East Saint Louis weather in March
In March, East Saint Louis sees average daytime highs of 56°F and overnight lows near 37°F, with 3.8 in of precipitation across 10.7 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.
Highs climb over the month, from about 51°F in the first days to 61°F by the end. The sky is clear or mostly clear about 30% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 h 06 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is East Saint Louis's 10th-clearest and 2nd-windiest month. For the whole year in context, see East Saint Louis's year-round climate.
- Daytime high
- 56°
- 8th warmest
- Overnight low
- 37°
- 4th coldest
- Precipitation
- 3.8 in
- 10.7 wet days
- Daylight
- 11 h 42 min
- 6:20 AM – 6:01 PM
- Cloud cover
- 63%
- 10th clearest
- Wind
- 8 mph
- 2nd windiest
- Solar energy
- 4.1 kWh/m²
- Travel score
- 3.7
- out of 10
East Saint Louis is city in St. Clair County, Illinois, United States.
- Density
- 730/km²
- people per km²
- Founded
- 1820
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 51°F in the first days to 61°F by the end.
A typical March day in East Saint Louis reaches about 56°F in the afternoon and slips back to 37°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 41°F and 72°F. Set against its neighbours, March runs about 11°F warmer than February and about 11°F cooler than April.
| 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 (°F) | 50 | 50 | 51 | 51 | 51 | 52 | 52 | 53 | 53 | 54 | 54 | 55 | 55 | 55 | 56 | 56 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 59 | 59 | 60 | 60 | 60 | 61 | 61 | 62 |
| Avg low (°F) | 32 | 32 | 33 | 33 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 38 | 38 | 38 | 39 | 39 | 40 | 40 | 40 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 43 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 50 | 32 |
| 2 | 50 | 32 |
| 3 | 51 | 33 |
| 4 | 51 | 33 |
| 5 | 51 | 33 |
| 6 | 52 | 33 |
| 7 | 52 | 34 |
| 8 | 53 | 34 |
| 9 | 53 | 35 |
| 10 | 54 | 35 |
| 11 | 54 | 36 |
| 12 | 55 | 36 |
| 13 | 55 | 36 |
| 14 | 55 | 37 |
| 15 | 56 | 37 |
| 16 | 56 | 38 |
| 17 | 56 | 38 |
| 18 | 57 | 38 |
| 19 | 57 | 39 |
| 20 | 57 | 39 |
| 21 | 58 | 40 |
| 22 | 58 | 40 |
| 23 | 58 | 40 |
| 24 | 59 | 41 |
| 25 | 59 | 41 |
| 26 | 60 | 41 |
| 27 | 60 | 42 |
| 28 | 60 | 42 |
| 29 | 61 | 42 |
| 30 | 61 | 42 |
| 31 | 62 | 43 |
How March really feels in East Saint Louis
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 16 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in March is cold — wind chill drags the overnight "feels like" below the raw low.
East Saint Louis weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 40° / 25° | 2.9 | 8.3 | 2.8 | 9.6 | 0.0 |
| Feb | 45° / 28° | 2.5 | 7.5 | 2.7 | 10.5 | 1.0 |
| Mar | 56° / 37° | 3.8 | 10.7 | 1.2 | 11.7 | 3.7 |
| Apr | 67° / 48° | 4.7 | 11.3 | 0.2 | 13 | 5.9 |
| May | 76° / 58° | 5.0 | 13.3 | 0 | 14.1 | 6.3 |
| Jun | 84° / 67° | 4.1 | 11 | 0 | 14.6 | 5.3 |
| Jul | 88° / 71° | 3.4 | 10 | 0 | 14.4 | 4.6 |
| Aug | 86° / 68° | 2.9 | 9.3 | 0 | 13.5 | 5.1 |
| Sep | 80° / 60° | 3.2 | 7.7 | 0 | 12.3 | 7.0 |
| Oct | 68° / 48° | 3.5 | 8.2 | 0 | 11 | 6.7 |
| Nov | 55° / 38° | 3.7 | 8.6 | 0.7 | 9.9 | 3.6 |
| Dec | 44° / 29° | 2.7 | 8.3 | 2.2 | 9.4 | 0.8 |
Cloud cover in March
The sky is clear or mostly clear about 30% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 58%.
| 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 (%) | 42 | 42 | 42 | 43 | 43 | 42 | 43 | 44 | 43 | 43 | 43 | 42 | 41 | 42 | 41 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 41 | 40 | 41 | 41 | 42 | 43 | 42 |
| Cloudier (%) | 58 | 58 | 58 | 57 | 57 | 58 | 57 | 56 | 57 | 57 | 57 | 58 | 59 | 58 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 59 | 60 | 59 | 59 | 58 | 57 | 58 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 42 | 58 |
| 2 | 42 | 58 |
| 3 | 42 | 58 |
| 4 | 43 | 57 |
| 5 | 43 | 57 |
| 6 | 42 | 58 |
| 7 | 43 | 57 |
| 8 | 44 | 56 |
| 9 | 43 | 57 |
| 10 | 43 | 57 |
| 11 | 43 | 57 |
| 12 | 42 | 58 |
| 13 | 41 | 59 |
| 14 | 42 | 58 |
| 15 | 41 | 59 |
| 16 | 41 | 59 |
| 17 | 40 | 60 |
| 18 | 40 | 60 |
| 19 | 40 | 60 |
| 20 | 40 | 60 |
| 21 | 40 | 60 |
| 22 | 40 | 60 |
| 23 | 40 | 60 |
| 24 | 40 | 60 |
| 25 | 41 | 59 |
| 26 | 40 | 60 |
| 27 | 41 | 59 |
| 28 | 41 | 59 |
| 29 | 42 | 58 |
| 30 | 43 | 57 |
| 31 | 42 | 58 |
Chance of precipitation in March
East Saint Louis gets around 3.8 in of rain and snow over 10.7 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 34% and peaks near 37% on the wettest days, and about 1 day brings snow. The odds climb 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 (%) | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 |
| Snow chance (%) | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 30 | 8 |
| 2 | 30 | 8 |
| 3 | 30 | 7 |
| 4 | 30 | 7 |
| 5 | 30 | 6 |
| 6 | 30 | 6 |
| 7 | 31 | 6 |
| 8 | 31 | 5 |
| 9 | 31 | 5 |
| 10 | 32 | 5 |
| 11 | 32 | 4 |
| 12 | 33 | 4 |
| 13 | 33 | 4 |
| 14 | 34 | 4 |
| 15 | 34 | 4 |
| 16 | 35 | 4 |
| 17 | 35 | 3 |
| 18 | 36 | 3 |
| 19 | 36 | 3 |
| 20 | 36 | 3 |
| 21 | 37 | 3 |
| 22 | 37 | 3 |
| 23 | 37 | 3 |
| 24 | 37 | 3 |
| 25 | 37 | 3 |
| 26 | 37 | 2 |
| 27 | 37 | 2 |
| 28 | 37 | 2 |
| 29 | 36 | 2 |
| 30 | 36 | 2 |
| 31 | 36 | 2 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 96% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 (%) | 99 | 99 | 99 | 99 | 99 | 99 | 98 | 98 | 98 | 98 | 98 | 97 | 97 | 97 | 97 | 96 | 96 | 96 | 96 | 95 | 95 | 94 | 94 | 94 | 93 | 93 | 93 | 93 | 92 | 92 | 92 |
| Comfortable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Humid (%) | 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 | 1 | 1 | 2 | 2 | 2 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 99 | 1 | 0 |
| 2 | 99 | 1 | 0 |
| 3 | 99 | 1 | 0 |
| 4 | 99 | 1 | 0 |
| 5 | 99 | 1 | 0 |
| 6 | 99 | 1 | 0 |
| 7 | 98 | 2 | 0 |
| 8 | 98 | 2 | 0 |
| 9 | 98 | 2 | 0 |
| 10 | 98 | 2 | 0 |
| 11 | 98 | 2 | 0 |
| 12 | 97 | 3 | 0 |
| 13 | 97 | 3 | 0 |
| 14 | 97 | 3 | 0 |
| 15 | 97 | 3 | 0 |
| 16 | 96 | 4 | 0 |
| 17 | 96 | 4 | 0 |
| 18 | 96 | 4 | 0 |
| 19 | 96 | 4 | 0 |
| 20 | 95 | 5 | 0 |
| 21 | 95 | 5 | 0 |
| 22 | 94 | 5 | 1 |
| 23 | 94 | 5 | 1 |
| 24 | 94 | 5 | 1 |
| 25 | 93 | 6 | 1 |
| 26 | 93 | 6 | 1 |
| 27 | 93 | 6 | 1 |
| 28 | 93 | 6 | 1 |
| 29 | 92 | 6 | 2 |
| 30 | 92 | 6 | 2 |
| 31 | 92 | 6 | 2 |
Wind in March
Winds average 8 mph in March.
Across March, daily wind ranges from about 8 mph on the calmest days to 8 mph 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 (mph) | 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 | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 8 | light breeze |
| 2 | 8 | light breeze |
| 3 | 8 | light breeze |
| 4 | 8 | light breeze |
| 5 | 8 | light breeze |
| 6 | 8 | light breeze |
| 7 | 8 | light breeze |
| 8 | 8 | light breeze |
| 9 | 8 | light breeze |
| 10 | 8 | light breeze |
| 11 | 8 | light breeze |
| 12 | 8 | light breeze |
| 13 | 8 | light breeze |
| 14 | 8 | light breeze |
| 15 | 8 | light breeze |
| 16 | 8 | light breeze |
| 17 | 8 | light breeze |
| 18 | 8 | light breeze |
| 19 | 8 | light breeze |
| 20 | 8 | light breeze |
| 21 | 8 | light breeze |
| 22 | 8 | light breeze |
| 23 | 8 | light breeze |
| 24 | 8 | light breeze |
| 25 | 8 | light breeze |
| 26 | 8 | light breeze |
| 27 | 8 | light breeze |
| 28 | 8 | light breeze |
| 29 | 8 | light breeze |
| 30 | 8 | light breeze |
| 31 | 8 | light breeze |
Sunrise & sunset in March
Daylight runs from about 11 h 06 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 72 minutes over March. Sunrise moves from 6:42 AM to 5:56 AM, and sunset from 5:46 PM to 6:16 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) | 11.1 | 11.1 | 11.1 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 |
| Sunrise (AM) | 6:42 | 6:41 | 6:39 | 6:38 | 6:36 | 6:35 | 6:33 | 6:32 | 6:30 | 6:29 | 6:27 | 6:26 | 6:24 | 6:23 | 6:21 | 6:20 | 6:18 | 6:16 | 6:15 | 6:13 | 6:12 | 6:10 | 6:08 | 6:07 | 6:05 | 6:04 | 6:02 | 6:00 | 5:59 | 5:57 | 5:56 |
| Sunset (PM) | 5:46 | 5:47 | 5:48 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.1 | 6:42 | 5:46 |
| 2 | 11.1 | 6:41 | 5:47 |
| 3 | 11.1 | 6:39 | 5:48 |
| 4 | 11.2 | 6:38 | 5:49 |
| 5 | 11.2 | 6:36 | 5:50 |
| 6 | 11.3 | 6:35 | 5:51 |
| 7 | 11.3 | 6:33 | 5:52 |
| 8 | 11.3 | 6:32 | 5:53 |
| 9 | 11.4 | 6:30 | 5:54 |
| 10 | 11.4 | 6:29 | 5:55 |
| 11 | 11.5 | 6:27 | 5:56 |
| 12 | 11.5 | 6:26 | 5:57 |
| 13 | 11.6 | 6:24 | 5:58 |
| 14 | 11.6 | 6:23 | 5:59 |
| 15 | 11.6 | 6:21 | 6:00 |
| 16 | 11.7 | 6:20 | 6:01 |
| 17 | 11.7 | 6:18 | 6:02 |
| 18 | 11.8 | 6:16 | 6:03 |
| 19 | 11.8 | 6:15 | 6:04 |
| 20 | 11.9 | 6:13 | 6:05 |
| 21 | 11.9 | 6:12 | 6:06 |
| 22 | 11.9 | 6:10 | 6:07 |
| 23 | 12.0 | 6:08 | 6:08 |
| 24 | 12.0 | 6:07 | 6:09 |
| 25 | 12.1 | 6:05 | 6:10 |
| 26 | 12.1 | 6:04 | 6:11 |
| 27 | 12.2 | 6:02 | 6:12 |
| 28 | 12.2 | 6:00 | 6:13 |
| 29 | 12.2 | 5:59 | 6:14 |
| 30 | 12.3 | 5:57 | 6:15 |
| 31 | 12.3 | 5:56 | 6:16 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.1 kWh/m².
For context, solar energy here swings from a low near 1.92 kWh/m² to a high of 6.45 kWh/m² in June across the year — March's 4.1 kWh/m² falls in the middle.
| 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) | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 | 4.6 | 4.6 | 4.7 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.7 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.8 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.9 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 4.0 | Moderate |
| 10 | 4.0 | Moderate |
| 11 | 4.0 | Bright |
| 12 | 4.0 | Bright |
| 13 | 4.0 | Bright |
| 14 | 4.1 | Bright |
| 15 | 4.1 | Bright |
| 16 | 4.1 | Bright |
| 17 | 4.1 | Bright |
| 18 | 4.2 | Bright |
| 19 | 4.2 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.3 | Bright |
| 23 | 4.3 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.4 | Bright |
| 26 | 4.4 | Bright |
| 27 | 4.5 | Bright |
| 28 | 4.5 | Bright |
| 29 | 4.6 | Bright |
| 30 | 4.6 | Bright |
| 31 | 4.7 | Bright |
Is March a good time to visit East Saint Louis?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in East Saint Louis.
What to pack for East Saint Louis in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, East Saint Louis sees daytime highs around 56°F and nights near 37°F. Worth packing: a warm layer and rain gear. About 11 days see rain.
UV index in East Saint Louis in March
Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in East Saint Louis peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 4 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in East Saint Louis in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in East Saint Louis is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 12 | 12 | 11 | 14 | 16 | 18 | 15 | 12 | 8 | 8 | 9 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 12 | Good |
| Mar | 12 | Good |
| Apr | 11 | Good |
| May | 14 | Moderate |
| Jun | 16 | Moderate |
| Jul | 18 | Moderate |
| Aug | 15 | Moderate |
| Sep | 12 | Moderate |
| Oct | 8 | Good |
| Nov | 8 | Good |
| Dec | 9 | Good |
Where is East Saint Louis?
East Saint Louis sits at 38.6°N, 90.2°W, 417 ft above sea level, in United States. The nearest listed city is St. Louis, 2.5 mi away.
Topography around East Saint Louis
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of East Saint Louis.
Within 2 miles, the terrain around East Saint Louis has only modest variations in elevation — a maximum elevation change of 121 ft around an average of 417 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 397 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 981 ft.
The land around East Saint Louis is covered by trees (33%), artificial surfaces (33%) and grassland (20%) within 2 miles, trees (36%) and artificial surfaces (26%) within 10 miles, and trees (43%) and cropland (42%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- 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 East Saint Louis (38.6245°, -90.1509°, elevation 417 ft), 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).