90%
10-20mm
Local Weather
St Helena (33.7583°S, 150.5666°E, 294m AMSL) set as my default location ›
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St Helena Local Weather
33.76°S, 150.57°ENow in St Helena
Updated at 14:50 EST19.8 °C
Feels like 19.5 °CDew Point16.6 °CGusts15km/hRelative Humidity82%Pressure WindS 13km/hRainfall7.8mm
St Helena Sunday Forecast
Heavy rain15 °C19 °CSt Helena for SundayCloudy. Very high chance of rain, becoming less likely in the evening. The chance of a thunderstorm in the late morning and afternoon, with possible heavy falls about the Blue Mountains in the late morning. Winds S/SE 15 to 20 km/h tending S/SW in the afternoon. Daytime maximum temperatures between 14 and 19.Fire Danger
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7 day forecast
Today: Cloudy. Very high chance of rain, becoming less likely in the evening. The chance of a thunderstorm in the late morning and afternoon, with possible heavy falls about the Blue Mountains in the late morning. Winds S/SE 15 to 20 km/h tending S/SW in the afternoon. Daytime maximum temperatures between 14 and 19.
Forecast for St Helena (33.7583°S, 150.5666°E, 294m AMSL) Sun Mon Tue Wed Thu Fri Sat Summary Minimum 15° 15° 11° 13° 10° 10° 10° Maximum 19° 22° 23° 18° 18° 19° 20° Chance of rain 90% 40% 80% 50% 40% 60% 50% Likely amount 10-20mm < 1mm 5-10mm 1-5mm 1-5mm 1-5mm < 1mm UV index Moderate Moderate Moderate Moderate Moderate Moderate Moderate Fire Danger Rating No Rating No Rating No Rating No Rating - - - Frost risk Nil Nil Nil Nil Nil Nil Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 10
(km/h)13
(km/h)15
(km/h)10
(km/h)2
(km/h)5
(km/h)13
(km/h)14
(km/h)14
(km/h)14
(km/h)9
(km/h)9
(km/h)5
(km/h)7
(km/h)Wind direction S SSW SW S WSW SE SW SSW SW S SW SSE SW ESE Relative humidity 97% 92% 77% 67% 75% 73% 81% 69% 67% 65% 76% 66% 72% 66% Dew point 16°C 18°C 15°C 16°C 14°C 16°C 12°C 12°C 9°C 11°C 11°C 12°C 12°C 13°C -
Sunrise and sunset times
Sunrise / Sunset for St Helena (33.7583°S, 150.5666°E, 294m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter Full moon Last quarter 6:03am EST 6:29am EST 5:22pm EST 5:48pm EST 5:29am EST 4:44pm EST Waning crescent
New moon Apr 28 First quarter May 04 Full moon May 13 Last quarter May 20 -
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Tides graph
There is no current data for St Helena
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St Helena Past 5 Days
This MonthMinimum Maximum Rainfall Wednesday
Apr 2317.6 °C 25.0 °C 8.4 mmThursday
Apr 2415.4 °C 24.9 °C 13.4 mmFriday
Apr 2514.8 °C 24.7 °C 0.6 mmSaturday
Apr 2614.1 °C 24.5 °C 0.0 mmSunday
Apr 2716.6 °C 19.8 °C 17.4 mmLegend -
Almanac
St Helena minimum temp history (33.7583°S, 150.5666°E, 294m AMSL) MAXIMUM TEMPERATURE MINIMUM TEMPERATURE Hottest this month 30.9° 11/04/2025 Coldest this month 11.0° 20/04/2025 Hottest on record 36.6 06/04/2016 Coldest on record 3.6 23/04/2006 Hottest this year 42.5° 28/01/2025 Coldest this year 11.0° 20/04/2025 Long term average 24.6° Long term average 13.1° Average this month 26.6° Average this month 14.3° Hottest April On Record Avg. max. temp. 26.7° 2016 Coldest April on record Avg. min. temp. 10.8° 1996 St Helena rainfall history (33.7583°S, 150.5666°E, 294m AMSL) RAINFALL Wettest This Month 17.4mm 27/04/2025 Total This Month 40.2mm
6.0 daysLong Term Average 57.6mm 10.0 days Wettest April on record 258.8mm 2015 Driest on record 1.8mm 1997 -
St Helena Year To Date
Average Rainfall To Apr 376.7mm 46.9 day(s) Total For 2025 250.2mm 46.0 day(s) Total To This Day 2024 477.8mm 39.0 day(s) Wettest Day 46.2mm Feb11 Lowest Temperature 11.0°C Apr20 Highest Temperature 42.5°C Jan28