardiness zone is Juliaetta in?

Juliaetta is approximately in USDA plant hardiness Zone 7b, based on the average annual extreme minimum temperature.

Has the climate in Juliaetta changed recently?

16.1% of Juliaetta's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Juliaetta, ID

Climate overview — based on NOAA 1991-2020 normals from MOSCOW U OF I, ID US.

Dsb Mediterranean continental (warm summer) climate 7b USDA hardiness Zone 7b

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Juliaetta has an annual average temperature of 46.4°F with about 27.8 inches of precipitation per year and 50.9 inches of snow. The warmest month is August (average high 85.6°F), and the coldest is December (average low 21.6°F). November is typically the wettest month (3.52 in) and July the driest (0.66 in). Snow typically falls from October through May.

Annual swing

36.4°F

warmest to coldest month

Heating need

6,702

HDD/yr

Cooling need

CDD/yr

Best time to visit Juliaetta

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Climate change signal

All-time records →

59 of 366 (16.1%) of Juliaetta'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.

1890s		13
1900s		22
1910s		15
1920s		25
1930s		44
1940s		14
1950s		21
1960s		29
1970s		20
1980s		35
1990s		29
2000s		29
2010s		33
2020s		37

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	37.4°F	22.2°F	29.8°F	3.33 in	14.5 in	16
February	42.0°F	23.8°F	32.9°F	2.56 in	8.6 in	14
March	50.1°F	28.0°F	39.0°F	3.05 in	4.9 in	16
April	58.0°F	32.0°F	45.0°F	2.75 in	1.0 in	13
May	67.3°F	37.9°F	52.6°F	2.60 in	0.2 in	11
June	73.4°F	42.0°F	57.7°F	1.73 in	—	9
July	84.4°F	45.3°F	64.9°F	0.66 in	—	4
August	85.6°F	45.2°F	65.4°F	0.70 in	—	4
September	76.2°F	39.7°F	57.9°F	1.01 in	—	6
October	60.5°F	32.8°F	46.6°F	2.40 in	0.2 in	11
November	44.9°F	27.4°F	36.2°F	3.52 in	6.0 in	16
December	36.4°F	21.6°F	29.0°F	3.47 in	15.5 in	16