Climate Insights for Longview

Goshen County, Washington, United States

Hottest
August
27°C peak
Coldest
February
2°C low
Wettest
December
210mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Longview is temperate. The average annual temperature is 11°C and approximately 1411mm of precipitation falls per year. December is the wettest month, receiving around 210mm of rainfall. Longview is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, December, January, when temperatures can drop to 2°C. Light snow can occur between January and December.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 8° Average: 5° Min: 3° Feb Max: 9° Average: 5° Min: 2° Mar Max: 12° Average: 7° Min: 4° Apr Max: 16° Average: 10° Min: 6° May Max: 20° Average: 13° Min: 8° Jun Max: 23° Average: 16° Min: 11° Jul Max: 26° Average: 18° Min: 12° Aug Max: 27° Average: 19° Min: 13° Sep Max: 23° Average: 16° Min: 11° Oct Max: 17° Average: 11° Min: 7° Nov Max: 11° Average: 7° Min: 5° Dec Max: 8° Average: 5° Min: 3°
Max
Average
Min

Temperatures in Longview vary considerably across the year, with a 25°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 27°C and the mean temperature sits around 19°C. February is the coolest month, with minimum temperatures around 2°C and an average of 5°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 5°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 204mm Snow: 7mm Feb Precipitation: 162mm Snow: 21mm Mar Precipitation: 163mm Snow: 5mm Apr Precipitation: 124mm Snow: 4mm May Precipitation: 70mm Snow: 0mm Jun Precipitation: 53mm Snow: 0mm Jul Precipitation: 10mm Snow: 0mm Aug Precipitation: 13mm Snow: 0mm Sep Precipitation: 61mm Snow: 0mm Oct Precipitation: 144mm Snow: 0mm Nov Precipitation: 199mm Snow: 1mm Dec Precipitation: 210mm Snow: 9mm
Precipitation
Snow

Longview is a fairly wet location, receiving approximately 1411mm of precipitation annually, which averages out to around 118mm per month. The wettest month is December, averaging 210mm of rainfall. January and November also tend to see above-average precipitation. The driest month is July, with just 10mm. That's 200mm less than December, 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. Light snowfall can occur between January and December, totalling around 46cm annually. February is the snowiest month with approximately 21cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 9km/h Feb Wind Speed: 8km/h Mar Wind Speed: 8km/h Apr Wind Speed: 8km/h May Wind Speed: 7km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 8km/h Nov Wind Speed: 9km/h Dec Wind Speed: 9km/h
Wind Speed

Longview is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

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

7 days until Autumn

It is currently summer in Longview, which began on June 21, 2026. Longview 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 August at around 27°C, while the coldest stretch bottoms out in February near 2°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 4 to 20°C. Rainfall is heavy, totalling around 356mm across the season with a monthly average of 119mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 11 to 27°C. Rainfall is relatively light, with around 76mm over the season and a monthly average of 25mm. Winds are generally light, averaging 8km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 5 to 23°C. Rainfall is heavy, totalling around 404mm across the season with a monthly average of 135mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 2 to 9°C. Rainfall is heavy, totalling around 575mm across the season with a monthly average of 192mm. Expect around 37cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan
Feb
Mar
Apr 10°
May 13°
Jun 16°
Jul 18°
Aug 19°
Sep 16°
Oct 11°
Nov
Dec

The best time to visit Longview is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 34mm per month. By contrast, February can be quite cold with temperatures dropping to 2°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Longview 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
3 °C
8 °C
9 km/h
204 mm
7 cm
Feb
2 °C
9 °C
8 km/h
162 mm
21 cm
Mar
4 °C
12 °C
8 km/h
163 mm
5 cm
Apr
6 °C
16 °C
8 km/h
124 mm
4 cm
May
8 °C
20 °C
7 km/h
70 mm
0 cm
Jun
11 °C
23 °C
8 km/h
53 mm
0 cm
Jul
12 °C
26 °C
8 km/h
10 mm
0 cm
Aug
13 °C
27 °C
7 km/h
13 mm
0 cm
Sep Current
11 °C
23 °C
7 km/h
61 mm
0 cm
Oct
7 °C
17 °C
8 km/h
144 mm
0 cm
Nov
5 °C
11 °C
9 km/h
199 mm
1 cm
Dec
3 °C
8 °C
9 km/h
210 mm
9 cm
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