Bridgeport climate

Bridgeport Weather in May

NOAA 1991-2020 normals for Chief Joseph Dam, 2.1 km from Bridgeport

Average highs run from 70°F on May 1 to 77°F on May 31, and lows from 42°F to 50°F. Normal precipitation for the month is 0.92 in over about 6 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 Bridgeport, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
74°F
Average low
46°F
Precipitation
0.92 in
Record high
100°FMay 30, 1986
Record low
27°FMay 1, 1954
Chance of a freeze
35%
Days of 90°F or more
1.6
Daylight
14 h 32 min to 15 h 46 min
Cloud cover
64%
Humidity
56%
Dew point
39°F
Wind
6.7 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 170°F42°F85°F 193727°F 195416%0%
May 270°F42°F88°F 193732°F 194816%0%
May 370°F42°F90°F 193733°F 196316%0%
May 471°F42°F88°F 196632°F 194916%0%
May 571°F43°F93°F 196631°F 195916%0%
May 671°F43°F90°F 199229°F 196516%0%
May 772°F43°F92°F 198732°F 200216%0%
May 872°F44°F95°F 198729°F 200216%0%
May 972°F44°F93°F 198730°F 198217%0%
May 1072°F44°F91°F 194932°F 199917%0%
May 1173°F45°F91°F 194934°F 194317%0%
May 1273°F45°F91°F 194932°F 198517%0%
May 1373°F45°F93°F 193933°F 200417%0%
May 1474°F46°F94°F 193932°F 195518%0%
May 1574°F46°F96°F 193930°F 197418%0%
May 1674°F46°F94°F 197331°F 197418%0%
May 1774°F46°F92°F 200631°F 197418%0%
May 1875°F47°F92°F 200633°F 200319%0%
May 1975°F47°F91°F 200635°F 198719%0%
May 2075°F47°F89°F 202336°F 197519%0%
May 2175°F48°F90°F 195834°F 201019%0%
May 2276°F48°F92°F 194034°F 196019%0%
May 2376°F48°F95°F 194035°F 196419%0%
May 2476°F48°F92°F 200136°F 201019%0%
May 2576°F48°F95°F 193636°F 196419%0%
May 2676°F49°F99°F 193637°F 195420%0%
May 2776°F49°F95°F 193636°F 197720%0%
May 2877°F49°F93°F 198336°F 197020%0%
May 2977°F49°F97°F 198334°F 195120%0%
May 3077°F49°F100°F 198637°F 195120%0%
May 3177°F50°F99°F 198636°F 198420%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bridgeport, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

May 1
sunrise 5:40 AM, sunset 8:12 PM
May 31
sunrise 5:04 AM, sunset 8:50 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00451400 (Chief Joseph Dam), public domain. Records: NOAA GHCN-Daily, station USC00451767, 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.