Folsom climate

Folsom Weather in May

NOAA 1991-2020 normals for Covington 4 Nnw, 13.5 km from Folsom

Average highs run from 81°F on May 1 to 87°F on May 31, and lows from 59°F to 67°F. Normal precipitation for the month is 5.27 in over about 7 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 Folsom, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
84°F
Average low
63°F
Precipitation
5.27 in
Record high
96°FMay 29, 2000
Record low
38°FMay 4, 2013
Chance of a freeze
0%
Days of 90°F or more
5.1
Daylight
13 h 22 min to 13 h 59 min
Cloud cover
49%
Humidity
79%
Dew point
67°F
Wind
4.0 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 181°F59°F91°F 198145°F 199621%0%
May 281°F59°F88°F 199046°F 198821%0%
May 382°F60°F91°F 200245°F 200421%0%
May 482°F60°F90°F 200238°F 201322%0%
May 582°F60°F91°F 200245°F 198322%0%
May 682°F60°F90°F 199542°F 201322%0%
May 782°F61°F89°F 198442°F 199222%0%
May 883°F61°F90°F 198443°F 199222%0%
May 983°F61°F92°F 199844°F 198422%0%
May 1083°F61°F90°F 198648°F 198422%0%
May 1183°F62°F90°F 200248°F 198922%0%
May 1284°F62°F90°F 200344°F 198923%0%
May 1384°F62°F91°F 200748°F 201323%0%
May 1484°F62°F91°F 198651°F 200223%0%
May 1584°F63°F93°F 198448°F 201123%0%
May 1684°F63°F91°F 198446°F 201424%0%
May 1785°F63°F93°F 198841°F 201124%0%
May 1885°F63°F94°F 198846°F 201124%0%
May 1985°F64°F92°F 198849°F 200224%0%
May 2085°F64°F93°F 198846°F 200225%0%
May 2185°F64°F92°F 200547°F 198125%0%
May 2286°F64°F93°F 200549°F 200225%0%
May 2386°F65°F95°F 199649°F 200126%0%
May 2486°F65°F94°F 199654°F 200226%0%
May 2586°F65°F95°F 200555°F 198526%0%
May 2686°F65°F94°F 199654°F 198827%0%
May 2787°F66°F94°F 199656°F 198827%0%
May 2887°F66°F95°F 198955°F 200328%0%
May 2987°F66°F96°F 200055°F 198828%0%
May 3087°F66°F96°F 200047°F 198429%0%
May 3187°F67°F95°F 199845°F 198429%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Folsom, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:17 AM, sunset 7:39 PM
May 31
sunrise 5:59 AM, sunset 7:58 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00162151 (Covington 4 Nnw), public domain. Records: NOAA GHCN-Daily, station USC00164030, 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.