Climate Insights for Josephine Ranch Airport

Whatcom County, Idaho, United States

Hottest
July
32°C peak
Coldest
December
-8°C low
Wettest
May
63mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Josephine Ranch Airport is cool. The average annual temperature is 9°C and approximately 441mm of precipitation falls per year. May is the wettest month, receiving around 63mm of rainfall. Josephine Ranch Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are December, January, February, when temperatures can drop to -8°C. Snowfall occurs from January to December, with around 160cm accumulating over the season.

Temperature

-10° 10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 1° Average: -3° Min: -6° Feb Max: 3° Average: -2° Min: -6° Mar Max: 9° Average: 3° Min: -1° Apr Max: 15° Average: 8° Min: 3° May Max: 19° Average: 12° Min: 6° Jun Max: 25° Average: 17° Min: 10° Jul Max: 32° Average: 23° Min: 15° Aug Max: 31° Average: 23° Min: 15° Sep Max: 24° Average: 16° Min: 10° Oct Max: 16° Average: 8° Min: 3° Nov Max: 9° Average: 3° Min: -1° Dec Max: 0° Average: -5° Min: -8°
Max
Average
Min

Josephine Ranch Airport has a wide annual temperature range, spanning 40°C from the coldest to warmest months. The warmest month is July, when average highs reach 32°C and the mean temperature sits around 23°C. The coldest month is December, when overnight lows fall to -8°C and the daily average is -5°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 8°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 60mm Snow: 42mm Feb Precipitation: 41mm Snow: 29mm Mar Precipitation: 48mm Snow: 18mm Apr Precipitation: 47mm Snow: 8mm May Precipitation: 63mm Snow: 4mm Jun Precipitation: 36mm Snow: 0mm Jul Precipitation: 5mm Snow: 0mm Aug Precipitation: 7mm Snow: 0mm Sep Precipitation: 18mm Snow: 0mm Oct Precipitation: 30mm Snow: 3mm Nov Precipitation: 42mm Snow: 23mm Dec Precipitation: 46mm Snow: 35mm
Precipitation
Snow

Josephine Ranch Airport is a relatively dry area, receiving approximately 441mm of precipitation annually, which averages out to around 37mm per month. The wettest month is May, averaging 63mm of rainfall. January and March also tend to see above-average precipitation. The driest month is July, with just 5mm. That's 58mm less than May, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 160cm accumulating over the season. January typically sees the most snow at around 42cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 3km/h Feb Wind Speed: 3km/h Mar Wind Speed: 3km/h Apr Wind Speed: 4km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 3km/h Oct Wind Speed: 3km/h Nov Wind Speed: 3km/h Dec Wind Speed: 3km/h
Wind Speed

Josephine Ranch Airport is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

94 days until Autumn

It is currently summer in Josephine Ranch Airport, which began on June 21, 2026. Josephine Ranch Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 32°C, while the coldest stretch bottoms out in December near -8°C. Autumn is next, beginning on September 23, 2026 — 94 days from now.

Spring

Temperatures range from -1 to 19°C. Precipitation is moderate at around 157mm for the season, averaging 52mm per month. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 10 to 32°C. Rainfall is relatively light, with around 48mm over the season and a monthly average of 16mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from -1 to 24°C. Rainfall is relatively light, with around 90mm over the season and a monthly average of 30mm. Expect around 25cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -8 to 3°C. Rainfall is relatively light, with around 146mm over the season and a monthly average of 49mm. Expect around 105cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -3°
Feb -2°
Mar
Apr
May 12°
Jun 17°
Jul 23°
Aug 23°
Sep 16°
Oct
Nov
Dec -5°

The best time to visit Josephine Ranch Airport is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 16mm per month. By contrast, December can be quite cold with temperatures dropping to -8°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Josephine Ranch Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-6 °C
1 °C
3 km/h
60 mm
42 cm
Feb
-6 °C
3 °C
3 km/h
41 mm
29 cm
Mar
-1 °C
9 °C
3 km/h
48 mm
18 cm
Apr
3 °C
15 °C
4 km/h
47 mm
8 cm
May
6 °C
19 °C
3 km/h
63 mm
4 cm
Jun Current
10 °C
25 °C
3 km/h
36 mm
0 cm
Jul
15 °C
32 °C
3 km/h
5 mm
0 cm
Aug
15 °C
31 °C
3 km/h
7 mm
0 cm
Sep
10 °C
24 °C
3 km/h
18 mm
0 cm
Oct
3 °C
16 °C
3 km/h
30 mm
3 cm
Nov
-1 °C
9 °C
3 km/h
42 mm
23 cm
Dec
-8 °C
0 °C
3 km/h
46 mm
35 cm
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