| Date |
Sunrise |
Sunset |
Length |
Change |
Dawn |
Dusk |
Length |
Change |
| Today |
05:41 |
18:37 |
12:56 |
|
05:18 |
19:00 |
13:42 |
|
| +1 day |
05:41 |
18:38 |
12:57 |
00:01 longer |
05:18 |
19:01 |
13:43 |
00:01 longer |
| +1 week |
05:42 |
18:41 |
12:59 |
00:03 longer |
05:18 |
19:05 |
13:47 |
00:05 longer |
| +2 weeks |
05:43 |
18:45 |
13:02 |
00:06 longer |
05:19 |
19:09 |
13:50 |
00:08 longer |
| +1 month |
05:49 |
18:54 |
13:05 |
00:09 longer |
05:25 |
19:18 |
13:53 |
00:11 longer |
| +2 months |
06:07 |
19:02 |
12:55 |
00:01 shorter |
05:44 |
19:25 |
13:41 |
00:01 shorter |
| +3 months |
06:20 |
18:53 |
12:33 |
00:23 shorter |
05:58 |
19:15 |
13:17 |
00:25 shorter |
| +6 months |
06:40 |
17:59 |
11:19 |
01:37 shorter |
06:18 |
18:22 |
12:04 |
01:38 shorter |
Notes:
Daylight saving time,
* =
Next day.
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Half Tree Hollow, Saint Helena - Sunrise, sunset, dawn and dusk times, graph
Half Tree Hollow, Saint Helena - Sun path diagram
| Sun path |
|
Today |
|
June 21 |
|
December 21 |
|
Annual variation |
|
Equinox (March and September) |
| Sunrise/sunset |
|
Sunrise |
|
Sunset |
| Time |
|
00-02 |
|
03-05 |
|
06-08 |
|
09-11 |
|
12-14 |
|
15-17 |
|
18-20 |
|
21-23 |
Half Tree Hollow, Saint Helena - Solar energy and surface meteorology
| Variable | I | II | III | IV | V | VI | VII | VIII | IX | X | XI | XII |
| Insolation, kWh/m²/day | 7.20 | 7.28 | 6.69 | 5.85 | 5.10 | 4.53 | 4.48 | 4.78 | 5.16 | 5.53 | 5.92 | 6.58 |
| Clearness, 0 - 1 | 0.64 | 0.66 | 0.65 | 0.65 | 0.64 | 0.62 | 0.59 | 0.56 | 0.54 | 0.52 | 0.53 | 0.58 |
| Temperature, °C | 22.50 | 23.51 | 23.96 | 23.39 | 22.29 | 21.01 | 20.04 | 19.47 | 19.38 | 19.37 | 20.06 | 21.20 |
| Wind speed, m/s | 5.84 | 5.77 | 6.40 | 7.25 | 6.98 | 7.49 | 7.59 | 7.73 | 7.46 | 7.35 | 6.57 | 6.15 |
| Precipitation, mm | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Wet days, d | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
These data were obtained from the NASA Langley Research Center Atmospheric Science Data Center; New et al. 2002
Notes:
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Half Tree Hollow, Saint Helena - Basic information
Latitude: -15.93 (15°55'48"S)
Longitude: -5.72 (5°43'12"W)
Time zone: UTC+0 hours
Local time: 05:18
Country: Saint Helena
Continent: Africa
Sub-region: Western Africa
Distance: ~11000 km (from your IP)
Altitude: ~100 m
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