Climate Insights for Arlington

Snohomish County, Washington, United States

Based on 10 years of historical weather data

Current Season

What season is it in Arlington?

Astronomical Season

winter

Based on Earth's position relative to the sun

Meteorological Season

winter

Based on temperature cycles and weather patterns

spring begins on March 20, 2026 (65 days from now)

Season Timeline for 2026

spring
Mar 20
Next
summer
Jun 21
Future
fall
Sep 23
Future
winter
Dec 21
Current

Hottest Month

August
Peak: 24°C
Average: 18°C

Coldest Month

December
Low: 2°C
Average: 4°C

Wettest Month

November
267 mm rain
5 mm snow

Best Time to Visit

June & July
Comfortable temps & low rain
Monthly Climate Data
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan Current
3 °C
8 °C
15 km/h
228 mm
11 cm
Feb
2 °C
8 °C
13 km/h
191 mm
23 cm
Mar
4 °C
11 °C
14 km/h
172 mm
8 cm
Apr
6 °C
14 °C
14 km/h
139 mm
2 cm
May
9 °C
18 °C
12 km/h
78 mm
0 cm
Jun
11 °C
21 °C
12 km/h
74 mm
0 cm
Jul
13 °C
24 °C
11 km/h
19 mm
0 cm
Aug
13 °C
24 °C
11 km/h
33 mm
0 cm
Sep
11 °C
20 °C
11 km/h
95 mm
0 cm
Oct
7 °C
15 °C
13 km/h
191 mm
0 cm
Nov
4 °C
10 °C
15 km/h
267 mm
5 cm
Dec
2 °C
7 °C
14 km/h
257 mm
20 cm
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Metric (°C, km/h)
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