Salmon
Idaho, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Salmon, ID

Bright yellow trees along the shores of the iconic Salmon River in Salmon, Idaho, taken during the fall with a scenic background of mountains
Bright yellow trees along the shores of the iconic Salmon River in Salmon, Idaho, taken during the fall with a scenic background of mountains
January, like December, is another subzero cold winter month in Salmon, Idaho, with temperature in the range of an average high of 27.3°F (-2.6°C) and an average low of 32°F (0°C). In Salmon, Idaho, the average high-temperature in January is practically the same as in December - a still freezing cold 27.3°F (-2.6°C). Weather in January »

February, the last month of the winter, in Salmon, is also a subzero cold month, with temperature in the range of an average low of 32°F (0°C) and an average high of 27.9°F (-2.3°C). In Salmon, the average high-temperature is practically the same as in January - a still freezing cold 27.9°F (-2.3°C). Weather in February »

The first month of the spring, March, is a cold month in Salmon, Idaho, with average temperature fluctuating between 34°F (1.1°C) and 32°F (0°C). In March, the average high-temperature slightly increases, from a freezing cold 27.9°F (-2.3°C) in February, to a wintry 34°F (1.1°C). Weather in March »

April, the same as March, is another cold spring month in Salmon, Idaho, with average temperature varying between 32°F (0°C) and 41.9°F (5.5°C). In April, the average high-temperature marginally rises, from 34°F (1.1°C) in March, to a still cold 41.9°F (5.5°C). Weather in April »

The last month of the spring, May, is a fresh month in Salmon, Idaho, with average temperature ranging between min 32°F (0°C) and max 54.1°F (12.3°C). In May, the average high-temperature rises, from a cold 41.9°F (5.5°C) in April, to a cool 54.1°F (12.3°C). Weather in May »

The first month of the summer, June, is an enjoyable month in Salmon, Idaho, with average temperature varying between 32°F (0°C) and 64.4°F (18°C). In Salmon, the average high-temperature increases, from a fresh 54.1°F (12.3°C) in May, to a comfortable 64.4°F (18°C). Weather in June »

July in Salmon, Idaho, is a moderately hot summer month, with temperature in the range of an average low of 32°F (0°C) and an average high of 75.7°F (24.3°C). The warmest month is July, with an average high-temperature of 75.7°F (24.3°C) and an average low-temperature of 32°F (0°C). Weather in July »

August, the last month of the summer, in Salmon, is another warm month, with average temperature fluctuating between 32°F (0°C) and 74.7°F (23.7°C). In August, the average high-temperature is essentially the same as in July - a still warm 74.7°F (23.7°C). Weather in August »

September, the first month of the autumn, in Salmon, is still a comfortable month, with average temperature fluctuating between 65.3°F (18.5°C) and 32°F (0°C). In September, the average high-temperature drops, from a moderately hot 74.7°F (23.7°C) in August, to an enjoyable 65.3°F (18.5°C). Weather in September »

October, like September, is another chilly autumn month in Salmon, Idaho, with average temperature fluctuating between 32°F (0°C) and 48.7°F (9.3°C). In Salmon, the average high-temperature in October plummets, from an enjoyable 65.3°F (18.5°C) in September, to a chilly 48.7°F (9.3°C). Weather in October »

The last month of the autumn, November, is another cold month in Salmon, Idaho, with temperature in the range of an average low of 32°F (0°C) and an average high of 35.2°F (1.8°C). In November, the average high-temperature decreases, from a chilly 48.7°F (9.3°C) in October, to a cold 35.2°F (1.8°C). Weather in November »

December, the first month of the winter, in Salmon, is still a freezing cold month, with temperature in the range of an average high of 25.2°F (-3.8°C) and an average low of 32°F (0°C). With an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 32°F (0°C), December is the coldest month. Weather in December »

How many days does it rain in Salmon?

Throughout the year, in Salmon, there are 129.5 rainfall days, and 12.4" (315mm) of precipitation is accumulated.

When does it snow in Salmon?

January through May, September through December are months with snowfall in Salmon.

How much does it snow in Salmon?

In Salmon, Idaho, during the entire year, snow falls for 63.5 days, and aggregates up to 22.76" (578mm) of snow.

What is the month with the least sunshine in Salmon?

The month with the least sunshine is January, with an average of 5.1h of sunshine.

What is the month with the lowest UV index in Salmon?

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the most humid month in Salmon?

With an average relative humidity of 89%, February is the most humid month in Salmon.

What is the snowiest month in Salmon?

The month with the most snowfall in Salmon is February when snow falls for 12.3 days and typically aggregates up to 5" (127mm) of snow.

What is the wettest month in Salmon?

The month with the most rainfall is June when the rain falls for 14.9 days and typically aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Salmon?

In Salmon snow does not fall in June through August.

When are the longest days in Salmon?

With an average of 15.6h of daylight, June has the longest days of the year in Salmon, Idaho.

What is the warmest month in Salmon?

July is the warmest month, with an average high-temperature of 75.7°F (24.3°C) and an average low-temperature of 32°F (0°C).

What is the driest month in Salmon?

July and August are months with the least rain when the rain falls for 7.8 days and typically aggregates up to 0.51" (13mm) of rain.

What month has the most sunshine in Salmon?

With an average of 11.8h of sunshine, July has the most sunshine of the year in Salmon, Idaho.

What is the month with the highest UV index in Salmon?

The month with the highest UV index in Salmon is July, with an average maximum UV index of 5.

What is the least humid month in Salmon?

August is the least humid month in Salmon, Idaho, with an average relative humidity of 43%.

What is the coldest month in Salmon?

With an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 32°F (0°C), December is the coldest month.

What is the month with the shortest days in Salmon?

The month with the shortest days in Salmon, Idaho, is December, with an average of 8.8h of daylight.
Average temperature - Salmon, ID

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is December (25.2°F).

Months with the highest average low temperature are January, February, March, April, May, June, July, August, September, October, November and December (0°F).
Coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August, September, October, November and December (0°F).

Average rainfall - Salmon, ID

The wettest month (with the highest rainfall) is June (2.05").
Driest months (with the lowest rainfall) are July and August (0.51").

Average rainfall days - Salmon, ID

The month with the highest number of rainy days is May (18.3 days).
The month with the lowest number of rainy days is January (6.3 days).

Average snowfall days - Salmon, ID

The month with the highest number of snowfall days is February (12.3 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight / Average sunshine - Salmon, ID