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| Climatological Information for Port Harcourt, Nigeria |
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| Location of weather station : 4.8 N, 7.0 E, altitude : 18 m |
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 Data Period |
 Jan |
 Feb |
 Mar |
 Apr |
 May |
 Jun |
 Jul |
 Aug |
 Sep |
 Oct |
 Nov |
 Dec |
Mean Maximum Temperature (deg. C) |
1961-1990 |
32.4 |
33.4 |
32.7 |
32.1 |
31.3 |
30.0 |
28.7 |
28.7 |
29.3 |
30.2 |
31.2 |
31.8 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
21.2 |
22.6 |
23.2 |
23.3 |
23.0 |
22.6 |
22.3 |
22.4 |
22.3 |
22.3 |
22.3 |
21.3 |
| Rainfall Amount (mm) |
1961-1990 |
29.4 |
62.0 |
135.5 |
188.3 |
234.9 |
287.6 |
345.0 |
302.0 |
367.1 |
245.5 |
76.1 |
20.2 |
| Days with Rain* |
1961-1990 |
2.2 |
4.6 |
8.6 |
11.6 |
14.2 |
16.5 |
19.7 |
19.8 |
20.9 |
15.5 |
6.4 |
2.3 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
4.6 |
4.4 |
3.7 |
4.4 |
4.5 |
3.4 |
2.5 |
2.4 |
2.6 |
3.3 |
4.4 |
4.8 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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