Harper Climate by Month
Harper, Maryland County, Liberia
Warm all year, with rain spread through the year.
Harper is warm all year, with rain spread through the year. March is the warmest month, with highs around 88°F (31°C); July is the coolest at 80°F (27°C), and nights dip to 69°F (21°C). It gets 103 in (2623 mm) of rain a year, spread across the months. The air is humid, averaging 87% relative humidity.
- Warmest month
- 88°F(31°C)
- Average high, March
- Coldest nights
- 69°F(21°C)
- Average low, January
- Rain per year
- 103 in(2623 mm)
- No clear rainy season
- Humidity
- 87%
- Sunniest: March
Best and worst months in Harper
Best for weatherJanuary, July and August are the best time for weather in Harper: highs near 82°F (28°C) and about 4.9 in (125 mm) of rain a month.
Least pleasantMay and June are the least pleasant; June is the wettest, with 18 in (467 mm) of rain.
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 August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Harper weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 83°F(29°C) | 69°F(21°C) | 3.4 in(87 mm) | 94% | 4.9 |
| FebFebruary | 87°F(31°C) | 72°F(22°C) | 3.8 in(97 mm) | 85% | 5.3 |
| MarMarch | 88°F(31°C) | 73°F(23°C) | 4.3 in(110 mm) | 81% | 5.6 |
| AprApril | 87°F(31°C) | 73°F(23°C) | 5.9 in(149 mm) | 82% | 5.4 |
| MayMay | 86°F(30°C) | 73°F(23°C) | 16 in(409 mm) | 86% | 4.7 |
| JunJune | 81°F(27°C) | 70°F(21°C) | 18 in(467 mm) | 90% | 3.8 |
| JulJulyBest | 80°F(27°C) | 69°F(21°C) | 5.9 in(151 mm) | 90% | 4.0 |
| AugAugustBest | 82°F(28°C) | 71°F(22°C) | 5.4 in(138 mm) | 84% | 3.9 |
| SepSeptember | 81°F(27°C) | 71°F(21°C) | 13 in(340 mm) | 92% | 4.0 |
| OctOctober | 85°F(29°C) | 73°F(23°C) | 11 in(289 mm) | 83% | 4.9 |
| NovNovember | 85°F(29°C) | 72°F(22°C) | 8.2 in(209 mm) | 85% | 5.0 |
| DecDecember | 84°F(29°C) | 71°F(22°C) | 7.0 in(177 mm) | 90% | 4.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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