Climate averages 1991–2020

Saint George's weather
in January.

A warm, moderately wet month: the coolest and the 4th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 26.5°C Daytime mean, January

Average low 24.9°C Night-time mean, January

Rainfall 47 mm 12 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a warm month in Saint George's: daytime highs average 26.5°C and nights cool to about 24.9°C. By daytime temperature it is the coolest month of the year.

Expect about 47 mm of rain on roughly 12 days, which makes January a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 30 min on an average January day.

The nearest other city in this atlas is Kingstown (135 km away). In January its highs average 26.8°C, about as warm as Saint George's, with 36 mm of rain.

From January to February, average highs rise by 0.1°C to 26.6°C, and monthly rainfall falls from 47 mm to 23 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Saint George's climate table

1991–2020

Monthly climate averages for Saint George's, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	26.5°C24.9°C	24.9°C	47	12.1	11.512 h
February	26.6°C24.8°C	24.8°C	23	7.7	11.712 h
March	27.0°C25.0°C	25.0°C	26	6.3	12.112 h
April	27.7°C25.6°C	25.6°C	31	7.4	12.412 h
May	28.1°C26.1°C	26.1°C	55	11.9	12.713 h
June	27.9°C25.9°C	25.9°C	117	19.3	12.813 h
July	27.7°C25.8°C	25.8°C	142	23.2	12.813 h
August	28.0°C26.0°C	26.0°C	156	23.8	12.513 h
September	28.4°C26.4°C	26.4°C	143	20.2	12.212 h
October	28.2°C26.3°C	26.3°C	160	23.0	11.912 h
November	27.6°C25.8°C	25.8°C	161	22.0	11.612 h
December	27.1°C25.4°C	25.4°C	75	15.2	11.411 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

January in nearby cities

Distance from Saint George's

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Saint George's) is explained once on the Saint George's year overview and on the Sources, method and limits page.