Saint John’s climate

Saint John’s Weather in January

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

Average highs run from 27°C on January 1 to 26°C on January 31, and lows from 26°C to 25°C. Normal precipitation for the month is 43 mm over about 12 wet days.

January day by day

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

Normal daily high and low temperature at Saint John’s, in °C, with the record for each date.202224262830151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
26°C
Average low
25°C
Precipitation
43 mm
Record high
30°CJan 9, 2025
Record low
20°CJan 10, 2025
Daylight
11 h 08 min to 11 h 24 min
Cloud cover
37%
Humidity
76%
Dew point
21°C
Wind
26.3 km/h

Every day of the month

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

DateNormal highNormal lowRecord highRecord lowChance wet
Jan 127°C26°C29°C 202520°C 202643%
Jan 227°C26°C28°C 202521°C 202644%
Jan 327°C26°C28°C 202522°C 202544%
Jan 427°C26°C28°C 202522°C 202545%
Jan 527°C26°C29°C 202623°C 202646%
Jan 627°C26°C29°C 202522°C 202646%
Jan 726°C26°C29°C 202521°C 202647%
Jan 826°C26°C29°C 202521°C 202647%
Jan 926°C26°C30°C 202521°C 202547%
Jan 1026°C25°C28°C 202620°C 202546%
Jan 1126°C25°C29°C 202522°C 202546%
Jan 1226°C25°C28°C 202623°C 202644%
Jan 1326°C25°C29°C 202522°C 202543%
Jan 1426°C25°C29°C 202524°C 202542%
Jan 1526°C25°C28°C 202623°C 202541%
Jan 1626°C25°C28°C 202623°C 202540%
Jan 1726°C25°C29°C 202523°C 202540%
Jan 1826°C25°C28°C 202624°C 202640%
Jan 1926°C25°C29°C 202525°C 202638%
Jan 2026°C25°C29°C 202524°C 202537%
Jan 2126°C25°C29°C 202523°C 202636%
Jan 2226°C25°C27°C 202523°C 202636%
Jan 2326°C25°C28°C 202522°C 202635%
Jan 2426°C25°C29°C 202524°C 202535%
Jan 2526°C25°C28°C 202523°C 202635%
Jan 2626°C25°C28°C 202623°C 202534%
Jan 2726°C25°C28°C 202525°C 202634%
Jan 2826°C25°C28°C 202523°C 202634%
Jan 2926°C25°C29°C 202524°C 202534%
Jan 3026°C25°C29°C 202524°C 202637%
Jan 3126°C25°C29°C 202525°C 202538%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (AST).

January 1
sunrise 6:37 AM, sunset 5:45 PM
January 31
sunrise 6:39 AM, sunset 6:03 PM

Every day of January: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station ACW00011647, every year on file, quality-flagged values removed. 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.