Best Time to Visit Merrillville: Month-by-Month Guide
Best months for Merrillville: September, August, June, July.
- Best months for Merrillville: September, August, June, July.
- 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 3.8).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 0°C | -6°C | 66 mm | 10 | – | – | 3.8 |
| February | 2°C | -5°C | 54 mm | 8 | – | – | 4.4 |
| March | 8°C | 0°C | 76 mm | 10 | – | – | 5.2 |
| April | 15°C | 5°C | 107 mm | 13 | – | – | 6.1 |
| May | 21°C | 12°C | 113 mm | 13 | – | – | 7.1 |
| June | 26°C | 17°C | 102 mm | 12 | – | – | 7.4 |
| July | 28°C | 20°C | 98 mm | 12 | – | – | 7.4 |
| August | 27°C | 19°C | 96 mm | 11 | – | – | 7.5 |
| September | 24°C | 14°C | 79 mm | 9 | – | – | 7.9 |
| October | 17°C | 8°C | 82 mm | 10 | – | – | 7.0 |
| November | 9°C | 2°C | 73 mm | 9 | – | – | 5.8 |
| December | 3°C | -3°C | 60 mm | 9 | – | – | 4.4 |
Frequently asked questions
When is the best time to visit Merrillville?
The best months are September, August, June, July.
When is the rainy season in Merrillville?
The wettest months are May, April, June.