Fulton climate

Fulton Weather in May

NOAA 1991-2020 normals for Santa Rosa, 6.7 km from Fulton

Average highs run from 72°F on May 1 to 77°F on May 31, and lows from 46°F to 50°F. Normal precipitation for the month is 1.28 in over about 5 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 Fulton, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
75°F
Average low
48°F
Precipitation
1.28 in
Record high
102°FMay 15, 2008
Record low
32°FMay 10, 2022
Chance of a freeze
0%
Days of 90°F or more
0.7
Daylight
13 h 49 min to 14 h 40 min
Cloud cover
41%
Humidity
78%
Dew point
49°F
Wind
9.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
May 172°F46°F90°F 201338°F 200721%
May 273°F46°F92°F 201738°F 201920%
May 373°F46°F91°F 201337°F 200820%
May 473°F46°F89°F 201137°F 202020%
May 573°F46°F87°F 201138°F 202019%
May 673°F46°F90°F 200738°F 201019%
May 773°F47°F94°F 200138°F 201019%
May 873°F47°F93°F 200140°F 201018%
May 973°F47°F90°F 202533°F 202218%
May 1074°F47°F92°F 202132°F 202218%
May 1174°F47°F88°F 201233°F 202217%
May 1274°F47°F87°F 201435°F 202217%
May 1374°F47°F94°F 201440°F 200717%
May 1474°F48°F95°F 200839°F 201717%
May 1574°F48°F102°F 200836°F 199916%
May 1674°F48°F97°F 200838°F 199916%
May 1775°F48°F96°F 200940°F 200716%
May 1875°F48°F95°F 202239°F 200216%
May 1975°F48°F89°F 202640°F 199915%
May 2075°F48°F91°F 200139°F 200915%
May 2175°F49°F95°F 200042°F 201015%
May 2275°F49°F95°F 200037°F 201014%
May 2376°F49°F97°F 200040°F 200214%
May 2476°F49°F100°F 202239°F 201313%
May 2576°F49°F96°F 201441°F 200813%
May 2676°F49°F97°F 202043°F 201213%
May 2776°F49°F95°F 202039°F 202112%
May 2877°F50°F93°F 200337°F 201012%
May 2977°F50°F90°F 202540°F 200611%
May 3077°F50°F100°F 200142°F 201311%
May 3177°F50°F100°F 200145°F 200310%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fulton, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PDT).

May 1
sunrise 6:14 AM, sunset 8:03 PM
May 31
sunrise 5:49 AM, sunset 8:29 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00047965 (Santa Rosa), public domain. Records: NOAA GHCN-Daily, station USW00023213, 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.