Burlington, Iowa Climate by Month
Burlington, Iowa, United States
Hot summers and freezing winters, with rain spread through the year.
The climate in Burlington is one of hot summers and freezing winters, with rain spread through the year. July is the warmest month, with highs around 87°F (31°C); January is the coolest at 34°F (1°C), and nights dip to 17°F (-8°C). About 36 in (904 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 87°F(31°C)
- Average high, July
- Coldest nights
- 17°F(-8°C)
- Average low, January
- Rain per year
- 36 in(904 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: July
Best and worst months in Burlington
Best for weatherThe most comfortable weather comes in May, with highs around 75°F (24°C) and about 3.9 in (98 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 34°F (1°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Burlington weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 34°F(1°C) | 17°F(-8°C) | 1.6 in(41 mm) | 85% | 1.6 |
| FebFebruary | 39°F(4°C) | 21°F(-6°C) | 1.4 in(36 mm) | 71% | 2.6 |
| MarMarch | 52°F(11°C) | 31°F(0°C) | 2.7 in(68 mm) | 67% | 3.8 |
| AprApril | 64°F(18°C) | 42°F(6°C) | 4.2 in(107 mm) | 58% | 4.5 |
| MayMayBest | 75°F(24°C) | 53°F(12°C) | 3.9 in(98 mm) | 64% | 5.3 |
| JunJune | 84°F(29°C) | 62°F(17°C) | 4.9 in(124 mm) | 68% | 6.0 |
| JulJuly | 87°F(31°C) | 66°F(19°C) | 3.5 in(90 mm) | 70% | 6.1 |
| AugAugust | 85°F(30°C) | 64°F(18°C) | 3.2 in(81 mm) | 71% | 5.4 |
| SepSeptember | 78°F(26°C) | 56°F(13°C) | 4.0 in(102 mm) | 66% | 4.6 |
| OctOctober | 66°F(19°C) | 44°F(7°C) | 2.5 in(64 mm) | 61% | 2.9 |
| NovNovember | 51°F(10°C) | 33°F(0°C) | 1.9 in(49 mm) | 67% | 1.9 |
| DecDecember | 38°F(3°C) | 22°F(-5°C) | 1.7 in(44 mm) | 70% | 1.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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