Harper weather in October
In October, Harper sees average daytime highs of 27°C and overnight lows near 24°C, with 197 mm of rain across 29.2 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.
Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 2% of the time in October, and the air most often feels oppressive.
Daylight stretches from about 12 hours at the start of October to 11 h 48 min by month's end. Set against the rest of the year, October is Harper's 6th-clearest and 5th-windiest month. For the whole year in context, see Harper's year-round climate.
- Daytime high
- 27°
- 8th warmest
- Overnight low
- 24°
- 4th coldest
- Rainfall
- 197 mm
- 29.2 wet days
- Daylight
- 11 h 54 min
- 6:19 AM – 6:13 PM
- Cloud cover
- 72%
- 6th clearest
- Wind
- 9 km/h
- 5th windiest
- Solar energy
- 4.58 kWh/m²
- Travel score
- 3.6
- out of 10
Harper is town in Maryland, Liberia.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Day-to-day highs hold fairly steady near 27°C through the month.
A typical October day in Harper reaches about 27°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, October runs on par with September and about 1°C cooler than November.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 27 | 24 |
| 2 | 27 | 24 |
| 3 | 27 | 24 |
| 4 | 27 | 24 |
| 5 | 27 | 24 |
| 6 | 27 | 24 |
| 7 | 27 | 24 |
| 8 | 27 | 24 |
| 9 | 27 | 24 |
| 10 | 27 | 24 |
| 11 | 27 | 24 |
| 12 | 27 | 24 |
| 13 | 27 | 24 |
| 14 | 27 | 24 |
| 15 | 27 | 24 |
| 16 | 27 | 24 |
| 17 | 27 | 24 |
| 18 | 28 | 24 |
| 19 | 28 | 24 |
| 20 | 28 | 24 |
| 21 | 28 | 24 |
| 22 | 28 | 24 |
| 23 | 28 | 24 |
| 24 | 28 | 24 |
| 25 | 28 | 24 |
| 26 | 28 | 24 |
| 27 | 28 | 24 |
| 28 | 28 | 24 |
| 29 | 28 | 24 |
| 30 | 28 | 24 |
| 31 | 28 | 24 |
How October really feels in Harper
Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Harper weather by month
How October compares with the rest of the year at a glance. October is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 24° | 95 | 19.6 | 11.8 | 4.5 |
| Feb | 29° / 25° | 108 | 20.8 | 11.9 | 3.9 |
| Mar | 29° / 25° | 148 | 26 | 12 | 3.4 |
| Apr | 29° / 25° | 156 | 26.2 | 12.1 | 3.3 |
| May | 28° / 25° | 291 | 29.3 | 12.2 | 3.2 |
| Jun | 27° / 24° | 282 | 25.7 | 12.2 | 3.9 |
| Jul | 26° / 24° | 134 | 19.8 | 12.2 | 4.8 |
| Aug | 26° / 23° | 123 | 20.6 | 12.1 | 4.7 |
| Sep | 27° / 24° | 240 | 27.3 | 12 | 3.7 |
| Oct | 27° / 24° | 197 | 29.2 | 11.9 | 3.6 |
| Nov | 28° / 24° | 138 | 26.3 | 11.8 | 3.6 |
| Dec | 28° / 24° | 116 | 24.4 | 11.8 | 4.0 |
Cloud cover in October
The sky is clear or mostly clear about 2% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 25% of October, with mostly cloudy or overcast conditions the remaining 74%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 25 | 26 | 28 | 28 | 29 | 30 | 30 | 31 | 32 | 32 | 33 | 34 | 34 | 36 | 36 | 36 |
| Cloudier (%) | 81 | 81 | 80 | 80 | 80 | 79 | 79 | 78 | 78 | 78 | 77 | 77 | 77 | 76 | 76 | 75 | 74 | 72 | 72 | 71 | 70 | 70 | 69 | 68 | 68 | 67 | 66 | 66 | 64 | 64 | 64 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 19 | 81 |
| 2 | 19 | 81 |
| 3 | 20 | 80 |
| 4 | 20 | 80 |
| 5 | 20 | 80 |
| 6 | 21 | 79 |
| 7 | 21 | 79 |
| 8 | 22 | 78 |
| 9 | 22 | 78 |
| 10 | 22 | 78 |
| 11 | 23 | 77 |
| 12 | 23 | 77 |
| 13 | 23 | 77 |
| 14 | 24 | 76 |
| 15 | 24 | 76 |
| 16 | 25 | 75 |
| 17 | 26 | 74 |
| 18 | 28 | 72 |
| 19 | 28 | 72 |
| 20 | 29 | 71 |
| 21 | 30 | 70 |
| 22 | 30 | 70 |
| 23 | 31 | 69 |
| 24 | 32 | 68 |
| 25 | 32 | 68 |
| 26 | 33 | 67 |
| 27 | 34 | 66 |
| 28 | 34 | 66 |
| 29 | 36 | 64 |
| 30 | 36 | 64 |
| 31 | 36 | 64 |
Chance of precipitation in October
Harper gets around 197 mm of rain over 29.2 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 93% and peaks near 94% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 93 | 93 | 93 | 92 | 92 | 91 | 91 | 90 |
| Rain chance (%) | |
|---|---|
| 1 | 94 |
| 2 | 94 |
| 3 | 94 |
| 4 | 94 |
| 5 | 94 |
| 6 | 94 |
| 7 | 94 |
| 8 | 94 |
| 9 | 94 |
| 10 | 94 |
| 11 | 94 |
| 12 | 94 |
| 13 | 94 |
| 14 | 94 |
| 15 | 94 |
| 16 | 94 |
| 17 | 94 |
| 18 | 94 |
| 19 | 94 |
| 20 | 94 |
| 21 | 94 |
| 22 | 94 |
| 23 | 94 |
| 24 | 93 |
| 25 | 93 |
| 26 | 93 |
| 27 | 92 |
| 28 | 92 |
| 29 | 91 |
| 30 | 91 |
| 31 | 90 |
Humidity in October
Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the oppressive band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oppressive (%) | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 |
| Miserable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 1 | 99 | 0 |
| 2 | 1 | 99 | 0 |
| 3 | 1 | 99 | 0 |
| 4 | 1 | 99 | 0 |
| 5 | 1 | 99 | 0 |
| 6 | 1 | 99 | 0 |
| 7 | 1 | 99 | 0 |
| 8 | 1 | 99 | 0 |
| 9 | 1 | 99 | 0 |
| 10 | 1 | 99 | 0 |
| 11 | 1 | 99 | 0 |
| 12 | 0 | 100 | 0 |
| 13 | 0 | 100 | 0 |
| 14 | 0 | 100 | 0 |
| 15 | 0 | 100 | 0 |
| 16 | 0 | 100 | 0 |
| 17 | 0 | 100 | 0 |
| 18 | 0 | 100 | 0 |
| 19 | 0 | 100 | 0 |
| 20 | 0 | 100 | 0 |
| 21 | 0 | 100 | 0 |
| 22 | 0 | 100 | 0 |
| 23 | 0 | 100 | 0 |
| 24 | 0 | 100 | 0 |
| 25 | 0 | 100 | 0 |
| 26 | 0 | 100 | 0 |
| 27 | 0 | 99 | 1 |
| 28 | 0 | 99 | 1 |
| 29 | 0 | 99 | 1 |
| 30 | 0 | 99 | 1 |
| 31 | 0 | 99 | 1 |
Wind in October
Winds average 9 km/h in October.
Across October, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in October
Daylight runs from about 12 hours at the start of October to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 12 minutes over October. Sunrise moves from 6:21 AM to 6:19 AM, and sunset from 6:19 PM to 6:10 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.8 |
| Sunrise (AM) | 6:21 | 6:21 | 6:21 | 6:20 | 6:20 | 6:20 | 6:20 | 6:20 | 6:20 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 | 6:19 |
| Sunset (PM) | 6:19 | 6:18 | 6:18 | 6:17 | 6:17 | 6:17 | 6:16 | 6:16 | 6:15 | 6:15 | 6:15 | 6:14 | 6:14 | 6:14 | 6:13 | 6:13 | 6:13 | 6:12 | 6:12 | 6:12 | 6:12 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:10 | 6:10 | 6:10 | 6:10 | 6:10 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.0 | 6:21 | 6:19 |
| 2 | 12.0 | 6:21 | 6:18 |
| 3 | 12.0 | 6:21 | 6:18 |
| 4 | 11.9 | 6:20 | 6:17 |
| 5 | 11.9 | 6:20 | 6:17 |
| 6 | 11.9 | 6:20 | 6:17 |
| 7 | 11.9 | 6:20 | 6:16 |
| 8 | 11.9 | 6:20 | 6:16 |
| 9 | 11.9 | 6:20 | 6:15 |
| 10 | 11.9 | 6:19 | 6:15 |
| 11 | 11.9 | 6:19 | 6:15 |
| 12 | 11.9 | 6:19 | 6:14 |
| 13 | 11.9 | 6:19 | 6:14 |
| 14 | 11.9 | 6:19 | 6:14 |
| 15 | 11.9 | 6:19 | 6:13 |
| 16 | 11.9 | 6:19 | 6:13 |
| 17 | 11.9 | 6:19 | 6:13 |
| 18 | 11.9 | 6:19 | 6:12 |
| 19 | 11.9 | 6:19 | 6:12 |
| 20 | 11.9 | 6:19 | 6:12 |
| 21 | 11.9 | 6:19 | 6:12 |
| 22 | 11.9 | 6:19 | 6:11 |
| 23 | 11.9 | 6:19 | 6:11 |
| 24 | 11.9 | 6:19 | 6:11 |
| 25 | 11.9 | 6:19 | 6:11 |
| 26 | 11.9 | 6:19 | 6:11 |
| 27 | 11.9 | 6:19 | 6:10 |
| 28 | 11.9 | 6:19 | 6:10 |
| 29 | 11.9 | 6:19 | 6:10 |
| 30 | 11.9 | 6:19 | 6:10 |
| 31 | 11.8 | 6:19 | 6:10 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 4.58 kWh/m².
For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 5.22 kWh/m² in March across the year — October's 4.58 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.4 | 4.4 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.4 | Bright |
| 2 | 4.4 | Bright |
| 3 | 4.4 | Bright |
| 4 | 4.4 | Bright |
| 5 | 4.5 | Bright |
| 6 | 4.5 | Bright |
| 7 | 4.5 | Bright |
| 8 | 4.5 | Bright |
| 9 | 4.5 | Bright |
| 10 | 4.5 | Bright |
| 11 | 4.5 | Bright |
| 12 | 4.5 | Bright |
| 13 | 4.6 | Bright |
| 14 | 4.6 | Bright |
| 15 | 4.6 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.6 | Bright |
| 19 | 4.6 | Bright |
| 20 | 4.6 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.7 | Bright |
| 24 | 4.7 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.7 | Bright |
| 28 | 4.7 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Harper
None of Harper's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Harper sees seasonal dust haze (February), heaviest in February.
Is October a good time to visit Harper?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a weaker month for outdoor sightseeing in Harper.
What to pack for Harper in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Harper sees daytime highs around 27°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.
Sea temperature near Harper in October
The nearest coast averages about 27°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in May at about 29°C and coldest in August near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 26 | 27 | 28 | 28 |
| Comfort | Tropical | Warm | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Warm |
| Mar | 28 | Tropical |
| Apr | 29 | Tropical |
| May | 29 | Tropical |
| Jun | 28 | Warm |
| Jul | 27 | Warm |
| Aug | 26 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Tropical |
| Dec | 28 | Tropical |
UV index in Harper in October
Clear-sky midday UV in October peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Harper peaks around April 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 9 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 13 | 13 | 14 | 12 | 10 | 9 | 11 | 12 | 12 | 10 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Extreme |
| Dec | 9 | Very high |
Air quality in Harper in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Harper is worst in January — around 41 µg/m³ PM2.5 (poor), about 6.0× the cleanest month (September, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 41 | 37 | 26 | 31 | 13 | 13 | 13 | 9 | 7 | 8 | 12 | 29 |
| Level | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 41 | Poor |
| Feb | 37 | Poor |
| Mar | 26 | Moderate |
| Apr | 31 | Moderate |
| May | 13 | Moderate |
| Jun | 13 | Moderate |
| Jul | 13 | Moderate |
| Aug | 9 | Good |
| Sep | 7 | Good |
| Oct | 8 | Good |
| Nov | 12 | Good |
| Dec | 29 | Moderate |
Where is Harper?
Harper sits at 4.4°N, 7.7°W, 14 m above sea level, in Liberia. The nearest listed city is Pleebo City, 24 km away.
Topography around Harper
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Harper.
Within 3 km, the terrain around Harper has only modest variations in elevation — a maximum elevation change of 39 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 80 m; within 80 km, significant variations in elevation — a maximum elevation change of 405 m.
The land around Harper is covered by water (46%) and grassland (22%) within 3 km, water (53%) and trees (30%) within 16 km, and trees (56%) and water (41%) within 80 km.
Liberia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 0% of US
- price level, 2025
- GDP per capita
- $915
- 2025
- Happiness
- 4.3 / 10
- World Happiness, 2025
- Homicide rate
- 3.1
- per 100k, 2012
- Road deaths
- 38.9
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Harper (4.3782°, -7.7108°, elevation 14 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).