86 



BEN NEVIS OBSERVATORY. 



Monthly and Annual Mean Values at Ben Nevis Observatory, 4407 feet, and at 

 Fort-William Observatory, 42 feet above Sea Level. 



BAROMETER— BEN NEVIS. 





Mid- 

 night. 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



Mid- 

 night. 



Ma 



1 Jan. . 



| Feb. . 



Mar. . 



6-420 

 •101 

 •261 



5-41S 

 •096 

 •256 



5-416 

 •097 

 •253 



5-418 

 ■090 

 •249 



5-418 

 •088 

 •243 



5417 

 •0S6 

 •241 



5-417 

 •092 

 ■242 



5-421 

 ■096 

 •248 



5-429 

 096 

 •253 



5-441 

 ■103 

 "258 



5-449 

 •106 

 •261 



5-454 

 109 

 •265 



5-450 

 •107 

 •269 



5-447 

 •109 

 "271 



5444 

 ■102 

 •268 



5-448 

 ■096 

 •264 



5-448 

 •100 

 •264 



5-454 

 099 

 •265 



5-455 

 •099 

 •268 



5-453 

 •098 

 "273 



5-452 

 092 

 •277 



5-450 

 •092 

 •277 



5-448 

 •089 

 •275 



5-448 

 •087 

 •276 



5-444 

 •085 

 •272 



51; 



Apr. . 



May . 

 June . 



•210 

 •273 

 •407 



•207 

 •268 

 ■403 



•202 

 •263 

 •397 



193 

 •257 

 •390 



192 

 •252 

 •390 



•190 

 ■251 

 •390 



194 

 ■256 

 •394 



•196 

 •261 

 •396 



■202 

 •266 

 •402 



"204 

 •269 

 •408 



•208 

 •272 

 •411 



•210 

 •277 

 •417 



•212 

 •282 

 •421 



•215 

 •283 

 •425 



•218 

 •284 

 •427 



■217 

 ■281 

 ■424 



•218 

 •278 

 •423 



•214 

 •278 

 •422 



•214 



•280 

 •422 



•213 

 •281 

 •424 



•215 

 •281 

 •425 



•216 



•284 

 •428 



•208 

 ■284 

 •428 



■205 

 •281 

 •428 



•198 



"277 

 •425 



■!0 

 •21 



July . 

 Ann. . 

 Sept. . 



•653 

 •396 

 •476 



•545 

 •395 

 •469 



■539 



•392 

 •464 



•530 

 •386 

 •457 



•528 

 •383 

 •453 



•527 

 •385 

 •450 



•529 

 •386 

 •452 



•532 

 •388 

 '458 



•o37 

 •393 

 •466 



•640 

 •397 

 •472 



•644 

 •400 

 •474 



•548 

 •399 

 •476 



•554 

 •401 

 •481 



■555 



•404 

 •484 



•559 

 •400 

 •483 



•558 

 •396 

 •482 



•557 

 •392 

 •480 



•557 

 •389 

 •481 



•555 



•390 

 •481 



•558 

 ■389 

 •483 



•655 

 •393 



•485 



•558 

 •396 

 •484 



•558 

 •397 

 ■483 



•554 

 ■398 

 •478 



•552 

 •399 



•474 



■a 

 i 



'tct. . 

 Nov. . 

 Dec. . 



•283 

 •180 

 •159 



•280 

 •176 



•154 



■272 

 •175 

 •146 



•268 

 •172 

 149 



•266 

 •166 

 •140 



•260 

 •165 

 •135 



•261 

 •167 

 ■134 



•265 

 ■172 

 130 



•272 

 •179 

 •131 



•278 

 •186 

 •147 



•280 

 •190 

 •151 



•281 

 •193 

 •153 



•283 

 •189 

 ■148 



•283 

 •183 

 •143 



■277 

 •183 

 •140 



•277 

 •180 

 ■140 



•274 

 •181 

 •148 



•277 

 •184 

 •162 



•279 

 •187 

 •168 



■279 

 •188 

 •168 



•277 

 •184 

 •164 



•277 

 •182 

 •167 



•272 

 •183 

 •161 



■269 

 •178 

 ■154 



■268 

 •174 

 ■152 



■25 



-1- 

 11 



Year . 



5-310 



5-306 



5 301 



5-297 



5-293 



5-291 



5-294 



5-297 



5-302 



5 309 



5'312 



6 315 



5316 



5-317 



5-315 



5-314 



5-314 



5-315 



5-316 



5-317 



5-317 



5-318 



5-316 



5-313 



5 310 



;,. 



BAROMETER— FOBT-WILLIAM. 



Jan. 

 Feb. 

 Mar. 



Apr. 

 May 

 June 



July 



Alls. 

 Sept. 



Oct. 

 Nov. 

 Dec. 



Year 





0-027 



9-718 



•900 



0-027 



9-714 



•898 



0025 



9-714 



•895 



0-025 



9-717 



■888 



0-023 



9716 



•885 



0-022 



9-716 



•884 



0-025 



9-722 



•889 



0-029 



9-723 



•890 



0-041 



9-727 



•896 



0-054 



9-730 



•896 



0-063 



9-732 



•899 



0-067 



9-739 



•896 



0-062 



9 736 



•895 



0-057 



9-731 



■891 



0-054 



9-721 



•888 



0-051 



9-717 



•883 



0-061 



9-716 



■883 



0-066 



9-713 



•885 



0-067 



9-718 



•894 



0-066 



9-717 



•903 



0-062 



9-715 



•913 



0-060 



9-713 



■913 



0-060 



9-712 



•914 



0-058 



9-709 



•911 



0-056 



9'70-i 



•912 



o-ti 



!>■ 





•782 

 ■841 

 •913 



•776 

 ■835 

 ■912 



■771 

 •830 

 •909 



•765 



•826 

 •905 



•763 



•823 

 •906 



•764 



•827 

 •907 



•767 

 •832 

 •913 



•772 

 •834 

 •914 



•776 

 •836 

 •917 



•775 

 •833 

 •916 



•776 

 •831 

 •914 



•774 

 •829 

 •913 



■773 

 •829 

 •913 



■771 

 •824 

 •913 



•768 

 •819 

 •910 



•764 

 •816 

 ■907 



■764 

 •812 

 •905 



•763 

 •813 

 •904 



•765 

 •818 

 •907 



•770 

 •824 

 •910 



•775 

 •834 

 •916 



•774 

 ■842 

 •923 



•772 

 •847 

 •928 



•770 

 •847 

 •931 



•767 

 •846 

 •931 







0-078 

 9-873 



■9t;8 



0073 



9 876 



•962 



0-068 



9-876 



■957 



0-061 



9-872 



•948 



0-061 



9-871 



•945 



0-061 



9-870 



■942 



0-064 



9-874 



■945 



0-066 



9-874 



■950 



0-069 



9-878 



•957 



0-067 



9-876 



•958 



064 



9-872 



•960 



0-060 



9-868 



•958 



0-060 



9-864 



•962 



0-056 



9-862 



•960 



0-055 



9-858 



•955 



0-054 



9-852 



•953 



0053 



9-847 



•951 



0053 



9-844 



•953 



0056 



9-844 



•958 



0-057 



9-849 



•964 



064 



9-858 



•971 



0-069 



9-863 



•970 



0-075 



9-870 



■971 



0-076 



9-874 



■969 



0-077 



9-878 



■965 



0' 



o-j 





•796 

 •745 

 ■726 



•793 

 •739 



■712 



•784 

 •736 

 •705 



•778 

 •730 

 •702 



•775 

 •727 

 ■702 



•771 

 •728 

 •699 



•771 

 •728 

 •697 



•770 

 •731 

 •691 



•784 

 •738 

 •702 



•788 

 •743 



•711 



•789 

 ■746 



•720 



•786 

 ■745 



•718 



•784 

 •738 

 •718 



•779 

 •733 

 •714 



•775 

 •725 

 •714 



•771 

 •727 

 •714 



-770 

 •727 

 ■725 



•771 

 ■733 

 •728 



•777 

 •738 

 •735 



■778 

 •738 

 •736 



•780 

 •740 

 •737 



•781 

 •739 

 •738 



•782 

 ■740 

 ■732 



■780 

 ■740 

 ■725 



•780 

 •739 

 •719 







9 864 



9-860 



9-856 



9851 



9-860 



9-849 



9-852 



9-854 



9-860 



9-862 



9-864 



9-863 



9-861 



9-858 



9-854 



9-851 



9-851 



9-852 



9-856 



9-859 



9-864 



9-865 



9-867 



9-866 



9-865 



1 



TEMPERATURE— BEN NEVIS. 



Jan. 

 Feb. 

 Mar. 



Apr. 

 May 



June 



July 

 Aug. 

 8ept. 



Oct. 

 Nov. 

 Dec. 



Year 



29-2 



22-7 

 227 



29 4 

 22-5 

 22-5 



29-5 

 22-4 

 ■--■3 



29-6 

 223 

 22-3 



29-4 

 21-9 

 22-2 



29-3 

 21-7 



22-1 



29-1 

 21-7 

 22-1 



29-2 

 21-5 

 22-3 



29 1 

 217 

 22-8 



29-0 

 22-1 

 23-4 



29-4 



22-6 

 24-1 



29-7 

 22-8 

 24-7 



29-7 

 23-0 

 25-4 



29-7 

 23-2 

 25-3 



29-7 

 23-3 

 25 4 



29-5 

 234 

 25-3 



293 

 23-1 



24-8 



29-1 



22-8 

 242 



29-0 

 22-4 

 23-8 



28-9 

 22-2 

 23-4 



291 

 22'4 

 23-0 



29-2 

 22 '2 

 22 9 



293 

 22-1 

 22-9 



29-3 

 22-0 

 22-8 



29-3 

 22-0 

 22-8 



29-2 

 299 

 37 6 



290 

 29-7 

 37 3 



29-0 

 29 8 

 37-1 



28-8 

 297 



37-0 



28-6 

 29-7 

 369 



28-6 

 29-8 

 37-1 



28 '6 

 30-0 

 376 



29-0 

 30-3 

 38-1 



29-4 

 30-8 

 383 



29-7 

 31-4 

 38-8 



30-0 

 31-9 

 39-3 



30-5 

 32-4 

 400 



309 

 32-8 



40-2 



31-4 

 33 5 

 406 



31-3 

 33 5 



40-8 



31-2 

 33 6 

 40-8 



31.0 

 33-3 

 40-6 



30-7 

 32 9 

 40-2 



30-2 

 32-3 

 40-0 



29-9 

 31-7 

 39 5 



29-8 

 30-8 

 38-9 



29-8 

 30-5 

 38-6 



296 

 30-3 

 38-2 



29-4 

 30-0 

 38-1 



29-3 

 29-8 

 37 8 



39-0 

 401 

 41-4 



389 

 40-0 

 41-4 



38-5 

 39-5 

 41-4 



38-2 

 39-3 

 41-2 



38-1 

 39-2 

 41-4 



38-2 

 39-2 

 416 



38-2 

 39 3 

 41-7 



38-8 

 397 

 42'0 



39 3 

 401 

 43-5 



■1(1-1 

 405 

 43-0 



40 8 

 41-1 

 435 



41-4 

 41-6 

 44-0 



42-2 

 423 

 44-1 



42-7 

 42-6 

 44-4 



43-1 

 42-9 

 44-S 



42-9 

 42-8 

 445 



42-7 

 42-7 

 44'0 



42-4 

 42-5 

 43-5 



41-9 

 42-2 

 42-7 



41-5 

 41-7 

 42-1 



40-6 

 41-2 

 41-9 



39 9 



407 

 41-7 



39-5 



405 

 41-5 



39-4 

 40-2 

 41-4 



39-1 

 39 9 

 41 5 



351 

 282 

 28-8 



35-1 



28-2 

 29 



35-1 



28-2 

 29-0 



36 

 283 

 28-9 



35-0 

 28-2 

 28-7 



35-1 



28-1 

 28-2 



35-2 

 27-9 

 28-0 



35-3 



28-1 

 27-9 



35-6 



28-6 

 27-8 



35 8 

 28-9 

 28-0 



36-1 

 29-3 

 28-0 



366 

 29-9 

 28 



36-8 

 30-2 

 27-9 



36 9 



30-2 

 27-8 



370 

 30-1 

 27-8 



36-8 

 29-9 

 27-8 



36-5 



29-5 

 27-7 



36-1 



29-5 

 27-7 



35-7 



29-3 

 28-0 



35-5 

 29-1 

 28-0 



35-6 



28-8 

 28-2 



35-5 



28-7 

 28-3 



35-0 



28-6 

 28-4 



35-0 

 28-3 

 28-5 



34-8 

 28-3 

 28 6 



320 



319 



31-8 



31-7 



31-6 



31-6 



31-7 



318 



32-2 



32-6 



33-0 



33-5 



33-8 



34-0 



34-1 



34-0 



33 8 



33-5 



33 1 



32-8 



32-6 



323 



32-2 



32-0 



31-9 1 



TEMPEEATUBE— FORT-WILLIAM. 



Jan. . 



Feb. . 

 Mar. . 



44-2 

 39 



38-8 



442 

 39 3 

 384 



43-7 

 39-1 



38 2 



44 3 

 38-7 

 38-2 



44-2 

 38-1 

 37 9 



44-5 

 382 

 377 



44-1 

 38-1 

 37-5 



43-8 

 38-3 



37-7 



436 

 38 1 

 38-0 



436 

 38-5 

 39-1 



439 

 39-2 

 40-0 



44-3 

 39-8 

 41-3 



-14 4 

 40-5 

 42-3 



44-8 

 410 

 43-2 



44-8 

 41-4 

 43 6 



44-8 

 41-6 

 439 



443 

 41-5 

 435 



43-9 

 41-1 

 43-0 



43-8 

 40-3 

 41-8 



439 

 39-9 

 40-8 



43-8 

 39-3 

 39-9 



44 

 39-1 

 397 



44-0 

 389 

 39-4 



44-3 

 38-6 

 39-3 



44 ■( 

 38-f 

 38-£ 



Apr. . 

 May . 

 June . 



457 



44-8 

 51-8 



44-9 



44-2 

 51-3 



44-7 

 437 

 50-7 



44-5 

 43-5 

 503 



44-2 

 430 

 50-2 



44-0 

 43-0 

 50-3 



439 

 43-7 

 51-2 



44-6 



45-5 

 52-6 



45-4 

 46-8 

 53-8 



47 

 48-4 

 55-0 



47-8 

 49-8 

 56-1 



48-6 

 50-8 

 57-3 



49-4 

 51-5 

 57-9 



50-0 

 52-6 

 58-8 



50-0 

 53"2 

 59-8 



50-5 

 53-6 

 60-6 



50-2 

 53-8 

 603 



60-2 

 53-6 

 60-3 



49 5 

 52-5 

 59-5 



48-2 

 51-2 



58-1 



47-2 

 49-0 

 56-0 



46-8 

 47-4 

 54-5 



46-3 

 46-5 

 53-1 



461 

 45-6 

 52-2 



45 4 S 



44-S 

 52-0 



July . 

 Aug. . 

 Sept. . 



53 4 



54-7 

 62-8 



52-8 

 54 2 

 62-4 



62-3 

 53-8 

 623 



519 

 53 3 

 62-3 



51 -b 

 63-2 

 621 



517 

 53-0 

 51-9 



52-6 

 530 

 51-9 



53-6 

 54-3 

 523 



54-8 

 55-6 

 633 



56-3 



57-0 

 550 



57-4 

 58-1 

 560 



58-4 



59-4 

 57-2 



59-4 

 60-1 

 58-1 



60-4 

 60-5 

 58-6 



60-9 

 60-8 

 59-7 



61-5 

 61-4 

 601 



61-8 

 61-1 

 69-8 



613 

 60-8 

 59-1 



61-2 



603 

 57-2 



59-8 

 58-8 

 55 6 



57-6 

 57-2 

 54-9 



56-2 

 56-4 

 54-5 



551 

 55 6 



63-8 



54-2 

 54 9 

 53-4 



53-5 

 54-5 

 52-8 



Oct. . 



Nov. . 

 Dec. . 



493 

 *2-l 



443 



49-4 

 41-8 

 44 4 



493 



41-3 

 443 



49-0 

 41-5 

 44-5 



48-5 

 41-2 

 44 3 



48-8 

 41-5 

 44 3 



48-7 

 41-3 

 44-0 



48-8 

 414 



43-7 



48-7 

 41-5 

 43-7 



498 

 41-8 

 43'4 



50-3 

 42-4 

 43-2 



51-4 

 43-2 

 438 



522 

 439 

 438 



53-4 

 44-6 

 43'9 



53-8 

 44-8 

 43-7 



53-9 

 45-0 

 437 



53-4 

 44-3 

 43-4 



524 

 438 

 434 



51'3 

 43-5 

 434 



50-8 

 43-2 

 43-5 



50-4 

 42-7 

 43'6 



50-2 

 42-7 



«-7 



49-9 

 42-6 

 43 5 



49-5 



42-4 

 43-5 



49-0 

 42-2 

 43-9 



Year . 



46-7 



464 



461 



46-0 



45-7 



45-7 



45-8 



46-4 



46 '9 



47-9 



48-7 



49-6 



50-3 



51 



514 



51-7 



51-4 



51-1 



504 



495 



48-5 



47-9 



47-4 



47-0 



46-7 



