Sewon climate

Sewon Weather in May

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

Average highs run from 29°C on May 1 to 29°C on May 31, and lows from 24°C to 23°C. Normal precipitation for the month is 124 mm over about 19 wet days.

May day by day

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

Normal daily high and low temperature at Sewon, in °C, with the record for each date.17.52022.52527.53032.5151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
29°C
Average low
24°C
Precipitation
124 mm
Reanalysis high
31°CMay 27, 2000
Reanalysis low
19°CMay 25, 1994
Daylight
11 h 50 min to 11 h 42 min
Cloud cover
58%
Humidity
85%
Dew point
23°C
Wind
13.0 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
May 129°C24°C30°C 201022°C 201864%
May 229°C24°C30°C 199223°C 201863%
May 329°C24°C31°C 201423°C 199763%
May 429°C24°C31°C 201421°C 199763%
May 529°C24°C31°C 201621°C 199763%
May 629°C24°C31°C 201422°C 199662%
May 729°C24°C31°C 201422°C 199661%
May 829°C24°C31°C 201421°C 199660%
May 929°C24°C30°C 201621°C 199658%
May 1029°C24°C30°C 201622°C 199656%
May 1129°C24°C31°C 201422°C 200856%
May 1229°C24°C30°C 201421°C 200854%
May 1329°C24°C30°C 201622°C 199653%
May 1429°C24°C30°C 201622°C 199453%
May 1529°C24°C30°C 202020°C 199452%
May 1629°C24°C30°C 201620°C 199452%
May 1729°C24°C30°C 201320°C 199452%
May 1829°C24°C30°C 201620°C 199451%
May 1929°C24°C30°C 201020°C 199451%
May 2029°C24°C30°C 202021°C 199450%
May 2129°C24°C30°C 201621°C 201550%
May 2229°C24°C31°C 200021°C 199450%
May 2329°C24°C30°C 199820°C 199451%
May 2429°C24°C30°C 202020°C 199450%
May 2529°C24°C31°C 199819°C 199450%
May 2629°C24°C30°C 199820°C 199449%
May 2729°C24°C31°C 200020°C 199449%
May 2829°C24°C30°C 201421°C 199450%
May 2929°C23°C30°C 199822°C 199950%
May 3029°C23°C30°C 199822°C 200851%
May 3129°C23°C30°C 199821°C 199952%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Sewon, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

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

May 1
sunrise 5:41 AM, sunset 5:31 PM
May 31
sunrise 5:45 AM, sunset 5:27 PM

Every day of May: 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.