Bartlett weather in June
In June, Bartlett sees average daytime highs of 79°F and overnight lows near 60°F, with 4.2 in of rain across 12.3 wet days and about 15 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.
Highs climb over the month, from about 75°F in the first days to 81°F by the end. The sky is clear or mostly clear about 30% of the time in June, and the air most often feels dry.
Daylight stretches from about 14 h 48 min at the start of June to 15 hours by month's end. Set against the rest of the year, June is Bartlett's 5th-clearest and 9th-windiest month. For the whole year in context, see Bartlett's year-round climate.
- Daytime high
- 79°
- 3rd warmest
- Overnight low
- 60°
- 10th coldest
- Rainfall
- 4.2 in
- 12.3 wet days
- Daylight
- 15 hours
- 4:22 AM – 7:24 PM
- Cloud cover
- 60%
- 5th clearest
- Wind
- 7 mph
- 9th windiest
- Solar energy
- 6.3 kWh/m²
- Travel score
- 6.3
- out of 10
Bartlett is village straddling Cook, DuPage and Kane Counties in Illinois, United States of America.
- Density
- 1,011/km²
- people per km²
- Founded
- 1891
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 75°F in the first days to 81°F by the end.
A typical June day in Bartlett reaches about 79°F in the afternoon and slips back to 60°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 68°F and 88°F. Set against its neighbours, June runs about 10°F warmer than May and about 4°F cooler than July.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 74 | 75 | 75 | 75 | 76 | 76 | 76 | 77 | 77 | 77 | 78 | 78 | 78 | 79 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 82 |
| Avg low (°F) | 56 | 56 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 59 | 59 | 60 | 60 | 60 | 61 | 61 | 61 | 62 | 62 | 62 | 62 | 62 | 62 | 63 | 63 | 63 | 63 | 63 | 63 | 64 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 74 | 56 |
| 2 | 75 | 56 |
| 3 | 75 | 56 |
| 4 | 75 | 57 |
| 5 | 76 | 57 |
| 6 | 76 | 57 |
| 7 | 76 | 58 |
| 8 | 77 | 58 |
| 9 | 77 | 58 |
| 10 | 77 | 59 |
| 11 | 78 | 59 |
| 12 | 78 | 60 |
| 13 | 78 | 60 |
| 14 | 79 | 60 |
| 15 | 79 | 61 |
| 16 | 79 | 61 |
| 17 | 79 | 61 |
| 18 | 80 | 62 |
| 19 | 80 | 62 |
| 20 | 80 | 62 |
| 21 | 80 | 62 |
| 22 | 80 | 62 |
| 23 | 81 | 62 |
| 24 | 81 | 63 |
| 25 | 81 | 63 |
| 26 | 81 | 63 |
| 27 | 81 | 63 |
| 28 | 81 | 63 |
| 29 | 81 | 63 |
| 30 | 82 | 64 |
How June really feels in Bartlett
Once humidity and wind are folded in, June averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Bartlett weather by month
How June compares with the rest of the year at a glance. June is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 30° / 16° | 2.1 | 7.9 | 5.7 | 9.3 | 0.0 |
| Feb | 34° / 20° | 1.9 | 7 | 4.9 | 10.3 | 0.0 |
| Mar | 46° / 29° | 2.6 | 9.6 | 3.1 | 11.7 | 1.4 |
| Apr | 58° / 39° | 4.5 | 12 | 1 | 13.1 | 4.1 |
| May | 69° / 50° | 4.6 | 12.5 | 0 | 14.3 | 6.0 |
| Jun | 79° / 60° | 4.2 | 12.3 | 0 | 15 | 6.3 |
| Jul | 82° / 65° | 3.7 | 11.2 | 0 | 14.7 | 6.1 |
| Aug | 80° / 62° | 3.7 | 10.6 | 0 | 13.7 | 6.5 |
| Sep | 74° / 55° | 3.1 | 8.4 | 0 | 12.3 | 7.1 |
| Oct | 61° / 43° | 3.1 | 9 | 0.2 | 10.9 | 5.2 |
| Nov | 47° / 32° | 2.4 | 8 | 1.5 | 9.6 | 1.5 |
| Dec | 35° / 22° | 2.2 | 8 | 4.4 | 9 | 0.0 |
Cloud cover in June
The sky is clear or mostly clear about 30% of the time in June.
Beyond those clear spells, partly cloudy skies cover about 18% of June, with mostly cloudy or overcast conditions the remaining 52%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 46 | 45 | 46 | 46 | 45 | 44 | 46 | 46 | 46 | 46 | 47 | 48 | 48 | 48 | 50 | 50 | 51 | 52 | 52 | 53 | 53 | 54 | 54 |
| Cloudier (%) | 56 | 56 | 55 | 55 | 55 | 55 | 55 | 54 | 55 | 54 | 54 | 55 | 56 | 54 | 54 | 54 | 54 | 53 | 52 | 52 | 52 | 50 | 50 | 49 | 48 | 48 | 47 | 47 | 46 | 46 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 44 | 56 |
| 2 | 44 | 56 |
| 3 | 45 | 55 |
| 4 | 45 | 55 |
| 5 | 45 | 55 |
| 6 | 45 | 55 |
| 7 | 45 | 55 |
| 8 | 46 | 54 |
| 9 | 45 | 55 |
| 10 | 46 | 54 |
| 11 | 46 | 54 |
| 12 | 45 | 55 |
| 13 | 44 | 56 |
| 14 | 46 | 54 |
| 15 | 46 | 54 |
| 16 | 46 | 54 |
| 17 | 46 | 54 |
| 18 | 47 | 53 |
| 19 | 48 | 52 |
| 20 | 48 | 52 |
| 21 | 48 | 52 |
| 22 | 50 | 50 |
| 23 | 50 | 50 |
| 24 | 51 | 49 |
| 25 | 52 | 48 |
| 26 | 52 | 48 |
| 27 | 53 | 47 |
| 28 | 53 | 47 |
| 29 | 54 | 46 |
| 30 | 54 | 46 |
Chance of precipitation in June
Bartlett gets around 4.2 in of rain over 12.3 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 41% and peaks near 42% on the wettest days.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 42 | 42 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 39 | 39 |
| Rain chance (%) | |
|---|---|
| 1 | 42 |
| 2 | 42 |
| 3 | 41 |
| 4 | 41 |
| 5 | 41 |
| 6 | 41 |
| 7 | 41 |
| 8 | 41 |
| 9 | 41 |
| 10 | 41 |
| 11 | 41 |
| 12 | 41 |
| 13 | 42 |
| 14 | 42 |
| 15 | 42 |
| 16 | 42 |
| 17 | 42 |
| 18 | 42 |
| 19 | 41 |
| 20 | 41 |
| 21 | 41 |
| 22 | 41 |
| 23 | 40 |
| 24 | 40 |
| 25 | 40 |
| 26 | 40 |
| 27 | 40 |
| 28 | 40 |
| 29 | 39 |
| 30 | 39 |
Humidity in June
Most of June feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the dry band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 24% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 56 | 54 | 52 | 50 | 49 | 47 | 46 | 44 | 42 | 40 | 38 | 36 | 34 | 32 | 30 | 29 | 27 | 26 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 |
| Comfortable (%) | 18 | 19 | 20 | 21 | 21 | 22 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 20 |
| Humid (%) | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 |
| Muggy (%) | 10 | 10 | 11 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 24 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 |
| Oppressive (%) | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 9 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 56 | 18 | 16 | 10 | 0 |
| 2 | 54 | 19 | 16 | 10 | 1 |
| 3 | 52 | 20 | 16 | 11 | 1 |
| 4 | 50 | 21 | 16 | 12 | 1 |
| 5 | 49 | 21 | 17 | 12 | 1 |
| 6 | 47 | 22 | 17 | 13 | 1 |
| 7 | 46 | 23 | 17 | 13 | 1 |
| 8 | 44 | 23 | 18 | 14 | 1 |
| 9 | 42 | 24 | 18 | 15 | 1 |
| 10 | 40 | 24 | 19 | 15 | 2 |
| 11 | 38 | 24 | 19 | 17 | 2 |
| 12 | 36 | 24 | 20 | 18 | 2 |
| 13 | 34 | 25 | 20 | 19 | 2 |
| 14 | 32 | 25 | 21 | 20 | 2 |
| 15 | 30 | 24 | 21 | 21 | 3 |
| 16 | 29 | 24 | 22 | 22 | 3 |
| 17 | 27 | 24 | 22 | 23 | 3 |
| 18 | 26 | 24 | 23 | 24 | 3 |
| 19 | 25 | 24 | 23 | 24 | 4 |
| 20 | 24 | 23 | 23 | 25 | 4 |
| 21 | 24 | 23 | 23 | 26 | 4 |
| 22 | 23 | 23 | 23 | 26 | 5 |
| 23 | 23 | 23 | 23 | 27 | 5 |
| 24 | 22 | 22 | 23 | 27 | 6 |
| 25 | 22 | 22 | 23 | 27 | 6 |
| 26 | 22 | 21 | 23 | 27 | 6 |
| 27 | 22 | 21 | 23 | 28 | 7 |
| 28 | 21 | 21 | 22 | 28 | 8 |
| 29 | 21 | 21 | 22 | 28 | 8 |
| 30 | 21 | 20 | 22 | 28 | 9 |
Wind in June
Winds average 7 mph in June.
Across June, daily wind ranges from about 7 mph on the calmest days to 7 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| 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 |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
Sunrise & sunset in June
Daylight runs from about 14 h 48 min at the start of June to 15 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over June. Sunrise moves from 4:26 AM to 4:25 AM, and sunset from 7:15 PM to 7:27 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.8 | 14.8 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.0 | 15.0 | 15.0 |
| Sunrise (AM) | 4:26 | 4:25 | 4:25 | 4:24 | 4:24 | 4:23 | 4:23 | 4:23 | 4:23 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:22 | 4:23 | 4:23 | 4:23 | 4:23 | 4:24 | 4:24 | 4:24 | 4:25 |
| Sunset (PM) | 7:15 | 7:16 | 7:16 | 7:17 | 7:18 | 7:19 | 7:19 | 7:20 | 7:21 | 7:21 | 7:22 | 7:22 | 7:23 | 7:23 | 7:24 | 7:24 | 7:25 | 7:25 | 7:25 | 7:26 | 7:26 | 7:26 | 7:26 | 7:27 | 7:27 | 7:27 | 7:27 | 7:27 | 7:27 | 7:27 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.8 | 4:26 | 7:15 |
| 2 | 14.8 | 4:25 | 7:16 |
| 3 | 14.9 | 4:25 | 7:16 |
| 4 | 14.9 | 4:24 | 7:17 |
| 5 | 14.9 | 4:24 | 7:18 |
| 6 | 14.9 | 4:23 | 7:19 |
| 7 | 14.9 | 4:23 | 7:19 |
| 8 | 15.0 | 4:23 | 7:20 |
| 9 | 15.0 | 4:23 | 7:21 |
| 10 | 15.0 | 4:22 | 7:21 |
| 11 | 15.0 | 4:22 | 7:22 |
| 12 | 15.0 | 4:22 | 7:22 |
| 13 | 15.0 | 4:22 | 7:23 |
| 14 | 15.0 | 4:22 | 7:23 |
| 15 | 15.0 | 4:22 | 7:24 |
| 16 | 15.0 | 4:22 | 7:24 |
| 17 | 15.0 | 4:22 | 7:25 |
| 18 | 15.1 | 4:22 | 7:25 |
| 19 | 15.1 | 4:22 | 7:25 |
| 20 | 15.1 | 4:22 | 7:26 |
| 21 | 15.1 | 4:22 | 7:26 |
| 22 | 15.1 | 4:22 | 7:26 |
| 23 | 15.1 | 4:23 | 7:26 |
| 24 | 15.1 | 4:23 | 7:27 |
| 25 | 15.1 | 4:23 | 7:27 |
| 26 | 15.1 | 4:23 | 7:27 |
| 27 | 15.1 | 4:24 | 7:27 |
| 28 | 15.0 | 4:24 | 7:27 |
| 29 | 15.0 | 4:24 | 7:27 |
| 30 | 15.0 | 4:25 | 7:27 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 6.3 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 1.62 kWh/m² to a high of 6.3 kWh/m² in June across the year — June's 6.3 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 |
| 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 | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.0 | Intense |
| 2 | 6.1 | Intense |
| 3 | 6.1 | Intense |
| 4 | 6.1 | Intense |
| 5 | 6.1 | Intense |
| 6 | 6.1 | Intense |
| 7 | 6.2 | Intense |
| 8 | 6.2 | Intense |
| 9 | 6.2 | Intense |
| 10 | 6.2 | Intense |
| 11 | 6.2 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.2 | Intense |
| 14 | 6.3 | Intense |
| 15 | 6.3 | Intense |
| 16 | 6.3 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.4 | Intense |
| 26 | 6.4 | Intense |
| 27 | 6.4 | Intense |
| 28 | 6.4 | Intense |
| 29 | 6.4 | Intense |
| 30 | 6.4 | Intense |
Is June a good time to visit Bartlett?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is a reasonable time to visit Bartlett for sightseeing.
What to pack for Bartlett in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Bartlett sees daytime highs around 79°F and nights near 60°F. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.
Sea temperature near Bartlett in June
The nearest coast averages about 57°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 30 mi away) is warmest in August at about 73°F and coldest in February near 36°F.
It's comfortable for a long swim from Jul 13 to Sep 15 — about 2.1 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 38 | 36 | 36 | 39 | 45 | 57 | 70 | 73 | 68 | 58 | 49 | 42 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Refreshing | Refreshing | Refreshing | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 38 | Bracing |
| Feb | 36 | Bracing |
| Mar | 36 | Bracing |
| Apr | 39 | Bracing |
| May | 45 | Bracing |
| Jun | 57 | Bracing |
| Jul | 70 | Refreshing |
| Aug | 73 | Refreshing |
| Sep | 68 | Refreshing |
| Oct | 58 | Bracing |
| Nov | 49 | Bracing |
| Dec | 42 | Bracing |
UV index in Bartlett in June
Clear-sky midday UV in June peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bartlett peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 7 | 9 | 9 | 8 | 6 | 3 | 2 | 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 | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Air quality in Bartlett in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Bartlett is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 9 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) | 12 | 15 | 16 | 14 | 15 | 16 | 17 | 16 | 13 | 9 | 10 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Moderate |
| Feb | 15 | Moderate |
| Mar | 16 | Moderate |
| Apr | 14 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 17 | Moderate |
| Aug | 16 | Moderate |
| Sep | 13 | Moderate |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 11 | Good |
Where is Bartlett?
Bartlett sits at 42.0°N, 88.2°W, 810 ft above sea level, in United States. The nearest listed city is Hanover Park, 1.9 mi away.
Topography around Bartlett
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Bartlett.
Within 2 miles, the terrain around Bartlett has only modest variations in elevation — a maximum elevation change of 161 ft around an average of 807 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 364 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 892 ft.
The land around Bartlett is covered by trees (36%), artificial surfaces (33%) and grassland (26%) within 2 miles, trees (38%), artificial surfaces (30%) and grassland (26%) within 10 miles, and cropland (37%) 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 Bartlett (41.995°, -88.1856°, elevation 810 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).