Snohomish County climate

Snohomish County Weather in June

NOAA 1991-2020 normals for Startup 1 E, 20 km from Snohomish County

Average highs run from 69°F on June 1 to 74°F on June 30, and lows from 47°F to 50°F. Normal precipitation for the month is 3.84 in over about 14 wet days.

June day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Snohomish County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
71°F
Average low
49°F
Precipitation
3.84 in
Record high
94°FJun 24, 2017
Record low
35°FJun 3, 1976
Chance of a freeze
0%
Days of 90°F or more
0.6
Daylight
15 h 48 min to 15 h 59 min
Cloud cover
68%
Humidity
81%
Dew point
44°F
Wind
3.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jun 169°F47°F76°F 201641°F 197651%0%
Jun 269°F48°F78°F 201940°F 197650%0%
Jun 369°F48°F81°F 201635°F 197650%0%
Jun 469°F48°F85°F 201635°F 197650%0%
Jun 569°F48°F91°F 201636°F 197650%0%
Jun 669°F48°F86°F 201741°F 197650%0%
Jun 769°F48°F88°F 201540°F 197650%0%
Jun 869°F48°F85°F 201535°F 201950%0%
Jun 969°F48°F83°F 201540°F 197750%0%
Jun 1070°F48°F80°F 201541°F 201849%0%
Jun 1170°F48°F86°F 201938°F 201849%0%
Jun 1270°F49°F93°F 201939°F 201548%0%
Jun 1370°F49°F78°F 201941°F 201648%0%
Jun 1470°F49°F84°F 201537°F 197647%0%
Jun 1570°F49°F86°F 201537°F 201647%0%
Jun 1671°F49°F79°F 201837°F 201646%0%
Jun 1771°F49°F87°F 201842°F 201645%0%
Jun 1871°F49°F89°F 197745°F 201645%0%
Jun 1971°F49°F86°F 201841°F 201544%0%
Jun 2071°F49°F87°F 201841°F 201443%0%
Jun 2172°F49°F81°F 201537°F 201742%0%
Jun 2272°F49°F79°F 201336°F 201741%0%
Jun 2372°F50°F82°F 201741°F 201741%0%
Jun 2472°F50°F94°F 201742°F 201240%0%
Jun 2573°F50°F92°F 201741°F 197639%0%
Jun 2673°F50°F87°F 201541°F 201838%0%
Jun 2773°F50°F93°F 201542°F 197637%0%
Jun 2873°F50°F86°F 201345°F 197636%0%
Jun 2974°F50°F89°F 201546°F 201436%0%
Jun 3074°F50°F92°F 201344°F 197735%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Snohomish County, in percent, and of at least 0.1 inch of snowfall.02040601102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

June 1
sunrise 5:11 AM, sunset 8:59 PM
June 30
sunrise 5:11 AM, sunset 9:10 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00458034 (Startup 1 E), public domain. Records: NOAA GHCN-Daily, station USC00450257, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.