Saint Helena climate

Saint Helena Weather in July

NOAA 1991-2020 normals for Saint Helena, 0.2 km from Saint Helena

Average highs run from 88°F on July 1 to 89°F on July 31, and lows from 56°F to 56°F. Normal precipitation for the month is 0.01 in over about 0 wet days.

July day by day

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

Normal daily high and low temperature at Saint Helena, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
89°F
Average low
56°F
Precipitation
0.01 in
Record high
108°FJul 16, 2017
Record low
41°FJul 6, 2009
Chance of a freeze
0%
Days of 90°F or more
13.3
Daylight
14 h 48 min to 14 h 10 min
Cloud cover
27%
Humidity
49%
Dew point
47°F
Wind
6.9 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Jul 188°F56°F101°F 202344°F 20072%
Jul 288°F56°F106°F 202444°F 20032%
Jul 388°F56°F103°F 200146°F 20002%
Jul 489°F56°F98°F 200744°F 20031%
Jul 589°F56°F99°F 202045°F 20251%
Jul 689°F56°F101°F 202441°F 20091%
Jul 789°F56°F107°F 201743°F 20091%
Jul 889°F56°F102°F 200844°F 20091%
Jul 989°F56°F103°F 200244°F 20231%
Jul 1089°F56°F101°F 200244°F 20091%
Jul 1189°F56°F102°F 199947°F 20041%
Jul 1289°F56°F102°F 199945°F 20061%
Jul 1389°F56°F96°F 200945°F 20131%
Jul 1489°F56°F97°F 200948°F 20111%
Jul 1589°F56°F103°F 199846°F 20041%
Jul 1689°F56°F108°F 201747°F 20091%
Jul 1789°F56°F101°F 200647°F 20091%
Jul 1889°F56°F104°F 199848°F 20001%
Jul 1989°F56°F106°F 202444°F 20081%
Jul 2089°F56°F96°F 202447°F 20211%
Jul 2189°F56°F99°F 200647°F 20011%
Jul 2289°F56°F108°F 200644°F 20221%
Jul 2389°F56°F107°F 200646°F 20211%
Jul 2489°F56°F100°F 200645°F 20021%
Jul 2589°F56°F98°F 201447°F 20081%
Jul 2689°F56°F97°F 201648°F 20261%
Jul 2789°F56°F95°F 201947°F 20260%
Jul 2889°F56°F100°F 201550°F 20000%
Jul 2989°F56°F96°F 201547°F 19990%
Jul 3089°F56°F95°F 201246°F 19990%
Jul 3189°F56°F100°F 200048°F 19990%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Saint Helena, in percent.00.511.521102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PDT).

July 1
sunrise 5:50 AM, sunset 8:38 PM
July 31
sunrise 6:11 AM, sunset 8:21 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00047643 (Saint Helena), 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.