Sector 4 weather in July
In July, Sector 4 sees average daytime highs of 29°C and overnight lows near 18°C, with 79 mm of rain across 10 wet days and about 15 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.
Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 58% of the time in July, and the air most often feels humid.
Daylight stretches from about 15 h 18 min at the start of July to 14 h 30 min by month's end. Set against the rest of the year, July is Sector 4's 2nd-clearest and 10th-windiest month. For the whole year in context, see Sector 4's year-round climate.
- Daytime high
- 29°
- 2nd warmest
- Overnight low
- 18°
- 12th coldest
- Rainfall
- 79 mm
- 10 wet days
- Daylight
- 15 hours
- 4:50 AM – 7:52 PM
- Cloud cover
- 39%
- 2nd clearest
- Wind
- 8 km/h
- 10th windiest
- Solar energy
- 6.19 kWh/m²
- Travel score
- 5.7
- out of 10
Sector 4 is sector of Bucharest.
- Density
- 8,466/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in July
Day-to-day highs hold fairly steady near 29°C through the month.
A typical July day in Sector 4 reaches about 29°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 34°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Avg low (°C) | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 17 |
| 2 | 28 | 17 |
| 3 | 29 | 17 |
| 4 | 29 | 18 |
| 5 | 29 | 18 |
| 6 | 29 | 18 |
| 7 | 29 | 18 |
| 8 | 29 | 18 |
| 9 | 29 | 18 |
| 10 | 29 | 18 |
| 11 | 29 | 18 |
| 12 | 29 | 18 |
| 13 | 29 | 18 |
| 14 | 29 | 18 |
| 15 | 29 | 18 |
| 16 | 29 | 18 |
| 17 | 29 | 18 |
| 18 | 29 | 18 |
| 19 | 29 | 18 |
| 20 | 29 | 18 |
| 21 | 30 | 18 |
| 22 | 30 | 18 |
| 23 | 30 | 18 |
| 24 | 30 | 18 |
| 25 | 30 | 18 |
| 26 | 30 | 19 |
| 27 | 30 | 19 |
| 28 | 30 | 19 |
| 29 | 30 | 19 |
| 30 | 30 | 19 |
| 31 | 30 | 19 |
How July really feels in Sector 4
Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Sector 4 weather by month
How July compares with the rest of the year at a glance. July is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 2° / -4° | 39 | 6.5 | 3.8 | 9 | 0.0 |
| Feb | 6° / -2° | 33 | 6.3 | 3.1 | 10.2 | 0.5 |
| Mar | 11° / 2° | 47 | 8.4 | 2.3 | 11.6 | 3.0 |
| Apr | 17° / 7° | 57 | 9.5 | 0.2 | 13.2 | 5.6 |
| May | 23° / 12° | 70 | 11.1 | 0 | 14.6 | 6.6 |
| Jun | 27° / 16° | 88 | 12.5 | 0 | 15.3 | 6.2 |
| Jul | 29° / 18° | 79 | 10 | 0 | 15 | 5.7 |
| Aug | 29° / 18° | 49 | 7.5 | 0 | 13.8 | 6.0 |
| Sep | 24° / 13° | 60 | 6.3 | 0 | 12.3 | 7.5 |
| Oct | 17° / 8° | 53 | 7.1 | 0.2 | 10.8 | 5.9 |
| Nov | 10° / 3° | 45 | 6.8 | 1.3 | 9.4 | 2.3 |
| Dec | 4° / -2° | 44 | 6.9 | 3 | 8.7 | 0.0 |
Cloud cover in July
The sky is clear or mostly clear about 58% of the time in July.
Beyond those clear spells, partly cloudy skies cover about 19% of July, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 73 | 73 | 74 | 75 | 75 | 75 | 76 | 76 | 77 | 77 | 76 | 77 | 77 | 77 | 77 | 78 | 78 | 78 | 78 | 79 | 79 | 79 | 80 | 79 | 80 | 80 | 80 | 80 | 81 | 80 | 80 |
| Cloudier (%) | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 21 | 20 | 20 | 20 | 20 | 19 | 20 | 20 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 73 | 27 |
| 2 | 73 | 27 |
| 3 | 74 | 26 |
| 4 | 75 | 25 |
| 5 | 75 | 25 |
| 6 | 75 | 25 |
| 7 | 76 | 24 |
| 8 | 76 | 24 |
| 9 | 77 | 23 |
| 10 | 77 | 23 |
| 11 | 76 | 24 |
| 12 | 77 | 23 |
| 13 | 77 | 23 |
| 14 | 77 | 23 |
| 15 | 77 | 23 |
| 16 | 78 | 22 |
| 17 | 78 | 22 |
| 18 | 78 | 22 |
| 19 | 78 | 22 |
| 20 | 79 | 21 |
| 21 | 79 | 21 |
| 22 | 79 | 21 |
| 23 | 80 | 20 |
| 24 | 79 | 21 |
| 25 | 80 | 20 |
| 26 | 80 | 20 |
| 27 | 80 | 20 |
| 28 | 80 | 20 |
| 29 | 81 | 19 |
| 30 | 80 | 20 |
| 31 | 80 | 20 |
Chance of precipitation in July
Sector 4 gets around 79 mm of rain over 10 wet days in July. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 32% and peaks near 36% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 33 | 33 | 32 | 32 | 31 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Rain chance (%) | |
|---|---|
| 1 | 36 |
| 2 | 36 |
| 3 | 36 |
| 4 | 36 |
| 5 | 36 |
| 6 | 36 |
| 7 | 35 |
| 8 | 35 |
| 9 | 35 |
| 10 | 35 |
| 11 | 35 |
| 12 | 34 |
| 13 | 34 |
| 14 | 34 |
| 15 | 33 |
| 16 | 33 |
| 17 | 32 |
| 18 | 32 |
| 19 | 31 |
| 20 | 30 |
| 21 | 30 |
| 22 | 29 |
| 23 | 29 |
| 24 | 29 |
| 25 | 28 |
| 26 | 28 |
| 27 | 28 |
| 28 | 28 |
| 29 | 28 |
| 30 | 28 |
| 31 | 28 |
Humidity in July
Most of July feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the humid band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 23% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 |
| Comfortable (%) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 24 |
| Humid (%) | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 43 | 42 | 42 |
| Muggy (%) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 12 | 29 | 39 | 20 | 0 |
| 2 | 12 | 29 | 39 | 20 | 0 |
| 3 | 12 | 29 | 39 | 20 | 0 |
| 4 | 12 | 29 | 39 | 20 | 0 |
| 5 | 12 | 29 | 39 | 20 | 0 |
| 6 | 12 | 29 | 39 | 20 | 0 |
| 7 | 12 | 29 | 39 | 20 | 0 |
| 8 | 12 | 28 | 39 | 20 | 0 |
| 9 | 12 | 28 | 39 | 20 | 0 |
| 10 | 12 | 28 | 39 | 21 | 0 |
| 11 | 12 | 28 | 39 | 21 | 0 |
| 12 | 12 | 28 | 39 | 21 | 0 |
| 13 | 12 | 28 | 39 | 21 | 0 |
| 14 | 12 | 27 | 39 | 22 | 0 |
| 15 | 11 | 27 | 40 | 22 | 0 |
| 16 | 11 | 27 | 40 | 22 | 0 |
| 17 | 10 | 26 | 40 | 23 | 0 |
| 18 | 10 | 26 | 41 | 23 | 0 |
| 19 | 9 | 26 | 41 | 23 | 0 |
| 20 | 9 | 26 | 41 | 24 | 0 |
| 21 | 8 | 26 | 42 | 24 | 0 |
| 22 | 8 | 25 | 42 | 25 | 0 |
| 23 | 7 | 25 | 42 | 25 | 1 |
| 24 | 7 | 25 | 42 | 25 | 1 |
| 25 | 7 | 24 | 43 | 26 | 1 |
| 26 | 6 | 24 | 43 | 26 | 1 |
| 27 | 6 | 23 | 43 | 26 | 1 |
| 28 | 6 | 23 | 43 | 26 | 2 |
| 29 | 6 | 23 | 43 | 26 | 2 |
| 30 | 6 | 23 | 42 | 26 | 2 |
| 31 | 6 | 24 | 42 | 26 | 2 |
Wind in July
Winds average 8 km/h in July.
Across July, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in July
Daylight runs from about 15 h 18 min at the start of July to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 48 minutes over July. Sunrise moves from 4:40 AM to 5:05 AM, and sunset from 7:58 PM to 7:38 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 15.3 | 15.3 | 15.3 | 15.3 | 15.3 | 15.2 | 15.2 | 15.2 | 15.2 | 15.2 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.0 | 15.0 | 15.0 | 14.9 | 14.9 | 14.9 | 14.9 | 14.8 | 14.8 | 14.8 | 14.7 | 14.7 | 14.7 | 14.6 | 14.6 | 14.5 |
| Sunrise (AM) | 4:40 | 4:40 | 4:41 | 4:41 | 4:42 | 4:43 | 4:43 | 4:44 | 4:45 | 4:45 | 4:46 | 4:47 | 4:48 | 4:48 | 4:49 | 4:50 | 4:51 | 4:52 | 4:53 | 4:54 | 4:55 | 4:56 | 4:57 | 4:58 | 4:59 | 5:00 | 5:01 | 5:02 | 5:03 | 5:04 | 5:05 |
| Sunset (PM) | 7:58 | 7:58 | 7:58 | 7:57 | 7:57 | 7:57 | 7:57 | 7:56 | 7:56 | 7:55 | 7:55 | 7:54 | 7:54 | 7:53 | 7:53 | 7:52 | 7:51 | 7:51 | 7:50 | 7:49 | 7:48 | 7:47 | 7:46 | 7:45 | 7:44 | 7:43 | 7:42 | 7:41 | 7:40 | 7:39 | 7:38 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 15.3 | 4:40 | 7:58 |
| 2 | 15.3 | 4:40 | 7:58 |
| 3 | 15.3 | 4:41 | 7:58 |
| 4 | 15.3 | 4:41 | 7:57 |
| 5 | 15.3 | 4:42 | 7:57 |
| 6 | 15.2 | 4:43 | 7:57 |
| 7 | 15.2 | 4:43 | 7:57 |
| 8 | 15.2 | 4:44 | 7:56 |
| 9 | 15.2 | 4:45 | 7:56 |
| 10 | 15.2 | 4:45 | 7:55 |
| 11 | 15.1 | 4:46 | 7:55 |
| 12 | 15.1 | 4:47 | 7:54 |
| 13 | 15.1 | 4:48 | 7:54 |
| 14 | 15.1 | 4:48 | 7:53 |
| 15 | 15.1 | 4:49 | 7:53 |
| 16 | 15.0 | 4:50 | 7:52 |
| 17 | 15.0 | 4:51 | 7:51 |
| 18 | 15.0 | 4:52 | 7:51 |
| 19 | 14.9 | 4:53 | 7:50 |
| 20 | 14.9 | 4:54 | 7:49 |
| 21 | 14.9 | 4:55 | 7:48 |
| 22 | 14.9 | 4:56 | 7:47 |
| 23 | 14.8 | 4:57 | 7:46 |
| 24 | 14.8 | 4:58 | 7:45 |
| 25 | 14.8 | 4:59 | 7:44 |
| 26 | 14.7 | 5:00 | 7:43 |
| 27 | 14.7 | 5:01 | 7:42 |
| 28 | 14.7 | 5:02 | 7:41 |
| 29 | 14.6 | 5:03 | 7:40 |
| 30 | 14.6 | 5:04 | 7:39 |
| 31 | 14.5 | 5:05 | 7:38 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 6.19 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 1.27 kWh/m² to a high of 6.19 kWh/m² in June across the year — July's 6.19 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.2 | Intense |
| 2 | 6.2 | Intense |
| 3 | 6.2 | Intense |
| 4 | 6.2 | Intense |
| 5 | 6.3 | Intense |
| 6 | 6.3 | Intense |
| 7 | 6.3 | Intense |
| 8 | 6.3 | Intense |
| 9 | 6.3 | Intense |
| 10 | 6.3 | Intense |
| 11 | 6.3 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.2 | Intense |
| 14 | 6.2 | Intense |
| 15 | 6.2 | Intense |
| 16 | 6.2 | Intense |
| 17 | 6.2 | Intense |
| 18 | 6.2 | Intense |
| 19 | 6.2 | Intense |
| 20 | 6.2 | Intense |
| 21 | 6.2 | Intense |
| 22 | 6.1 | Intense |
| 23 | 6.1 | Intense |
| 24 | 6.1 | Intense |
| 25 | 6.1 | Intense |
| 26 | 6.1 | Intense |
| 27 | 6.0 | Intense |
| 28 | 6.0 | Intense |
| 29 | 6.0 | Bright |
| 30 | 6.0 | Bright |
| 31 | 6.0 | Bright |
Is July a good time to visit Sector 4?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is a reasonable time to visit Sector 4 for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sector 4 in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Sector 4 sees daytime highs around 29°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.
UV index in Sector 4 in July
Clear-sky midday UV in July peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sector 4 peaks around July 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 8 | 6 | 8 | 8 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | Very high | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 8 | Very high |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Sector 4 in July
Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.
Air quality in Sector 4 is worst in March — around 18 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 17 | 16 | 18 | 16 | 15 | 16 | 16 | 13 | 13 | 14 | 14 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 16 | Moderate |
| Mar | 18 | Moderate |
| Apr | 16 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 16 | Moderate |
| Aug | 13 | Moderate |
| Sep | 13 | Moderate |
| Oct | 14 | Moderate |
| Nov | 14 | Moderate |
| Dec | 14 | Moderate |
Where is Sector 4?
Sector 4 sits at 44.4°N, 26.1°E, 79 m above sea level, in Romania. The nearest listed city is Popeşti-Leordeni, 4.0 km away.
Topography around Sector 4
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sector 4.
Within 3 km, the terrain around Sector 4 has only modest variations in elevation — a maximum elevation change of 42 m around an average of 78 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 78 m; within 80 km, significant variations in elevation — a maximum elevation change of 591 m.
The land around Sector 4 is covered by artificial surfaces (50%) and trees (24%) within 3 km, cropland (40%) and artificial surfaces (27%) within 16 km, and cropland (70%) within 80 km.
Romania travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 44% of US
- price level, 2025
- GDP per capita
- $22,538
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 82%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2023
- Road deaths
- 10.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 605
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sector 4 (44.3757°, 26.1209°, elevation 79 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).