San Borja weather in October
In October, San Borja sees average daytime highs of 33°C and overnight lows near 23°C, with 178 mm of rain across 17.6 wet days and about 12.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.
Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 15% of the time in October, and the air most often feels oppressive.
Daylight stretches from about 12 h 06 min at the start of October to 12 h 30 min by month's end. Set against the rest of the year, October is San Borja's 7th-clearest and 3rd-windiest month. For the whole year in context, see San Borja's year-round climate.
- Daytime high
- 33°
- 1st warmest
- Overnight low
- 23°
- 7th coldest
- Rainfall
- 178 mm
- 17.6 wet days
- Daylight
- 12 h 18 min
- 6:02 AM – 6:22 PM
- Cloud cover
- 72%
- 7th clearest
- Wind
- 8 km/h
- 3rd windiest
- Solar energy
- 5.46 kWh/m²
- Travel score
- 3.0
- out of 10
San Borja is Municipio en Bolivia.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Day-to-day highs hold fairly steady near 33°C through the month.
A typical October day in San Borja reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 37°C. Set against its neighbours, October runs on par with September and about 1°C warmer 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) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 33 | 22 |
| 2 | 33 | 22 |
| 3 | 33 | 22 |
| 4 | 33 | 22 |
| 5 | 33 | 22 |
| 6 | 33 | 22 |
| 7 | 33 | 22 |
| 8 | 33 | 22 |
| 9 | 33 | 22 |
| 10 | 33 | 23 |
| 11 | 33 | 23 |
| 12 | 33 | 23 |
| 13 | 33 | 23 |
| 14 | 33 | 23 |
| 15 | 33 | 23 |
| 16 | 33 | 23 |
| 17 | 33 | 23 |
| 18 | 33 | 23 |
| 19 | 33 | 23 |
| 20 | 33 | 23 |
| 21 | 33 | 23 |
| 22 | 32 | 23 |
| 23 | 32 | 23 |
| 24 | 32 | 23 |
| 25 | 32 | 23 |
| 26 | 32 | 23 |
| 27 | 32 | 23 |
| 28 | 32 | 23 |
| 29 | 32 | 23 |
| 30 | 32 | 23 |
| 31 | 32 | 23 |
How October really feels in San Borja
Once humidity and wind are folded in, October averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
San Borja weather by month
How October compares with the rest of the year at a glance. October is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 23° | 348 | 27.1 | 12.8 | 2.7 |
| Feb | 31° / 23° | 303 | 23.3 | 12.5 | 2.9 |
| Mar | 31° / 23° | 265 | 24 | 12.1 | 3.0 |
| Apr | 30° / 22° | 154 | 16.7 | 11.7 | 3.9 |
| May | 29° / 20° | 86 | 11.3 | 11.3 | 5.5 |
| Jun | 28° / 19° | 57 | 7.6 | 11.1 | 6.5 |
| Jul | 28° / 18° | 49 | 6.2 | 11.2 | 6.5 |
| Aug | 31° / 19° | 60 | 7 | 11.5 | 4.9 |
| Sep | 33° / 21° | 118 | 10.8 | 11.9 | 3.6 |
| Oct | 33° / 23° | 178 | 17.6 | 12.3 | 3.0 |
| Nov | 32° / 23° | 212 | 19.4 | 12.7 | 3.0 |
| Dec | 31° / 23° | 294 | 24.6 | 12.9 | 2.8 |
Cloud cover in October
The sky is clear or mostly clear about 15% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to cloud over as the month goes on.
| 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 (%) | 46 | 45 | 44 | 44 | 42 | 42 | 41 | 39 | 39 | 38 | 36 | 36 | 35 | 34 | 32 | 31 | 30 | 28 | 28 | 27 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Cloudier (%) | 54 | 55 | 56 | 56 | 58 | 58 | 59 | 61 | 61 | 62 | 64 | 64 | 65 | 66 | 68 | 69 | 70 | 72 | 72 | 73 | 75 | 75 | 76 | 76 | 77 | 77 | 77 | 77 | 77 | 77 | 77 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 45 | 55 |
| 3 | 44 | 56 |
| 4 | 44 | 56 |
| 5 | 42 | 58 |
| 6 | 42 | 58 |
| 7 | 41 | 59 |
| 8 | 39 | 61 |
| 9 | 39 | 61 |
| 10 | 38 | 62 |
| 11 | 36 | 64 |
| 12 | 36 | 64 |
| 13 | 35 | 65 |
| 14 | 34 | 66 |
| 15 | 32 | 68 |
| 16 | 31 | 69 |
| 17 | 30 | 70 |
| 18 | 28 | 72 |
| 19 | 28 | 72 |
| 20 | 27 | 73 |
| 21 | 25 | 75 |
| 22 | 25 | 75 |
| 23 | 24 | 76 |
| 24 | 24 | 76 |
| 25 | 23 | 77 |
| 26 | 23 | 77 |
| 27 | 23 | 77 |
| 28 | 23 | 77 |
| 29 | 23 | 77 |
| 30 | 23 | 77 |
| 31 | 23 | 77 |
Chance of precipitation in October
San Borja gets around 178 mm of rain over 17.6 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 56% and peaks near 64% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 46 | 47 | 47 | 48 | 48 | 49 | 50 | 50 | 51 | 51 | 52 | 52 | 53 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 63 | 63 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 47 |
| 3 | 47 |
| 4 | 48 |
| 5 | 48 |
| 6 | 49 |
| 7 | 50 |
| 8 | 50 |
| 9 | 51 |
| 10 | 51 |
| 11 | 52 |
| 12 | 52 |
| 13 | 53 |
| 14 | 53 |
| 15 | 54 |
| 16 | 55 |
| 17 | 56 |
| 18 | 57 |
| 19 | 58 |
| 20 | 59 |
| 21 | 60 |
| 22 | 61 |
| 23 | 62 |
| 24 | 62 |
| 25 | 63 |
| 26 | 63 |
| 27 | 63 |
| 28 | 64 |
| 29 | 64 |
| 30 | 63 |
| 31 | 63 |
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 66% of days. Sticky, muggy-or-worse air turns up on roughly 92% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 2 | 2 | 2 | 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 | 0 |
| Comfortable (%) | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 6 | 6 |
| Muggy (%) | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 18 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Oppressive (%) | 60 | 60 | 62 | 63 | 63 | 64 | 65 | 65 | 64 | 65 | 67 | 67 | 67 | 68 | 68 | 68 | 69 | 69 | 69 | 71 | 71 | 71 | 70 | 70 | 70 | 68 | 67 | 66 | 66 | 64 | 64 |
| Miserable (%) | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 17 | 17 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 10 | 22 | 60 | 3 |
| 2 | 2 | 3 | 10 | 22 | 60 | 3 |
| 3 | 2 | 3 | 9 | 21 | 62 | 3 |
| 4 | 1 | 3 | 9 | 21 | 63 | 3 |
| 5 | 1 | 2 | 9 | 21 | 63 | 4 |
| 6 | 1 | 2 | 8 | 21 | 64 | 4 |
| 7 | 1 | 2 | 8 | 20 | 65 | 4 |
| 8 | 1 | 2 | 8 | 20 | 65 | 4 |
| 9 | 1 | 2 | 8 | 20 | 64 | 5 |
| 10 | 1 | 2 | 8 | 20 | 65 | 5 |
| 11 | 0 | 2 | 7 | 19 | 67 | 5 |
| 12 | 0 | 1 | 7 | 19 | 67 | 6 |
| 13 | 0 | 1 | 7 | 19 | 67 | 6 |
| 14 | 0 | 1 | 6 | 18 | 68 | 7 |
| 15 | 0 | 1 | 6 | 18 | 68 | 7 |
| 16 | 0 | 1 | 6 | 17 | 68 | 8 |
| 17 | 0 | 1 | 5 | 16 | 69 | 9 |
| 18 | 0 | 1 | 5 | 16 | 69 | 9 |
| 19 | 0 | 1 | 5 | 15 | 69 | 10 |
| 20 | 0 | 0 | 4 | 14 | 71 | 11 |
| 21 | 0 | 0 | 4 | 14 | 71 | 11 |
| 22 | 0 | 0 | 4 | 13 | 71 | 12 |
| 23 | 0 | 0 | 4 | 13 | 70 | 13 |
| 24 | 0 | 0 | 4 | 12 | 70 | 14 |
| 25 | 0 | 0 | 4 | 12 | 70 | 14 |
| 26 | 0 | 0 | 5 | 12 | 68 | 15 |
| 27 | 0 | 1 | 5 | 12 | 67 | 15 |
| 28 | 0 | 1 | 5 | 12 | 66 | 16 |
| 29 | 0 | 1 | 5 | 12 | 66 | 16 |
| 30 | 0 | 1 | 6 | 12 | 64 | 17 |
| 31 | 0 | 1 | 6 | 12 | 64 | 17 |
Wind in October
Winds average 8 km/h in October.
Across October, daily wind ranges from about 8 km/h on the calmest days to 8 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 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 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in October
Daylight runs from about 12 h 06 min at the start of October to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over October. Sunrise moves from 6:12 AM to 5:55 AM, and sunset from 6:20 PM to 6:26 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) | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 |
| Sunrise (AM) | 6:12 | 6:11 | 6:11 | 6:10 | 6:09 | 6:08 | 6:08 | 6:07 | 6:06 | 6:06 | 6:05 | 6:04 | 6:04 | 6:03 | 6:02 | 6:02 | 6:01 | 6:01 | 6:00 | 6:00 | 5:59 | 5:59 | 5:58 | 5:58 | 5:57 | 5:57 | 5:56 | 5:56 | 5:55 | 5:55 | 5:55 |
| Sunset (PM) | 6:20 | 6:20 | 6:20 | 6:20 | 6:20 | 6:21 | 6:21 | 6:21 | 6:21 | 6:21 | 6:21 | 6:21 | 6:22 | 6:22 | 6:22 | 6:22 | 6:22 | 6:23 | 6:23 | 6:23 | 6:23 | 6:24 | 6:24 | 6:24 | 6:24 | 6:25 | 6:25 | 6:25 | 6:26 | 6:26 | 6:26 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.1 | 6:12 | 6:20 |
| 2 | 12.1 | 6:11 | 6:20 |
| 3 | 12.2 | 6:11 | 6:20 |
| 4 | 12.2 | 6:10 | 6:20 |
| 5 | 12.2 | 6:09 | 6:20 |
| 6 | 12.2 | 6:08 | 6:21 |
| 7 | 12.2 | 6:08 | 6:21 |
| 8 | 12.2 | 6:07 | 6:21 |
| 9 | 12.2 | 6:06 | 6:21 |
| 10 | 12.3 | 6:06 | 6:21 |
| 11 | 12.3 | 6:05 | 6:21 |
| 12 | 12.3 | 6:04 | 6:21 |
| 13 | 12.3 | 6:04 | 6:22 |
| 14 | 12.3 | 6:03 | 6:22 |
| 15 | 12.3 | 6:02 | 6:22 |
| 16 | 12.3 | 6:02 | 6:22 |
| 17 | 12.4 | 6:01 | 6:22 |
| 18 | 12.4 | 6:01 | 6:23 |
| 19 | 12.4 | 6:00 | 6:23 |
| 20 | 12.4 | 6:00 | 6:23 |
| 21 | 12.4 | 5:59 | 6:23 |
| 22 | 12.4 | 5:59 | 6:24 |
| 23 | 12.4 | 5:58 | 6:24 |
| 24 | 12.4 | 5:58 | 6:24 |
| 25 | 12.5 | 5:57 | 6:24 |
| 26 | 12.5 | 5:57 | 6:25 |
| 27 | 12.5 | 5:56 | 6:25 |
| 28 | 12.5 | 5:56 | 6:25 |
| 29 | 12.5 | 5:55 | 6:26 |
| 30 | 12.5 | 5:55 | 6:26 |
| 31 | 12.5 | 5:55 | 6:26 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 5.46 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 3.68 kWh/m² to a high of 5.46 kWh/m² in October across the year — October's 5.46 kWh/m² sits near the top of that range.
| 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) | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 |
| 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 | 5.5 | Bright |
| 2 | 5.5 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.5 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.6 | Bright |
| 7 | 5.6 | Bright |
| 8 | 5.6 | Bright |
| 9 | 5.6 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.6 | Bright |
| 12 | 5.6 | Bright |
| 13 | 5.6 | Bright |
| 14 | 5.5 | Bright |
| 15 | 5.5 | Bright |
| 16 | 5.5 | Bright |
| 17 | 5.5 | Bright |
| 18 | 5.5 | Bright |
| 19 | 5.5 | Bright |
| 20 | 5.5 | Bright |
| 21 | 5.5 | Bright |
| 22 | 5.4 | Bright |
| 23 | 5.4 | Bright |
| 24 | 5.4 | Bright |
| 25 | 5.4 | Bright |
| 26 | 5.4 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.3 | Bright |
| 30 | 5.3 | Bright |
| 31 | 5.3 | Bright |
Hazard calendar for San Borja
In October, San Borja sits inside its rainy season season. The full year is below, with each hazard's peak months called out.
San Borja's rainy season runs October–March, when most of the year's rain falls.
Is October a good time to visit San Borja?
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 San Borja.
What to pack for San Borja in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, San Borja sees daytime highs around 33°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.
UV index in San Borja 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 San Borja peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 11 at about 8 (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) | 16 | 15 | 14 | 11 | 9 | 8 | 8 | 8 | 8 | 12 | 14 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 15 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 8 | Very high |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Air quality in San Borja 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 San Borja is worst in September — around 50 µg/m³ PM2.5 (poor), about 6.4× the cleanest month (May, 8 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) | 11 | 12 | 11 | 9 | 8 | 8 | 11 | 22 | 50 | 50 | 27 | 11 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Poor | Poor | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Good |
| Mar | 11 | Good |
| Apr | 9 | Good |
| May | 8 | Good |
| Jun | 8 | Good |
| Jul | 11 | Good |
| Aug | 22 | Moderate |
| Sep | 50 | Poor |
| Oct | 50 | Poor |
| Nov | 27 | Moderate |
| Dec | 11 | Good |
Where is San Borja?
San Borja sits at 14.9°S, 66.7°W, 195 m above sea level, in Bolivia. The nearest listed city is Caranavi, 140 km away.
Topography around San Borja
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Borja.
Within 3 km, the terrain around San Borja has only modest variations in elevation — a maximum elevation change of 21 m around an average of 194 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,527 m.
The land around San Borja is covered by grassland (61%) and trees (28%) within 3 km, grassland (63%) and trees (30%) within 16 km, and trees (75%) and grassland (23%) within 80 km.
Bolivia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C
- 230 V · 50 Hz
- Prices
- ≈ 40% of US
- price level, 2025
- GDP per capita
- $5,148
- 2025
- Happiness
- 5.8 / 10
- World Happiness, 2025
- Homicide rate
- 4.4
- per 100k, 2023
- Road deaths
- 21.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Moderate
- EF EPI 521
- 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 San Borja (-14.852°, -66.7495°, elevation 195 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. 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).