Weymouth climate

Weymouth Weather in July

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

Average highs run from 17°C on July 1 to 19°C on July 31, and lows from 14°C to 15°C. Normal precipitation for the month is 53 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 Weymouth, in °C, with the record for each date.1015202530151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

July at a glance

Average high
18°C
Average low
15°C
Precipitation
53 mm
Reanalysis high
25°CJul 8, 2018
Reanalysis low
11°CJul 7, 1996
Daylight
16 h 23 min to 15 h 21 min
Cloud cover
64%
Humidity
84%
Dew point
14°C
Wind
19.4 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 117°C14°C21°C 201812°C 199739%
Jul 217°C14°C22°C 201812°C 199740%
Jul 317°C14°C22°C 200612°C 199740%
Jul 417°C14°C20°C 199112°C 199740%
Jul 517°C14°C21°C 201812°C 199640%
Jul 618°C14°C22°C 201711°C 199641%
Jul 718°C14°C24°C 201811°C 199640%
Jul 818°C14°C25°C 201812°C 199639%
Jul 918°C14°C22°C 201812°C 200438%
Jul 1018°C14°C23°C 200512°C 200436%
Jul 1118°C14°C24°C 200512°C 199335%
Jul 1218°C15°C22°C 199912°C 199334%
Jul 1318°C15°C25°C 201312°C 200234%
Jul 1418°C15°C24°C 201313°C 200133%
Jul 1518°C15°C23°C 201313°C 200132%
Jul 1618°C15°C21°C 200612°C 200132%
Jul 1718°C15°C23°C 200613°C 199132%
Jul 1818°C15°C24°C 201313°C 200231%
Jul 1918°C15°C22°C 201313°C 200132%
Jul 2018°C15°C21°C 201813°C 200133%
Jul 2119°C15°C21°C 201412°C 201232%
Jul 2219°C15°C24°C 201413°C 200234%
Jul 2319°C15°C23°C 201413°C 201134%
Jul 2419°C15°C24°C 201413°C 201134%
Jul 2519°C15°C23°C 201212°C 199835%
Jul 2619°C15°C22°C 201413°C 199336%
Jul 2719°C15°C24°C 200114°C 200937%
Jul 2819°C15°C22°C 200113°C 201237%
Jul 2919°C15°C21°C 199913°C 201538%
Jul 3019°C15°C23°C 199513°C 201538%
Jul 3119°C15°C24°C 199513°C 200738%

Chance of rain

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

Sunrise and sunset

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

July 1
sunrise 5:02 AM, sunset 9:25 PM
July 31
sunrise 5:35 AM, sunset 8:56 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.