Saint Johns climate

Saint Johns Weather in May

NOAA 1991-2020 normals for Saint Johns, 4 km from Saint Johns

Average highs run from 75°F on May 1 to 86°F on May 31, and lows from 40°F to 48°F. Normal precipitation for the month is 0.39 in over about 2 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 Saint Johns, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
80°F
Average low
44°F
Precipitation
0.39 in
Snowfall
0.1 in
Record high
99°FMay 20, 2005
Record low
22°FMay 3, 2011
Chance of a freeze
56%
Days of 90°F or more
1.7
Daylight
13 h 35 min to 14 h 18 min
Cloud cover
37%
Humidity
34%
Dew point
27°F
Wind
10.5 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 175°F40°F87°F 202023°F 20116%0%
May 275°F40°F87°F 200623°F 20086%0%
May 375°F41°F85°F 200022°F 20116%0%
May 475°F41°F89°F 200430°F 20016%0%
May 576°F41°F88°F 200432°F 20226%0%
May 676°F41°F91°F 202034°F 20076%0%
May 776°F42°F90°F 200932°F 20076%0%
May 877°F42°F90°F 200937°F 20126%0%
May 977°F42°F93°F 201834°F 20156%0%
May 1077°F43°F90°F 201832°F 20036%0%
May 1178°F43°F89°F 200728°F 20036%0%
May 1278°F43°F91°F 200732°F 20106%0%
May 1379°F43°F92°F 200626°F 20006%0%
May 1479°F44°F94°F 200630°F 20146%0%
May 1579°F44°F92°F 202232°F 20146%0%
May 1680°F44°F89°F 200637°F 20186%0%
May 1780°F44°F92°F 200334°F 20156%0%
May 1880°F45°F93°F 200637°F 20116%0%
May 1981°F45°F93°F 200532°F 20116%0%
May 2081°F45°F99°F 200532°F 20176%0%
May 2182°F45°F98°F 200536°F 20175%0%
May 2282°F46°F99°F 200535°F 20085%0%
May 2383°F46°F98°F 200532°F 20215%0%
May 2483°F46°F94°F 200529°F 20195%0%
May 2583°F46°F94°F 200635°F 20215%0%
May 2684°F47°F93°F 200337°F 20195%0%
May 2784°F47°F96°F 200332°F 20125%0%
May 2885°F47°F95°F 200037°F 20195%0%
May 2985°F47°F97°F 200039°F 20124%0%
May 3085°F48°F95°F 200040°F 20104%0%
May 3186°F48°F96°F 200233°F 20114%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Saint Johns, in percent, and of at least 0.1 inch of snowfall.024681102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

May 1
sunrise 5:27 AM, sunset 7:02 PM
May 31
sunrise 5:06 AM, sunset 7:24 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00027435 (Saint Johns), public domain. Records: NOAA GHCN-Daily, station USW00093027, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.