| Date |
Sunrise |
Sunset |
Length |
Change |
Dawn |
Dusk |
Length |
Change |
| Today |
07:25 |
17:09 |
9:44 |
|
06:56 |
17:39 |
10:43 |
|
| +1 day |
07:27 |
17:09 |
9:42 |
00:02 shorter |
06:57 |
17:39 |
10:42 |
00:01 shorter |
| +1 week |
07:33 |
17:06 |
9:33 |
00:11 shorter |
07:03 |
17:36 |
10:33 |
00:10 shorter |
| +2 weeks |
07:40 |
17:04 |
9:24 |
00:20 shorter |
07:10 |
17:35 |
10:25 |
00:18 shorter |
| +1 month |
07:52 |
17:08 |
9:16 |
00:28 shorter |
07:21 |
17:39 |
10:18 |
00:25 shorter |
| +2 months |
07:51 |
17:35 |
9:44 |
00:00 longer |
07:21 |
18:04 |
10:43 |
00:00 equal length |
| +3 months |
07:21 |
18:11 |
10:50 |
01:06 longer |
06:53 |
18:39 |
11:46 |
01:03 longer |
| +6 months |
06:09 |
20:48 |
14:39 |
04:55 longer |
05:37 |
21:20 |
15:43 |
05:00 longer |
Notes:
Daylight saving time,
* =
Next day.
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Viseu, Portugal - Sunrise, sunset, dawn and dusk times, graph
Viseu, Portugal - 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 |
Viseu, Portugal - Solar energy and surface meteorology
| Variable | I | II | III | IV | V | VI | VII | VIII | IX | X | XI | XII |
| Insolation, kWh/m²/day | 1.58 | 2.49 | 3.74 | 4.64 | 5.52 | 6.64 | 6.79 | 5.97 | 4.46 | 2.75 | 1.73 | 1.34 |
| Clearness, 0 - 1 | 0.40 | 0.46 | 0.50 | 0.49 | 0.51 | 0.58 | 0.61 | 0.59 | 0.54 | 0.45 | 0.39 | 0.38 |
| Temperature, °C | 5.67 | 6.63 | 9.30 | 10.70 | 14.49 | 19.26 | 21.71 | 21.17 | 18.44 | 13.89 | 9.46 | 7.06 |
| Wind speed, m/s | 6.19 | 6.26 | 5.98 | 5.69 | 4.96 | 4.52 | 4.76 | 4.59 | 4.69 | 5.14 | 5.73 | 6.02 |
| Precipitation, mm | 165 | 164 | 104 | 103 | 84 | 55 | 16 | 14 | 54 | 126 | 154 | 166 |
| Wet days, d | 16.6 | 15.7 | 14.2 | 14.6 | 12.9 | 9.6 | 6.3 | 5.5 | 8.7 | 13.2 | 14.7 | 14.9 |
These data were obtained from the NASA Langley Research Center Atmospheric Science Data Center; New et al. 2002
Notes:
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Viseu, Portugal - Basic information
Latitude: +40.67 (40°40'12"N)
Longitude: -7.92 (7°55'12"W)
Time zone: UTC+0 hours
Local time: 16:31
Country: Portugal
Continent: Europe
Sub-region: Southern Europe
Distance: ~7300 km (from your IP)
Altitude: ~490 m
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