Cát Bà climate

Cát Bà Weather in July

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

Average highs run from 30°C on July 1 to 30°C on July 31, and lows from 29°C to 28°C. Normal precipitation for the month is 285 mm over about 25 wet days.

July day by day

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

Normal daily high and low temperature at Cát Bà, in °C, with the record for each date.2628303234151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

July at a glance

Average high
30°C
Average low
29°C
Precipitation
285 mm
Reanalysis high
34°CJul 1, 2015
Reanalysis low
26°CJul 8, 1992
Daylight
13 h 23 min to 13 h 05 min
Cloud cover
80%
Humidity
84%
Dew point
26°C
Wind
18.4 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 130°C29°C34°C 201527°C 201183%
Jul 230°C29°C33°C 201527°C 199183%
Jul 330°C29°C33°C 201528°C 199884%
Jul 430°C29°C32°C 201027°C 199884%
Jul 530°C29°C32°C 201027°C 199584%
Jul 630°C29°C33°C 200127°C 201584%
Jul 730°C29°C32°C 201127°C 199284%
Jul 830°C29°C32°C 201526°C 199284%
Jul 930°C29°C32°C 200227°C 199284%
Jul 1030°C29°C33°C 200227°C 199184%
Jul 1130°C29°C32°C 200227°C 201584%
Jul 1230°C29°C33°C 201526°C 199285%
Jul 1330°C29°C32°C 201527°C 200085%
Jul 1430°C29°C32°C 201527°C 199185%
Jul 1530°C29°C32°C 201527°C 199786%
Jul 1630°C29°C32°C 201227°C 199286%
Jul 1730°C29°C32°C 201627°C 199286%
Jul 1830°C29°C32°C 200327°C 199286%
Jul 1930°C29°C33°C 201927°C 199586%
Jul 2030°C29°C32°C 199127°C 200486%
Jul 2130°C29°C32°C 200627°C 200485%
Jul 2230°C28°C32°C 201227°C 200484%
Jul 2330°C28°C32°C 200626°C 200484%
Jul 2430°C28°C33°C 200626°C 200484%
Jul 2530°C28°C33°C 200626°C 200484%
Jul 2630°C28°C32°C 201626°C 200485%
Jul 2730°C28°C32°C 200626°C 199285%
Jul 2830°C28°C32°C 201126°C 199285%
Jul 2930°C28°C33°C 201126°C 199586%
Jul 3030°C28°C32°C 199326°C 201586%
Jul 3130°C28°C33°C 202027°C 201585%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Cát Bà, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+7).

July 1
sunrise 5:14 AM, sunset 6:37 PM
July 31
sunrise 5:26 AM, sunset 6:31 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.