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The average temperature in Heliópolis over the whole year is 25°C. February is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 19°C. Heliópolis has no sharply defined rainy season: the chance of rain on a given day runs from 46% in October, the driest month, to 65% in June, the wettest. Winds in Heliópolis are highest in November, averaging 2.7 m/s (10 km/h), and lightest in June, at 1.7 m/s (6 km/h). The prevailing wind is from the SE. The clearest skies in Heliópolis come in October, when the sky is typically 49% covered; June is the cloudiest month, at 63%.
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 30°C | 23°C | 32°C | 56% | 55% | 2.2 m/s | 5 | 69 | 0 |
| February | 30°C | 23°C | 32°C | 58% | 56% | 2.2 m/s | 3 | 63 | 0 |
| March | 30°C | 23°C | 32°C | 63% | 49% | 2.0 m/s | 5 | 64 | 0 |
| April | 29°C | 23°C | 31°C | 60% | 51% | 1.8 m/s | 9 | 68 | 1 |
| May | 27°C | 22°C | 29°C | 59% | 63% | 1.8 m/s | 25 | 74 | 2 |
| June | 25°C | 20°C | 27°C | 65% | 63% | 1.7 m/s | 50 | 71 | 8 |
| July | 25°C | 19°C | 26°C | 62% | 63% | 1.8 m/s | 65 | 63 | 16 |
| August | 26°C | 19°C | 27°C | 52% | 55% | 1.9 m/s | 60 | 72 | 10 |
| September | 27°C | 20°C | 28°C | 52% | 53% | 2.2 m/s | 40 | 75 | 6 |
| October | 29°C | 22°C | 30°C | 46% | 49% | 2.5 m/s | 14 | 74 | 1 |
| November | 30°C | 23°C | 31°C | 61% | 59% | 2.7 m/s | 7 | 71 | 0 |
| December | 30°C | 23°C | 32°C | 58% | 55% | 2.4 m/s | 6 | 68 | 0 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Year round, Heliópolis has days of about 25°C at their warmest in July, its coolest month, and 30°C in February, its warmest; the coolest hours of the day run from 19°C to 23°C through the year, and the average temperature over the year is 25°C around the clock. Rain is most likely around June and least likely around October. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Winter in Heliópolis has typical daily highs of about 25°C and lows of about 20°C, with a 60% chance of rain on a given day.
Spring in Heliópolis has typical daily highs of about 29°C and lows of about 22°C, with a 53% chance of rain on a given day.
Summer in Heliópolis has typical daily highs of about 30°C and lows of about 23°C, with a 58% chance of rain on a given day.
Autumn in Heliópolis has typical daily highs of about 29°C and lows of about 22°C, with a 61% chance of rain on a given day.
Heliópolis has no sharply defined rainy season: the chance of rain on a given day runs from 46% in October, the driest month, to 65% in June, the wettest.
Winds in Heliópolis are highest in November, averaging 2.7 m/s (10 km/h), and lightest in June, at 1.7 m/s (6 km/h). The prevailing wind is from the SE.
The average temperature in Heliópolis over the whole year is 25°C. February is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 19°C.