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Castries vs Tampa

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Comparing Castries change · Tampa change

Bottom line

Castries is the warmer of the two — about 7°F on the annual average; Castries is the wetter, with 28 in more rain a year.

Warmer Castries 7°F on the year
Wetter Castries 28 in more a year
Sunnier Castries 5 pp less cloud
Colder winters Tampa 25°F colder nights

How the seasons compare

The differences between Castries and Tampa, in everyday terms.

Summers

Tampa has much hotter summers

Castries: Warm
Tampa: Hot

Winters

Castries has far milder winters

Castries: Stays warm
Tampa: Mild

Rain & snow

Castries is wetter

Castries: Very wet
Tampa: Wet

Sky

Similar amounts of sun

Castries: Fairly sunny
Tampa: Partly cloudy

Month-by-month charts

Temperature

Castries is the warmer of the two — about 7°F on the annual average.

40°60°80°100° JanAprJulOct CastriesTampa

Precipitation

Castries is the wetter — about 28 in more across the year.

PRECIPITATION (in) 0612 JanAprJulOct CastriesTampa

Clear skies

The two cities see a similar amount of sun.

0%25%50%75%100% JanAprJulOct CastriesTampa

Exact monthly numbers

Tap a metric to open its full table. Desktop shows all twelve months; on a phone each metric splits into Jan–Jun and Jul–Dec.

Avg high (°F) Varies through the year
JanFebMarAprMayJunJulAugSepOctNovDec
Castries808080828383838484838381
Tampa717478838891919190867974
Difference-9-6-3+2+6+7+8+7+6+2-4-7
Jan – JunJanFebMarAprMayJun
Castries808080828383
Tampa717478838891
Difference-9-6-3+2+6+7
Jul – DecJulAugSepOctNovDec
Castries838484838381
Tampa919190867974
Difference+8+7+6+2-4-7
Avg low (°F) Castries runs higher most of the year
JanFebMarAprMayJunJulAugSepOctNovDec
Castries787778798081818282828179
Tampa535659657175777775696156
Difference-25-22-18-14-10-5-4-5-7-12-20-23
Jan – JunJanFebMarAprMayJun
Castries787778798081
Tampa535659657175
Difference-25-22-18-14-10-5
Jul – DecJulAugSepOctNovDec
Castries818282828179
Tampa777775696156
Difference-4-5-7-12-20-23
Precipitation (in) Castries runs higher most of the year
JanFebMarAprMayJunJulAugSepOctNovDec
Castries4.532.63.54.55.38.511.58.89.79.65.9
Tampa2.72.62.52.62.67.47.896.12.31.42.6
Difference-1.8-0.4-0.1-1-1.9+2.1-0.8-2.4-2.7-7.4-8.2-3.3
Jan – JunJanFebMarAprMayJun
Castries4.532.63.54.55.3
Tampa2.72.62.52.62.67.4
Difference-1.8-0.4-0.1-1-1.9+2.1
Jul – DecJulAugSepOctNovDec
Castries8.511.58.89.79.65.9
Tampa7.896.12.31.42.6
Difference-0.8-2.4-2.7-7.4-8.2-3.3
Cloud cover (%) Varies through the year
JanFebMarAprMayJunJulAugSepOctNovDec
Castries383942495259504651514641
Tampa545046454459646159474551
Difference+16+11+4-4-8+14+15+8-4-1+11
Jan – JunJanFebMarAprMayJun
Castries383942495259
Tampa545046454459
Difference+16+11+4-4-8
Jul – DecJulAugSepOctNovDec
Castries504651514641
Tampa646159474551
Difference+14+15+8-4-1+11
Relative humidity (%) Varies through the year
JanFebMarAprMayJunJulAugSepOctNovDec
Castries767575767779797979797977
Tampa797875726976798183818080
Difference+3+4-4-8-2+1+2+4+2+3
Jan – JunJanFebMarAprMayJun
Castries767575767779
Tampa797875726976
Difference+3+4-4-8-2
Jul – DecJulAugSepOctNovDec
Castries797979797977
Tampa798183818080
Difference+1+2+4+2+3

How both climates are changing

Both cities are warming. Each city has its own warming trend; see its trends page for the year-by-year detail. Castries trends → · Tampa trends →

Both cities' Köppen climate types are projected to hold steady through 2099 (SSP2-4.5).

Methodology & sources

Castries

Temperature — modelled for this location from ERA5-Land reanalysis, a ~9 km global grid, because no long-record weather station is close enough to use.

Precipitation — 1991–2020 normals computed from 10 years of daily observations at LE Lamentin, a weather station, about 66 km from the city centre. The underlying daily records come from NOAA's global station network.

Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.

Tampa

Temperature & precipitation — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at Tampa Intl AP (NOAA GHCN station USW00012842), about 8 km from the city centre.

Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.

How we build these numbers →