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| VIRGINIA COAST RESERVE LONG-TERM ECOLOGICAL RESEARCH |
Site PHCK, Month JAN, Year 1993 |
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| Day of Month | Precip (mm) | Max Temp. oC | Min Temp. oC | Mean Temp. oC | Wind Speed (m/s) | Wind Dir (deg.) | Vapor Press. (mb) | Solar Rad. KJ/m2 | PAR uE/m2 |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0.00 | 15 | 2 | 9.0 | 3.40 | 335 | 8.83 | 8209 | 15027 |
| 2 | 0.00 | 3 | -3 | 0.3 | 1.90 | 11 | 4.22 | 9599 | 17575 |
| 3 | 0.00 | 10 | -2 | 4.2 | 0.50 | 57 | 7.35 | 3263 | 6527 |
| 4 | 0.00 | 17 | 1 | 8.5 | 0.85 | 213 | 10.82 | 7232 | 13991 |
| 5 | 0.00 | 20 | 8 | 13.7 | 2.83 | 265 | 14.09 | 5146 | 9849 |
| 6 | 0.00 | 11 | 4 | 6.9 | 1.51 | 34 | 8.64 | 5764 | 10903 |
| 7 | 0.00 | 8 | 6 | 7.1 | 1.98 | 57 | 9.49 | 2601 | 5305 |
| 8 | 0.00 | 8 | 6 | 7.3 | 3.00 | 47 | 10.50 | 959 | 2216 |
| 9 | 0.00 | 6 | 5 | 5.8 | 5.42 | 48 | 9.25 | 942 | 2216 |
| 10 | 0.00 | 6 | 3 | 4.7 | 4.17 | 49 | 8.36 | 1670 | 3586 |
| 11 | 0.00 | 8 | 3 | 5.4 | 1.74 | 6 | 9.07 | 3189 | 6386 |
| 12 | 0.00 | 11 | 6 | 8.5 | 2.04 | 40 | 11.45 | 2956 | 6065 |
| 13 | 0.00 | 11 | 4 | 8.9 | 1.61 | 262 | 11.69 | 3308 | 6641 |
| 14 | 0.00 | 8 | 2 | 5.6 | 2.10 | 353 | 6.51 | 9646 | 17611 |
| 15 | 0.00 | 7 | 2 | 4.2 | 0.37 | 76 | 7.12 | 6527 | 12084 |
| 16 | 0.00 | 6 | 0 | 3.6 | 2.14 | 36 | 7.68 | 1386 | 2933 |
| 17 | 0.00 | 8 | 0 | 3.5 | 1.77 | 255 | 7.20 | 8168 | 14607 |
| 18 | 0.00 | 7 | -2 | 2.7 | 1.78 | 355 | 5.29 | 9641 | 17287 |
| 19 | 0.00 | 4 | -5 | 0.1 | 1.96 | 19 | 4.30 | 10302 | 18309 |
| 20 | 0.00 | 5 | -7 | -2.0 | 0.78 | 319 | 3.93 | 11211 | 20039 |
| 21 | 0.00 | 9 | -6 | 2.3 | 0.46 | 92 | 7.48 | 3936 | 7556 |
| 22 | 0.00 | 11 | 4 | 7.9 | 1.79 | 264 | 10.86 | 4487 | 8621 |
| 23 | 0.00 | 10 | 3 | 6.0 | 1.38 | 313 | 8.11 | 10456 | 19031 |
| 24 | 0.00 | 16 | 4 | 9.5 | 2.53 | 230 | 10.85 | 10571 | 19738 |
| 25 | 0.00 | 9 | -2 | 3.4 | 2.48 | 341 | 4.66 | 11338 | 20525 |
| 26 | 1.50 | 4 | -2 | 1.6 | 2.65 | 42 | 4.79 | 6746 | 12334 |
| 27 | 0.00 | 7 | -2 | 3.7 | 2.85 | 345 | 6.07 | 11820 | 21231 |
| 28 | 0.00 | 10 | -4 | 4.1 | 1.80 | 243 | 6.05 | 10639 | 19556 |
| 29 | 0.00 | 11 | 1 | 7.3 | 4.56 | 295 | 5.81 | 7475 | 13610 |
| 30 | 0.00 | 9 | -6 | 2.8 | 3.01 | 260 | 3.53 | 9871 | 18100 |
| 31 | 0.00 | 14 | 7 | 10.2 | 5.30 | 251 | 4.53 | 7785 | 14184 |
| Mon. Tot. Precip. 1.5 mm | Mean wind vel. 2.279 m/s |
| Mon. Mean Temp. 5.4 deg. C | Wind dir 350 deg |
| Mean Max. Temp. 9.3 deg. C | Mean Min. Temp. 1.0 deg. C |
| Extreme Max. Temp 19.7 deg. C | Mean vapor press 7.70 mb |
| Extreme Min. Temp -6.9 deg. C | Total Solar Rad 206843 KJ/sq. m |
| Total photosyn. 383639 uEin/sq.m |
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| Daily Total Precipitation (mm) |
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| Hourly Mean Temperatures (deg. C) |
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| Hourly Max Min and Mean Temperatures (deg. C) |
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| Wind Speed (m/s) |
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| Frequency of Wind Direction |
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| Wind Vectors (circle=1.5 m/s) |
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| Relative Humidity (percent) |
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| Photosynthetically Active Radiation (micro-einsteins per m squared) |
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| Hourly Photosynthetically Active Radiation (micro-einsteins per m squared) |
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| Solar Radiation (KiloJoules per Meter Squared) |
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| Hourly Solar Radiation (KiloJoules per Meter Squared) |
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| Hours of Station Operation |
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| Data Logger Battery Voltage and Internal Logger Temperature |