Bothell climate

Bothell Weather in May

NOAA 1991-2020 normals for Seattle Sand Pt Wsfo, 9.1 km from Bothell

Average highs run from 62°F on May 1 to 68°F on May 31, and lows from 45°F to 51°F. Normal precipitation for the month is 2.16 in over about 12 wet days.

May day by day

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

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

May at a glance

Average high
65°F
Average low
48°F
Precipitation
2.16 in
Record high
88°FMay 17, 2008
Record low
34°FMay 7, 2002
Chance of a freeze
0%
Daylight
14 h 31 min to 15 h 44 min
Cloud cover
71%
Humidity
81%
Dew point
45°F
Wind
3.1 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
May 162°F45°F84°F 201435°F 194844%0%
May 262°F46°F82°F 201635°F 194844%0%
May 363°F46°F75°F 202636°F 194943%0%
May 463°F46°F76°F 202636°F 201043%0%
May 563°F46°F75°F 201336°F 200242%0%
May 663°F46°F80°F 201335°F 200242%0%
May 764°F47°F75°F 201634°F 200241%0%
May 864°F47°F74°F 202038°F 195041%0%
May 964°F47°F79°F 202037°F 199941%0%
May 1064°F47°F79°F 201936°F 199940%0%
May 1165°F47°F81°F 202441°F 201240%0%
May 1265°F48°F80°F 202640°F 194840%0%
May 1365°F48°F80°F 202339°F 202240%0%
May 1465°F48°F84°F 202340°F 195040%0%
May 1565°F48°F86°F 202340°F 195040%0%
May 1666°F48°F79°F 195239°F 200340%0%
May 1766°F49°F88°F 200839°F 195040%0%
May 1866°F49°F75°F 194937°F 195040%0%
May 1966°F49°F72°F 200842°F 195040%0%
May 2066°F49°F76°F 194843°F 195040%0%
May 2166°F49°F74°F 201543°F 200940%0%
May 2267°F50°F79°F 195140°F 195040%0%
May 2367°F50°F78°F 200139°F 195040%0%
May 2467°F50°F74°F 194841°F 195040%0%
May 2567°F50°F77°F 195043°F 194939%0%
May 2667°F50°F82°F 200542°F 199939%0%
May 2767°F50°F83°F 200541°F 195039%0%
May 2867°F51°F83°F 202540°F 195039%0%
May 2968°F51°F73°F 200938°F 195139%0%
May 3068°F51°F78°F 200739°F 195139%0%
May 3168°F51°F76°F 200143°F 195039%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bothell, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

May 1
sunrise 5:51 AM, sunset 8:22 PM
May 31
sunrise 5:15 AM, sunset 8:59 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094290 (Seattle Sand Pt Wsfo), public domain. Records: NOAA GHCN-Daily, station USW00024222, 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.