Harwich climate

Harwich Weather in July

NASA POWER reanalysis for the half-degree grid cell around Harwich, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 20°C on July 1 to 21°C on July 31, and lows from 13°C to 14°C. Normal precipitation for the month is 59 mm over about 12 wet days.

July day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Harwich, in °C, with the record for each date.51015202530151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

July at a glance

Average high
21°C
Average low
14°C
Precipitation
59 mm
Reanalysis high
28°CJul 27, 2018
Reanalysis low
8°CJul 11, 1993
Daylight
16 h 38 min to 15 h 31 min
Cloud cover
68%
Humidity
80%
Dew point
14°C
Wind
16.6 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jul 120°C13°C24°C 201510°C 201139%
Jul 220°C13°C24°C 20109°C 199639%
Jul 320°C13°C24°C 199411°C 199540%
Jul 420°C13°C25°C 200610°C 200840%
Jul 520°C13°C24°C 201811°C 199741%
Jul 620°C13°C24°C 201810°C 199343%
Jul 720°C13°C25°C 20189°C 199643%
Jul 820°C13°C24°C 201810°C 199643%
Jul 920°C13°C25°C 20109°C 199643%
Jul 1020°C13°C24°C 20039°C 199342%
Jul 1120°C13°C25°C 19918°C 199342%
Jul 1220°C13°C25°C 19949°C 199343%
Jul 1320°C13°C23°C 201310°C 200843%
Jul 1420°C13°C24°C 200511°C 201641%
Jul 1521°C13°C24°C 201810°C 200140%
Jul 1621°C13°C25°C 20189°C 200039%
Jul 1721°C14°C25°C 200610°C 200039%
Jul 1821°C14°C25°C 201410°C 199638%
Jul 1921°C14°C25°C 200611°C 199636%
Jul 2021°C14°C26°C 200611°C 200837%
Jul 2121°C14°C26°C 200611°C 202036%
Jul 2221°C14°C25°C 201910°C 200836%
Jul 2321°C14°C26°C 201810°C 199938%
Jul 2421°C14°C28°C 201910°C 201138%
Jul 2521°C14°C28°C 201910°C 199838%
Jul 2621°C14°C26°C 201810°C 200537%
Jul 2721°C14°C28°C 201812°C 199936%
Jul 2821°C14°C25°C 200611°C 199235%
Jul 2921°C14°C25°C 200110°C 201536%
Jul 3021°C14°C25°C 199510°C 201236%
Jul 3121°C14°C26°C 199510°C 200937%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Harwich, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

July 1
sunrise 4:40 AM, sunset 9:18 PM
July 31
sunrise 5:15 AM, sunset 8:46 PM

Every day of July: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: 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.