Best Time to Visit Glen Ellyn: Month-by-Month Guide
Best months for Glen Ellyn: September, July, August, June.
- Best months for Glen Ellyn: September, July, August, June.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: May, September, October. Good weather without the busiest period.
- Wettest months: May, April, June.
- The least pleasant month is January (score 4.0).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 0°C | -8°C | 53 mm | 8 | – | – | 4.0 |
| February | 2°C | -6°C | 49 mm | 7 | – | – | 4.4 |
| March | 8°C | -1°C | 64 mm | 9 | – | – | 5.4 |
| April | 15°C | 5°C | 109 mm | 12 | – | – | 6.2 |
| May | 21°C | 11°C | 111 mm | 13 | – | – | 7.1 |
| June | 26°C | 17°C | 100 mm | 12 | – | – | 7.4 |
| July | 28°C | 19°C | 91 mm | 11 | – | – | 7.6 |
| August | 27°C | 18°C | 93 mm | 11 | – | – | 7.6 |
| September | 24°C | 14°C | 75 mm | 9 | – | – | 7.9 |
| October | 17°C | 7°C | 79 mm | 9 | – | – | 7.0 |
| November | 9°C | 1°C | 61 mm | 8 | – | – | 5.8 |
| December | 2°C | -4°C | 54 mm | 9 | – | – | 4.4 |
Frequently asked questions
When is the best time to visit Glen Ellyn?
The best months are September, July, August, June.
When is the rainy season in Glen Ellyn?
The wettest months are May, April, June.