Tena weather in September
In September, Tena sees average daytime highs of 27°C and overnight lows near 18°C, with 217 mm of rain across 24.6 wet days and about 12 hours of daylight. It is the 3rd-warmest and 12th-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 9% of the time in September, and the air most often feels muggy.
Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Tena's 2nd-clearest and 1st-windiest month. For the whole year in context, see Tena's year-round climate.
- Daytime high
- 27°
- 3rd warmest
- Overnight low
- 18°
- 3rd coldest
- Rainfall
- 217 mm
- 24.6 wet days
- Daylight
- 12 hours
- 6:06 AM – 6:05 PM
- Cloud cover
- 72%
- 2nd clearest
- Wind
- 3 km/h
- 1st windiest
- Solar energy
- 5.33 kWh/m²
- Travel score
- 4.2
- out of 10
Tena is city in Ecuador, capital of the Napo Province.
- Density
- 2,314/km²
- people per km²
- Founded
- 1560
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in September
Day-to-day highs hold fairly steady near 27°C through the month.
A typical September day in Tena reaches about 27°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 18 |
| 2 | 26 | 18 |
| 3 | 26 | 18 |
| 4 | 26 | 18 |
| 5 | 26 | 18 |
| 6 | 27 | 18 |
| 7 | 27 | 18 |
| 8 | 27 | 18 |
| 9 | 27 | 18 |
| 10 | 27 | 18 |
| 11 | 27 | 18 |
| 12 | 27 | 18 |
| 13 | 27 | 18 |
| 14 | 27 | 18 |
| 15 | 27 | 18 |
| 16 | 27 | 18 |
| 17 | 27 | 18 |
| 18 | 27 | 18 |
| 19 | 27 | 18 |
| 20 | 27 | 18 |
| 21 | 27 | 19 |
| 22 | 27 | 19 |
| 23 | 27 | 19 |
| 24 | 27 | 19 |
| 25 | 27 | 19 |
| 26 | 27 | 19 |
| 27 | 27 | 19 |
| 28 | 27 | 19 |
| 29 | 27 | 19 |
| 30 | 27 | 19 |
Tena weather by month
How September compares with the rest of the year at a glance. September is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 19° | 259 | 24.9 | 12.1 | 4.2 |
| Feb | 27° / 20° | 285 | 23.8 | 12 | 3.9 |
| Mar | 27° / 20° | 356 | 29.2 | 12 | 3.5 |
| Apr | 26° / 20° | 339 | 28 | 12 | 3.6 |
| May | 26° / 19° | 388 | 28.7 | 12 | 3.7 |
| Jun | 25° / 19° | 404 | 28.1 | 11.9 | 3.8 |
| Jul | 25° / 18° | 385 | 27.5 | 11.9 | 4.1 |
| Aug | 26° / 18° | 270 | 24.4 | 12 | 4.5 |
| Sep | 27° / 18° | 217 | 24.6 | 12 | 4.2 |
| Oct | 27° / 19° | 247 | 26.8 | 12 | 3.9 |
| Nov | 27° / 19° | 298 | 28 | 12 | 3.6 |
| Dec | 27° / 19° | 301 | 27.7 | 12.1 | 3.9 |
Cloud cover in September
The sky is clear or mostly clear about 9% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 70%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 32 | 31 | 30 | 30 | 30 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 |
| Cloudier (%) | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 67 | 67 | 68 | 69 | 70 | 70 | 70 | 71 | 72 | 72 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 74 | 74 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 34 | 66 |
| 2 | 34 | 66 |
| 3 | 34 | 66 |
| 4 | 34 | 66 |
| 5 | 34 | 66 |
| 6 | 34 | 66 |
| 7 | 34 | 66 |
| 8 | 33 | 67 |
| 9 | 33 | 67 |
| 10 | 32 | 68 |
| 11 | 31 | 69 |
| 12 | 30 | 70 |
| 13 | 30 | 70 |
| 14 | 30 | 70 |
| 15 | 29 | 71 |
| 16 | 28 | 72 |
| 17 | 28 | 72 |
| 18 | 28 | 72 |
| 19 | 28 | 72 |
| 20 | 28 | 72 |
| 21 | 27 | 73 |
| 22 | 27 | 73 |
| 23 | 27 | 73 |
| 24 | 27 | 73 |
| 25 | 27 | 73 |
| 26 | 27 | 73 |
| 27 | 27 | 73 |
| 28 | 27 | 73 |
| 29 | 26 | 74 |
| 30 | 26 | 74 |
Chance of precipitation in September
Tena gets around 217 mm of rain over 24.6 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 82% and peaks near 84% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 83 | 83 | 83 | 83 | 82 | 82 | 82 | 82 | 81 | 81 | 80 | 80 | 80 | 79 | 79 | 79 | 80 | 80 | 80 | 81 | 81 | 82 | 82 | 82 | 82 | 83 | 83 | 83 | 84 | 84 |
| Rain chance (%) | |
|---|---|
| 1 | 83 |
| 2 | 83 |
| 3 | 83 |
| 4 | 83 |
| 5 | 82 |
| 6 | 82 |
| 7 | 82 |
| 8 | 82 |
| 9 | 81 |
| 10 | 81 |
| 11 | 80 |
| 12 | 80 |
| 13 | 80 |
| 14 | 79 |
| 15 | 79 |
| 16 | 79 |
| 17 | 80 |
| 18 | 80 |
| 19 | 80 |
| 20 | 81 |
| 21 | 81 |
| 22 | 82 |
| 23 | 82 |
| 24 | 82 |
| 25 | 82 |
| 26 | 83 |
| 27 | 83 |
| 28 | 83 |
| 29 | 84 |
| 30 | 84 |
Humidity in September
Most of September feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the muggy band about 91% of days. Sticky, muggy-or-worse air turns up on roughly 91% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 16 | 16 | 15 | 14 | 14 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 3 |
| Muggy (%) | 84 | 84 | 85 | 86 | 86 | 87 | 88 | 88 | 89 | 89 | 90 | 90 | 90 | 91 | 91 | 92 | 92 | 92 | 93 | 93 | 94 | 94 | 95 | 95 | 96 | 96 | 97 | 97 | 97 | 97 |
| Humid (%) | Muggy (%) | |
|---|---|---|
| 1 | 16 | 84 |
| 2 | 16 | 84 |
| 3 | 15 | 85 |
| 4 | 14 | 86 |
| 5 | 14 | 86 |
| 6 | 13 | 87 |
| 7 | 12 | 88 |
| 8 | 12 | 88 |
| 9 | 11 | 89 |
| 10 | 11 | 89 |
| 11 | 10 | 90 |
| 12 | 10 | 90 |
| 13 | 10 | 90 |
| 14 | 9 | 91 |
| 15 | 9 | 91 |
| 16 | 8 | 92 |
| 17 | 8 | 92 |
| 18 | 8 | 92 |
| 19 | 7 | 93 |
| 20 | 7 | 93 |
| 21 | 6 | 94 |
| 22 | 6 | 94 |
| 23 | 5 | 95 |
| 24 | 5 | 95 |
| 25 | 4 | 96 |
| 26 | 4 | 96 |
| 27 | 3 | 97 |
| 28 | 3 | 97 |
| 29 | 3 | 97 |
| 30 | 3 | 97 |
Wind in September
Winds average 3 km/h in September, the windiest month of the year.
Across September, daily wind ranges from about 3 km/h on the calmest days to 3 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| 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 |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 3 | calm |
| 2 | 3 | calm |
| 3 | 3 | calm |
| 4 | 3 | calm |
| 5 | 3 | calm |
| 6 | 3 | calm |
| 7 | 3 | calm |
| 8 | 3 | calm |
| 9 | 3 | calm |
| 10 | 3 | calm |
| 11 | 3 | calm |
| 12 | 3 | calm |
| 13 | 3 | calm |
| 14 | 3 | calm |
| 15 | 3 | calm |
| 16 | 3 | calm |
| 17 | 3 | calm |
| 18 | 3 | calm |
| 19 | 3 | calm |
| 20 | 3 | calm |
| 21 | 3 | calm |
| 22 | 3 | calm |
| 23 | 3 | calm |
| 24 | 3 | calm |
| 25 | 3 | calm |
| 26 | 3 | calm |
| 27 | 3 | calm |
| 28 | 3 | calm |
| 29 | 3 | calm |
| 30 | 3 | calm |
Sunrise & sunset in September
Daylight runs from about 12 hours at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over September. Sunrise moves from 6:12 AM to 6:00 AM, and sunset from 6:10 PM to 6:01 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunrise (AM) | 6:12 | 6:11 | 6:11 | 6:10 | 6:10 | 6:10 | 6:09 | 6:09 | 6:09 | 6:08 | 6:08 | 6:07 | 6:07 | 6:07 | 6:06 | 6:06 | 6:05 | 6:05 | 6:05 | 6:04 | 6:04 | 6:03 | 6:03 | 6:03 | 6:02 | 6:02 | 6:01 | 6:01 | 6:01 | 6:00 |
| Sunset (PM) | 6:10 | 6:10 | 6:10 | 6:09 | 6:09 | 6:09 | 6:08 | 6:08 | 6:08 | 6:07 | 6:07 | 6:07 | 6:06 | 6:06 | 6:06 | 6:05 | 6:05 | 6:05 | 6:04 | 6:04 | 6:04 | 6:03 | 6:03 | 6:03 | 6:02 | 6:02 | 6:02 | 6:01 | 6:01 | 6:01 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.0 | 6:12 | 6:10 |
| 2 | 12.0 | 6:11 | 6:10 |
| 3 | 12.0 | 6:11 | 6:10 |
| 4 | 12.0 | 6:10 | 6:09 |
| 5 | 12.0 | 6:10 | 6:09 |
| 6 | 12.0 | 6:10 | 6:09 |
| 7 | 12.0 | 6:09 | 6:08 |
| 8 | 12.0 | 6:09 | 6:08 |
| 9 | 12.0 | 6:09 | 6:08 |
| 10 | 12.0 | 6:08 | 6:07 |
| 11 | 12.0 | 6:08 | 6:07 |
| 12 | 12.0 | 6:07 | 6:07 |
| 13 | 12.0 | 6:07 | 6:06 |
| 14 | 12.0 | 6:07 | 6:06 |
| 15 | 12.0 | 6:06 | 6:06 |
| 16 | 12.0 | 6:06 | 6:05 |
| 17 | 12.0 | 6:05 | 6:05 |
| 18 | 12.0 | 6:05 | 6:05 |
| 19 | 12.0 | 6:05 | 6:04 |
| 20 | 12.0 | 6:04 | 6:04 |
| 21 | 12.0 | 6:04 | 6:04 |
| 22 | 12.0 | 6:03 | 6:03 |
| 23 | 12.0 | 6:03 | 6:03 |
| 24 | 12.0 | 6:03 | 6:03 |
| 25 | 12.0 | 6:02 | 6:02 |
| 26 | 12.0 | 6:02 | 6:02 |
| 27 | 12.0 | 6:01 | 6:02 |
| 28 | 12.0 | 6:01 | 6:01 |
| 29 | 12.0 | 6:01 | 6:01 |
| 30 | 12.0 | 6:00 | 6:01 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 5.33 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 3.73 kWh/m² to a high of 5.33 kWh/m² in September across the year — September's 5.33 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 |
| 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.2 | Bright |
| 2 | 5.2 | Bright |
| 3 | 5.2 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.2 | Bright |
| 7 | 5.3 | Bright |
| 8 | 5.3 | Bright |
| 9 | 5.3 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.3 | Bright |
| 12 | 5.3 | Bright |
| 13 | 5.3 | Bright |
| 14 | 5.3 | Bright |
| 15 | 5.3 | Bright |
| 16 | 5.4 | Bright |
| 17 | 5.4 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.4 | Bright |
| 21 | 5.4 | Bright |
| 22 | 5.4 | Bright |
| 23 | 5.4 | Bright |
| 24 | 5.4 | Bright |
| 25 | 5.4 | Bright |
| 26 | 5.4 | Bright |
| 27 | 5.4 | Bright |
| 28 | 5.4 | Bright |
| 29 | 5.4 | Bright |
| 30 | 5.4 | Bright |
Is September a good time to visit Tena?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a reasonable time to visit Tena for sightseeing.
What to pack for Tena in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Tena sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 25 days see rain.
UV index in Tena in September
Clear-sky midday UV in September peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tena peaks around February 20 at about 18 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 10 at about 12 (extreme).
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 | 18 | 17 | 14 | 15 | 13 | 13 | 12 | 14 | 15 | 12 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 18 | Extreme |
| Mar | 17 | Extreme |
| Apr | 14 | Extreme |
| May | 15 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 15 | Extreme |
| Nov | 12 | Extreme |
| Dec | 14 | Extreme |
Air quality in Tena in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Tena is worst in February — around 15 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (July, 6 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) | 12 | 15 | 15 | 12 | 9 | 7 | 6 | 8 | 11 | 11 | 14 | 11 |
| Level | Good | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 15 | Moderate |
| Mar | 15 | Moderate |
| Apr | 12 | Good |
| May | 9 | Good |
| Jun | 7 | Good |
| Jul | 6 | Good |
| Aug | 8 | Good |
| Sep | 11 | Good |
| Oct | 11 | Good |
| Nov | 14 | Moderate |
| Dec | 11 | Good |
Where is Tena?
Tena sits at 1.0°S, 77.8°W, 610 m above sea level, in Ecuador. The nearest listed city is Puyo, 59 km away.
Topography around Tena
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tena.
Within 3 km, the terrain around Tena has only modest variations in elevation — a maximum elevation change of 223 m around an average of 557 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,818 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,586 m.
The land around Tena is covered by trees (79%) within 3 km, trees (96%) within 16 km, and trees (85%) within 80 km.
Ecuador travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 43% of US
- price level, 2025
- GDP per capita
- $7,125
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 70%
- of population, 2024
- Homicide rate
- 45.7
- per 100k, 2023
- Road deaths
- 20.1
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 466
- 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 Tena (-0.9961°, -77.8131°, elevation 610 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).