Current weather conditions and 15 day weather forecast for Buffalo Grove, Illinois, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 16 August 2026 Sunday 28.4 ° C / 83.1°F ![]() Sunny |
Feels Like : 30.1 ° C / 86.2°F Humidity : % 61 Pressure : 1013 mb Wind Speed : 15.1 kmph / 9.4 miles from NW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 18 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 August 2026 Sunday | Patchy rain nearby |
21.8 ° C (71.2°F) |
28.9 ° C (84.1°F) |
24.4 ° C (75.9°F) |
% 84 | 81% | 7.6 | Sunrise:06:00 AM Sunset: 07:51 PM |
Moonrise:10:32 AM Moonset: 09:35 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
19.8 ° C (67.6°F) |
27.5 ° C (81.4°F) |
22.9 ° C (73.3°F) |
% 70 | 10% | 8.2 | Sunrise:06:01 AM Sunset: 07:50 PM |
Moonrise:11:46 AM Moonset: 10:00 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
18.9 ° C (66°F) |
28.5 ° C (83.4°F) |
23.5 ° C (74.2°F) |
% 77 | 57% | 7.1 | Sunrise:06:02 AM Sunset: 07:48 PM |
Moonrise:12:58 PM Moonset: 10:30 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
19 ° C (66.2°F) |
25 ° C (77.1°F) |
22.2 ° C (71.9°F) |
% 70 | 66% | 7.4 | Sunrise:06:03 AM Sunset: 07:47 PM |
Moonrise:02:08 PM Moonset: 11:05 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
17.6 ° C (63.6°F) |
25.6 ° C (78.1°F) |
21.6 ° C (70.9°F) |
% 58 | 36% | 6.2 | Sunrise:06:04 AM Sunset: 07:45 PM |
Moonrise:03:13 PM Moonset: 11:47 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Moderate rain |
16.5 ° C (61.6°F) |
20.6 ° C (69.1°F) |
17.6 ° C (63.8°F) |
% 93 | 92% | 4 | Sunrise:06:05 AM Sunset: 07:44 PM |
Moonrise:04:12 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
16 ° C (60.8°F) |
26.5 ° C (79.7°F) |
21 ° C (69.8°F) |
% 79 | 39% | 7 | Sunrise:06:06 AM Sunset: 07:42 PM |
Moonrise:05:02 PM Moonset: 12:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Sunny |
19.5 ° C (67.2°F) |
28.4 ° C (83.2°F) |
23.6 ° C (74.5°F) |
% 80 | 10% | 7 | Sunrise:06:07 AM Sunset: 07:40 PM |
Moonrise:05:43 PM Moonset: 01:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Sunny |
20.1 ° C (68.1°F) |
28.8 ° C (83.8°F) |
24.2 ° C (75.6°F) |
% 77 | 8% | 7 | Sunrise:06:08 AM Sunset: 07:39 PM |
Moonrise:06:17 PM Moonset: 02:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Sunny |
19.2 ° C (66.6°F) |
25.4 ° C (77.8°F) |
22.2 ° C (72°F) |
% 66 | 4% | 7 | Sunrise:06:10 AM Sunset: 07:37 PM |
Moonrise:06:44 PM Moonset: 03:38 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Sunny |
18.7 ° C (65.6°F) |
24.4 ° C (76°F) |
21.1 ° C (70°F) |
% 66 | 5% | 6 | Sunrise:06:11 AM Sunset: 07:36 PM |
Moonrise:07:07 PM Moonset: 04:42 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Sunny |
17.7 ° C (63.9°F) |
27.2 ° C (81°F) |
21.9 ° C (71.4°F) |
% 72 | 7% | 7 | Sunrise:06:12 AM Sunset: 07:34 PM |
Moonrise:07:28 PM Moonset: 05:45 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Sunny |
15.9 ° C (60.6°F) |
20.7 ° C (69.3°F) |
18.6 ° C (65.5°F) |
% 62 | 5% | 6 | Sunrise:06:13 AM Sunset: 07:32 PM |
Moonrise:07:47 PM Moonset: 06:47 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Sunny |
14.8 ° C (58.7°F) |
21.4 ° C (70.6°F) |
17.9 ° C (64.2°F) |
% 54 | 3% | 6 | Sunrise:06:14 AM Sunset: 07:31 PM |
Moonrise:08:05 PM Moonset: 07:50 AM Moon Phase ( Waning Gibbous ) |
|